{
  "type": "File",
  "start": 0,
  "end": 4802,
  "loc": {
    "start": {
      "line": 1,
      "column": 0
    },
    "end": {
      "line": 210,
      "column": 0
    }
  },
  "program": {
    "type": "Program",
    "start": 0,
    "end": 4802,
    "loc": {
      "start": {
        "line": 1,
        "column": 0
      },
      "end": {
        "line": 210,
        "column": 0
      }
    },
    "sourceType": "module",
    "body": [
      {
        "type": "ImportDeclaration",
        "start": 112,
        "end": 136,
        "loc": {
          "start": {
            "line": 8,
            "column": 0
          },
          "end": {
            "line": 8,
            "column": 24
          }
        },
        "specifiers": [
          {
            "type": "ImportDefaultSpecifier",
            "start": 119,
            "end": 123,
            "loc": {
              "start": {
                "line": 8,
                "column": 7
              },
              "end": {
                "line": 8,
                "column": 11
              }
            },
            "local": {
              "type": "Identifier",
              "start": 119,
              "end": 123,
              "loc": {
                "start": {
                  "line": 8,
                  "column": 7
                },
                "end": {
                  "line": 8,
                  "column": 11
                },
                "identifierName": "uuid"
              },
              "name": "uuid",
              "leadingComments": null
            },
            "leadingComments": null
          }
        ],
        "importKind": "value",
        "source": {
          "type": "StringLiteral",
          "start": 129,
          "end": 135,
          "loc": {
            "start": {
              "line": 8,
              "column": 17
            },
            "end": {
              "line": 8,
              "column": 23
            }
          },
          "extra": {
            "rawValue": "uuid",
            "raw": "'uuid'"
          },
          "value": "uuid"
        },
        "leadingComments": [
          {
            "type": "CommentBlock",
            "value": "*\n* utilities, many of which operate against rethinkdb independent of \n* Supermodel constructs.\n",
            "start": 0,
            "end": 100,
            "loc": {
              "start": {
                "line": 1,
                "column": 0
              },
              "end": {
                "line": 4,
                "column": 2
              }
            }
          },
          {
            "type": "CommentLine",
            "value": " @flow",
            "start": 102,
            "end": 110,
            "loc": {
              "start": {
                "line": 6,
                "column": 0
              },
              "end": {
                "line": 6,
                "column": 8
              }
            }
          }
        ]
      },
      {
        "type": "ImportDeclaration",
        "start": 137,
        "end": 168,
        "loc": {
          "start": {
            "line": 9,
            "column": 0
          },
          "end": {
            "line": 9,
            "column": 31
          }
        },
        "specifiers": [
          {
            "type": "ImportNamespaceSpecifier",
            "start": 144,
            "end": 154,
            "loc": {
              "start": {
                "line": 9,
                "column": 7
              },
              "end": {
                "line": 9,
                "column": 17
              }
            },
            "local": {
              "type": "Identifier",
              "start": 149,
              "end": 154,
              "loc": {
                "start": {
                  "line": 9,
                  "column": 12
                },
                "end": {
                  "line": 9,
                  "column": 17
                },
                "identifierName": "nrser"
              },
              "name": "nrser"
            }
          }
        ],
        "importKind": "value",
        "source": {
          "type": "StringLiteral",
          "start": 160,
          "end": 167,
          "loc": {
            "start": {
              "line": 9,
              "column": 23
            },
            "end": {
              "line": 9,
              "column": 30
            }
          },
          "extra": {
            "rawValue": "nrser",
            "raw": "'nrser'"
          },
          "value": "nrser"
        }
      },
      {
        "type": "VariableDeclaration",
        "start": 169,
        "end": 187,
        "loc": {
          "start": {
            "line": 10,
            "column": 0
          },
          "end": {
            "line": 10,
            "column": 18
          }
        },
        "declarations": [
          {
            "type": "VariableDeclarator",
            "start": 175,
            "end": 186,
            "loc": {
              "start": {
                "line": 10,
                "column": 6
              },
              "end": {
                "line": 10,
                "column": 17
              }
            },
            "id": {
              "type": "Identifier",
              "start": 175,
              "end": 176,
              "loc": {
                "start": {
                  "line": 10,
                  "column": 6
                },
                "end": {
                  "line": 10,
                  "column": 7
                },
                "identifierName": "_"
              },
              "name": "_"
            },
            "init": {
              "type": "MemberExpression",
              "start": 179,
              "end": 186,
              "loc": {
                "start": {
                  "line": 10,
                  "column": 10
                },
                "end": {
                  "line": 10,
                  "column": 17
                }
              },
              "object": {
                "type": "Identifier",
                "start": 179,
                "end": 184,
                "loc": {
                  "start": {
                    "line": 10,
                    "column": 10
                  },
                  "end": {
                    "line": 10,
                    "column": 15
                  },
                  "identifierName": "nrser"
                },
                "name": "nrser"
              },
              "property": {
                "type": "Identifier",
                "start": 185,
                "end": 186,
                "loc": {
                  "start": {
                    "line": 10,
                    "column": 16
                  },
                  "end": {
                    "line": 10,
                    "column": 17
                  },
                  "identifierName": "_"
                },
                "name": "_"
              },
              "computed": false
            }
          }
        ],
        "kind": "const"
      },
      {
        "type": "VariableDeclaration",
        "start": 188,
        "end": 218,
        "loc": {
          "start": {
            "line": 11,
            "column": 0
          },
          "end": {
            "line": 11,
            "column": 30
          }
        },
        "declarations": [
          {
            "type": "VariableDeclarator",
            "start": 194,
            "end": 217,
            "loc": {
              "start": {
                "line": 11,
                "column": 6
              },
              "end": {
                "line": 11,
                "column": 29
              }
            },
            "id": {
              "type": "Identifier",
              "start": 194,
              "end": 201,
              "loc": {
                "start": {
                  "line": 11,
                  "column": 6
                },
                "end": {
                  "line": 11,
                  "column": 13
                },
                "identifierName": "Promise"
              },
              "name": "Promise"
            },
            "init": {
              "type": "MemberExpression",
              "start": 204,
              "end": 217,
              "loc": {
                "start": {
                  "line": 11,
                  "column": 16
                },
                "end": {
                  "line": 11,
                  "column": 29
                }
              },
              "object": {
                "type": "Identifier",
                "start": 204,
                "end": 209,
                "loc": {
                  "start": {
                    "line": 11,
                    "column": 16
                  },
                  "end": {
                    "line": 11,
                    "column": 21
                  },
                  "identifierName": "nrser"
                },
                "name": "nrser"
              },
              "property": {
                "type": "Identifier",
                "start": 210,
                "end": 217,
                "loc": {
                  "start": {
                    "line": 11,
                    "column": 22
                  },
                  "end": {
                    "line": 11,
                    "column": 29
                  },
                  "identifierName": "Promise"
                },
                "name": "Promise"
              },
              "computed": false
            }
          }
        ],
        "kind": "const",
        "trailingComments": [
          {
            "type": "CommentLine",
            "value": " types",
            "start": 220,
            "end": 228,
            "loc": {
              "start": {
                "line": 13,
                "column": 0
              },
              "end": {
                "line": 13,
                "column": 8
              }
            }
          }
        ]
      },
      {
        "type": "ImportDeclaration",
        "start": 229,
        "end": 289,
        "loc": {
          "start": {
            "line": 14,
            "column": 0
          },
          "end": {
            "line": 17,
            "column": 17
          }
        },
        "specifiers": [
          {
            "type": "ImportSpecifier",
            "start": 245,
            "end": 255,
            "loc": {
              "start": {
                "line": 15,
                "column": 2
              },
              "end": {
                "line": 15,
                "column": 12
              }
            },
            "imported": {
              "type": "Identifier",
              "start": 245,
              "end": 255,
              "loc": {
                "start": {
                  "line": 15,
                  "column": 2
                },
                "end": {
                  "line": 15,
                  "column": 12
                },
                "identifierName": "IRethinkDB"
              },
              "name": "IRethinkDB",
              "leadingComments": null
            },
            "local": {
              "type": "Identifier",
              "start": 245,
              "end": 255,
              "loc": {
                "start": {
                  "line": 15,
                  "column": 2
                },
                "end": {
                  "line": 15,
                  "column": 12
                },
                "identifierName": "IRethinkDB"
              },
              "name": "IRethinkDB"
            },
            "leadingComments": null
          },
          {
            "type": "ImportSpecifier",
            "start": 259,
            "end": 270,
            "loc": {
              "start": {
                "line": 16,
                "column": 2
              },
              "end": {
                "line": 16,
                "column": 13
              }
            },
            "imported": {
              "type": "Identifier",
              "start": 259,
              "end": 270,
              "loc": {
                "start": {
                  "line": 16,
                  "column": 2
                },
                "end": {
                  "line": 16,
                  "column": 13
                },
                "identifierName": "IConnection"
              },
              "name": "IConnection"
            },
            "local": {
              "type": "Identifier",
              "start": 259,
              "end": 270,
              "loc": {
                "start": {
                  "line": 16,
                  "column": 2
                },
                "end": {
                  "line": 16,
                  "column": 13
                },
                "identifierName": "IConnection"
              },
              "name": "IConnection"
            }
          }
        ],
        "importKind": "type",
        "source": {
          "type": "StringLiteral",
          "start": 279,
          "end": 288,
          "loc": {
            "start": {
              "line": 17,
              "column": 7
            },
            "end": {
              "line": 17,
              "column": 16
            }
          },
          "extra": {
            "rawValue": "./types",
            "raw": "'./types'"
          },
          "value": "./types"
        },
        "leadingComments": [
          {
            "type": "CommentLine",
            "value": " types",
            "start": 220,
            "end": 228,
            "loc": {
              "start": {
                "line": 13,
                "column": 0
              },
              "end": {
                "line": 13,
                "column": 8
              }
            }
          }
        ],
        "trailingComments": [
          {
            "type": "CommentBlock",
            "value": "*\n* attempt to connect to the database, re-scheduling an attempt with a back-off\n* timeout if it fails.\n* \n* wraps this all up in a Promise that resolved when the connection succeeds\n* or rejects when it runs out of attempts.\n",
            "start": 291,
            "end": 521,
            "loc": {
              "start": {
                "line": 19,
                "column": 0
              },
              "end": {
                "line": 25,
                "column": 2
              }
            }
          }
        ]
      },
      {
        "type": "FunctionDeclaration",
        "start": 522,
        "end": 1937,
        "loc": {
          "start": {
            "line": 26,
            "column": 0
          },
          "end": {
            "line": 87,
            "column": 1
          }
        },
        "id": {
          "type": "Identifier",
          "start": 531,
          "end": 547,
          "loc": {
            "start": {
              "line": 26,
              "column": 9
            },
            "end": {
              "line": 26,
              "column": 25
            },
            "identifierName": "attemptToConnect"
          },
          "name": "attemptToConnect",
          "leadingComments": null
        },
        "generator": false,
        "expression": false,
        "async": false,
        "params": [
          {
            "type": "Identifier",
            "start": 551,
            "end": 564,
            "loc": {
              "start": {
                "line": 27,
                "column": 2
              },
              "end": {
                "line": 27,
                "column": 15
              },
              "identifierName": "r"
            },
            "name": "r",
            "typeAnnotation": {
              "type": "TypeAnnotation",
              "start": 552,
              "end": 564,
              "loc": {
                "start": {
                  "line": 27,
                  "column": 3
                },
                "end": {
                  "line": 27,
                  "column": 15
                }
              },
              "typeAnnotation": {
                "type": "GenericTypeAnnotation",
                "start": 554,
                "end": 564,
                "loc": {
                  "start": {
                    "line": 27,
                    "column": 5
                  },
                  "end": {
                    "line": 27,
                    "column": 15
                  }
                },
                "typeParameters": null,
                "id": {
                  "type": "Identifier",
                  "start": 554,
                  "end": 564,
                  "loc": {
                    "start": {
                      "line": 27,
                      "column": 5
                    },
                    "end": {
                      "line": 27,
                      "column": 15
                    },
                    "identifierName": "IRethinkDb"
                  },
                  "name": "IRethinkDb"
                }
              }
            }
          },
          {
            "type": "ObjectPattern",
            "start": 568,
            "end": 900,
            "loc": {
              "start": {
                "line": 28,
                "column": 2
              },
              "end": {
                "line": 48,
                "column": 3
              }
            },
            "properties": [
              {
                "type": "ObjectProperty",
                "start": 574,
                "end": 581,
                "loc": {
                  "start": {
                    "line": 29,
                    "column": 4
                  },
                  "end": {
                    "line": 29,
                    "column": 11
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 574,
                  "end": 581,
                  "loc": {
                    "start": {
                      "line": 29,
                      "column": 4
                    },
                    "end": {
                      "line": 29,
                      "column": 11
                    },
                    "identifierName": "resolve"
                  },
                  "name": "resolve"
                },
                "value": {
                  "type": "Identifier",
                  "start": 574,
                  "end": 581,
                  "loc": {
                    "start": {
                      "line": 29,
                      "column": 4
                    },
                    "end": {
                      "line": 29,
                      "column": 11
                    },
                    "identifierName": "resolve"
                  },
                  "name": "resolve"
                },
                "extra": {
                  "shorthand": true
                }
              },
              {
                "type": "ObjectProperty",
                "start": 587,
                "end": 593,
                "loc": {
                  "start": {
                    "line": 30,
                    "column": 4
                  },
                  "end": {
                    "line": 30,
                    "column": 10
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 587,
                  "end": 593,
                  "loc": {
                    "start": {
                      "line": 30,
                      "column": 4
                    },
                    "end": {
                      "line": 30,
                      "column": 10
                    },
                    "identifierName": "reject"
                  },
                  "name": "reject"
                },
                "value": {
                  "type": "Identifier",
                  "start": 587,
                  "end": 593,
                  "loc": {
                    "start": {
                      "line": 30,
                      "column": 4
                    },
                    "end": {
                      "line": 30,
                      "column": 10
                    },
                    "identifierName": "reject"
                  },
                  "name": "reject"
                },
                "extra": {
                  "shorthand": true
                }
              },
              {
                "type": "ObjectProperty",
                "start": 599,
                "end": 603,
                "loc": {
                  "start": {
                    "line": 31,
                    "column": 4
                  },
                  "end": {
                    "line": 31,
                    "column": 8
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 599,
                  "end": 603,
                  "loc": {
                    "start": {
                      "line": 31,
                      "column": 4
                    },
                    "end": {
                      "line": 31,
                      "column": 8
                    },
                    "identifierName": "host"
                  },
                  "name": "host"
                },
                "value": {
                  "type": "Identifier",
                  "start": 599,
                  "end": 603,
                  "loc": {
                    "start": {
                      "line": 31,
                      "column": 4
                    },
                    "end": {
                      "line": 31,
                      "column": 8
                    },
                    "identifierName": "host"
                  },
                  "name": "host"
                },
                "extra": {
                  "shorthand": true
                }
              },
              {
                "type": "ObjectProperty",
                "start": 609,
                "end": 613,
                "loc": {
                  "start": {
                    "line": 32,
                    "column": 4
                  },
                  "end": {
                    "line": 32,
                    "column": 8
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 609,
                  "end": 613,
                  "loc": {
                    "start": {
                      "line": 32,
                      "column": 4
                    },
                    "end": {
                      "line": 32,
                      "column": 8
                    },
                    "identifierName": "port"
                  },
                  "name": "port"
                },
                "value": {
                  "type": "Identifier",
                  "start": 609,
                  "end": 613,
                  "loc": {
                    "start": {
                      "line": 32,
                      "column": 4
                    },
                    "end": {
                      "line": 32,
                      "column": 8
                    },
                    "identifierName": "port"
                  },
                  "name": "port"
                },
                "extra": {
                  "shorthand": true
                }
              },
              {
                "type": "ObjectProperty",
                "start": 619,
                "end": 621,
                "loc": {
                  "start": {
                    "line": 33,
                    "column": 4
                  },
                  "end": {
                    "line": 33,
                    "column": 6
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 619,
                  "end": 621,
                  "loc": {
                    "start": {
                      "line": 33,
                      "column": 4
                    },
                    "end": {
                      "line": 33,
                      "column": 6
                    },
                    "identifierName": "db"
                  },
                  "name": "db"
                },
                "value": {
                  "type": "Identifier",
                  "start": 619,
                  "end": 621,
                  "loc": {
                    "start": {
                      "line": 33,
                      "column": 4
                    },
                    "end": {
                      "line": 33,
                      "column": 6
                    },
                    "identifierName": "db"
                  },
                  "name": "db"
                },
                "extra": {
                  "shorthand": true
                }
              },
              {
                "type": "ObjectProperty",
                "start": 627,
                "end": 640,
                "loc": {
                  "start": {
                    "line": 34,
                    "column": 4
                  },
                  "end": {
                    "line": 34,
                    "column": 17
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 627,
                  "end": 640,
                  "loc": {
                    "start": {
                      "line": 34,
                      "column": 4
                    },
                    "end": {
                      "line": 34,
                      "column": 17
                    },
                    "identifierName": "attemptNumber"
                  },
                  "name": "attemptNumber"
                },
                "value": {
                  "type": "Identifier",
                  "start": 627,
                  "end": 640,
                  "loc": {
                    "start": {
                      "line": 34,
                      "column": 4
                    },
                    "end": {
                      "line": 34,
                      "column": 17
                    },
                    "identifierName": "attemptNumber"
                  },
                  "name": "attemptNumber"
                },
                "extra": {
                  "shorthand": true
                }
              },
              {
                "type": "ObjectProperty",
                "start": 646,
                "end": 657,
                "loc": {
                  "start": {
                    "line": 35,
                    "column": 4
                  },
                  "end": {
                    "line": 35,
                    "column": 15
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 646,
                  "end": 657,
                  "loc": {
                    "start": {
                      "line": 35,
                      "column": 4
                    },
                    "end": {
                      "line": 35,
                      "column": 15
                    },
                    "identifierName": "maxAttempts"
                  },
                  "name": "maxAttempts"
                },
                "value": {
                  "type": "Identifier",
                  "start": 646,
                  "end": 657,
                  "loc": {
                    "start": {
                      "line": 35,
                      "column": 4
                    },
                    "end": {
                      "line": 35,
                      "column": 15
                    },
                    "identifierName": "maxAttempts"
                  },
                  "name": "maxAttempts"
                },
                "extra": {
                  "shorthand": true
                }
              },
              {
                "type": "ObjectProperty",
                "start": 663,
                "end": 674,
                "loc": {
                  "start": {
                    "line": 36,
                    "column": 4
                  },
                  "end": {
                    "line": 36,
                    "column": 15
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 663,
                  "end": 674,
                  "loc": {
                    "start": {
                      "line": 36,
                      "column": 4
                    },
                    "end": {
                      "line": 36,
                      "column": 15
                    },
                    "identifierName": "baseTimeout"
                  },
                  "name": "baseTimeout"
                },
                "value": {
                  "type": "Identifier",
                  "start": 663,
                  "end": 674,
                  "loc": {
                    "start": {
                      "line": 36,
                      "column": 4
                    },
                    "end": {
                      "line": 36,
                      "column": 15
                    },
                    "identifierName": "baseTimeout"
                  },
                  "name": "baseTimeout"
                },
                "extra": {
                  "shorthand": true
                }
              },
              {
                "type": "ObjectProperty",
                "start": 680,
                "end": 690,
                "loc": {
                  "start": {
                    "line": 37,
                    "column": 4
                  },
                  "end": {
                    "line": 37,
                    "column": 14
                  }
                },
                "method": false,
                "shorthand": true,
                "computed": false,
                "key": {
                  "type": "Identifier",
                  "start": 680,
                  "end": 690,
                  "loc": {
                    "start": {
                      "line": 37,
                      "column": 4
                    },
                    "end": {
                      "line": 37,
                      "column": 14
                    },
                    "identifierName": "maxTimeout"
                  },
                  "name": "maxTimeout"
                },
                "value": {
                  "type": "Identifier",
                  "start": 680,
                  "end": 690,
                  "loc": {
                    "start": {
                      "line": 37,
                      "column": 4
                    },
                    "end": {
                      "line": 37,
                      "column": 14
                    },
                    "identifierName": "maxTimeout"
                  },
                  "name": "maxTimeout"
                },
                "extra": {
                  "shorthand": true
                }
              }
            ],
            "typeAnnotation": {
              "type": "TypeAnnotation",
              "start": 695,
              "end": 900,
              "loc": {
                "start": {
                  "line": 38,
                  "column": 3
                },
                "end": {
                  "line": 48,
                  "column": 3
                }
              },
              "typeAnnotation": {
                "type": "ObjectTypeAnnotation",
                "start": 697,
                "end": 900,
                "loc": {
                  "start": {
                    "line": 38,
                    "column": 5
                  },
                  "end": {
                    "line": 48,
                    "column": 3
                  }
                },
                "callProperties": [],
                "properties": [
                  {
                    "type": "ObjectTypeProperty",
                    "start": 703,
                    "end": 721,
                    "loc": {
                      "start": {
                        "line": 39,
                        "column": 4
                      },
                      "end": {
                        "line": 39,
                        "column": 22
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 703,
                      "end": 710,
                      "loc": {
                        "start": {
                          "line": 39,
                          "column": 4
                        },
                        "end": {
                          "line": 39,
                          "column": 11
                        },
                        "identifierName": "resolve"
                      },
                      "name": "resolve"
                    },
                    "value": {
                      "type": "GenericTypeAnnotation",
                      "start": 712,
                      "end": 720,
                      "loc": {
                        "start": {
                          "line": 39,
                          "column": 13
                        },
                        "end": {
                          "line": 39,
                          "column": 21
                        }
                      },
                      "typeParameters": null,
                      "id": {
                        "type": "Identifier",
                        "start": 712,
                        "end": 720,
                        "loc": {
                          "start": {
                            "line": 39,
                            "column": 13
                          },
                          "end": {
                            "line": 39,
                            "column": 21
                          },
                          "identifierName": "Function"
                        },
                        "name": "Function"
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  },
                  {
                    "type": "ObjectTypeProperty",
                    "start": 726,
                    "end": 743,
                    "loc": {
                      "start": {
                        "line": 40,
                        "column": 4
                      },
                      "end": {
                        "line": 40,
                        "column": 21
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 726,
                      "end": 732,
                      "loc": {
                        "start": {
                          "line": 40,
                          "column": 4
                        },
                        "end": {
                          "line": 40,
                          "column": 10
                        },
                        "identifierName": "reject"
                      },
                      "name": "reject"
                    },
                    "value": {
                      "type": "GenericTypeAnnotation",
                      "start": 734,
                      "end": 742,
                      "loc": {
                        "start": {
                          "line": 40,
                          "column": 12
                        },
                        "end": {
                          "line": 40,
                          "column": 20
                        }
                      },
                      "typeParameters": null,
                      "id": {
                        "type": "Identifier",
                        "start": 734,
                        "end": 742,
                        "loc": {
                          "start": {
                            "line": 40,
                            "column": 12
                          },
                          "end": {
                            "line": 40,
                            "column": 20
                          },
                          "identifierName": "Function"
                        },
                        "name": "Function"
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  },
                  {
                    "type": "ObjectTypeProperty",
                    "start": 748,
                    "end": 761,
                    "loc": {
                      "start": {
                        "line": 41,
                        "column": 4
                      },
                      "end": {
                        "line": 41,
                        "column": 17
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 748,
                      "end": 752,
                      "loc": {
                        "start": {
                          "line": 41,
                          "column": 4
                        },
                        "end": {
                          "line": 41,
                          "column": 8
                        },
                        "identifierName": "host"
                      },
                      "name": "host"
                    },
                    "value": {
                      "type": "StringTypeAnnotation",
                      "start": 754,
                      "end": 760,
                      "loc": {
                        "start": {
                          "line": 41,
                          "column": 10
                        },
                        "end": {
                          "line": 41,
                          "column": 16
                        }
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  },
                  {
                    "type": "ObjectTypeProperty",
                    "start": 766,
                    "end": 779,
                    "loc": {
                      "start": {
                        "line": 42,
                        "column": 4
                      },
                      "end": {
                        "line": 42,
                        "column": 17
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 766,
                      "end": 770,
                      "loc": {
                        "start": {
                          "line": 42,
                          "column": 4
                        },
                        "end": {
                          "line": 42,
                          "column": 8
                        },
                        "identifierName": "port"
                      },
                      "name": "port"
                    },
                    "value": {
                      "type": "NumberTypeAnnotation",
                      "start": 772,
                      "end": 778,
                      "loc": {
                        "start": {
                          "line": 42,
                          "column": 10
                        },
                        "end": {
                          "line": 42,
                          "column": 16
                        }
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  },
                  {
                    "type": "ObjectTypeProperty",
                    "start": 784,
                    "end": 795,
                    "loc": {
                      "start": {
                        "line": 43,
                        "column": 4
                      },
                      "end": {
                        "line": 43,
                        "column": 15
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 784,
                      "end": 786,
                      "loc": {
                        "start": {
                          "line": 43,
                          "column": 4
                        },
                        "end": {
                          "line": 43,
                          "column": 6
                        },
                        "identifierName": "db"
                      },
                      "name": "db"
                    },
                    "value": {
                      "type": "StringTypeAnnotation",
                      "start": 788,
                      "end": 794,
                      "loc": {
                        "start": {
                          "line": 43,
                          "column": 8
                        },
                        "end": {
                          "line": 43,
                          "column": 14
                        }
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  },
                  {
                    "type": "ObjectTypeProperty",
                    "start": 800,
                    "end": 822,
                    "loc": {
                      "start": {
                        "line": 44,
                        "column": 4
                      },
                      "end": {
                        "line": 44,
                        "column": 26
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 800,
                      "end": 813,
                      "loc": {
                        "start": {
                          "line": 44,
                          "column": 4
                        },
                        "end": {
                          "line": 44,
                          "column": 17
                        },
                        "identifierName": "attemptNumber"
                      },
                      "name": "attemptNumber"
                    },
                    "value": {
                      "type": "NumberTypeAnnotation",
                      "start": 815,
                      "end": 821,
                      "loc": {
                        "start": {
                          "line": 44,
                          "column": 19
                        },
                        "end": {
                          "line": 44,
                          "column": 25
                        }
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  },
                  {
                    "type": "ObjectTypeProperty",
                    "start": 827,
                    "end": 847,
                    "loc": {
                      "start": {
                        "line": 45,
                        "column": 4
                      },
                      "end": {
                        "line": 45,
                        "column": 24
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 827,
                      "end": 838,
                      "loc": {
                        "start": {
                          "line": 45,
                          "column": 4
                        },
                        "end": {
                          "line": 45,
                          "column": 15
                        },
                        "identifierName": "maxAttempts"
                      },
                      "name": "maxAttempts"
                    },
                    "value": {
                      "type": "NumberTypeAnnotation",
                      "start": 840,
                      "end": 846,
                      "loc": {
                        "start": {
                          "line": 45,
                          "column": 17
                        },
                        "end": {
                          "line": 45,
                          "column": 23
                        }
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  },
                  {
                    "type": "ObjectTypeProperty",
                    "start": 852,
                    "end": 872,
                    "loc": {
                      "start": {
                        "line": 46,
                        "column": 4
                      },
                      "end": {
                        "line": 46,
                        "column": 24
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 852,
                      "end": 863,
                      "loc": {
                        "start": {
                          "line": 46,
                          "column": 4
                        },
                        "end": {
                          "line": 46,
                          "column": 15
                        },
                        "identifierName": "baseTimeout"
                      },
                      "name": "baseTimeout"
                    },
                    "value": {
                      "type": "NumberTypeAnnotation",
                      "start": 865,
                      "end": 871,
                      "loc": {
                        "start": {
                          "line": 46,
                          "column": 17
                        },
                        "end": {
                          "line": 46,
                          "column": 23
                        }
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  },
                  {
                    "type": "ObjectTypeProperty",
                    "start": 877,
                    "end": 896,
                    "loc": {
                      "start": {
                        "line": 47,
                        "column": 4
                      },
                      "end": {
                        "line": 47,
                        "column": 23
                      }
                    },
                    "key": {
                      "type": "Identifier",
                      "start": 877,
                      "end": 887,
                      "loc": {
                        "start": {
                          "line": 47,
                          "column": 4
                        },
                        "end": {
                          "line": 47,
                          "column": 14
                        },
                        "identifierName": "maxTimeout"
                      },
                      "name": "maxTimeout"
                    },
                    "value": {
                      "type": "NumberTypeAnnotation",
                      "start": 889,
                      "end": 895,
                      "loc": {
                        "start": {
                          "line": 47,
                          "column": 16
                        },
                        "end": {
                          "line": 47,
                          "column": 22
                        }
                      }
                    },
                    "optional": false,
                    "static": false,
                    "variance": null
                  }
                ],
                "indexers": [],
                "exact": false
              }
            }
          }
        ],
        "returnType": {
          "type": "TypeAnnotation",
          "start": 902,
          "end": 924,
          "loc": {
            "start": {
              "line": 49,
              "column": 1
            },
            "end": {
              "line": 49,
              "column": 23
            }
          },
          "typeAnnotation": {
            "type": "GenericTypeAnnotation",
            "start": 904,
            "end": 924,
            "loc": {
              "start": {
                "line": 49,
                "column": 3
              },
              "end": {
                "line": 49,
                "column": 23
              }
            },
            "typeParameters": {
              "type": "TypeParameterInstantiation",
              "start": 911,
              "end": 924,
              "loc": {
                "start": {
                  "line": 49,
                  "column": 10
                },
                "end": {
                  "line": 49,
                  "column": 23
                }
              },
              "params": [
                {
                  "type": "GenericTypeAnnotation",
                  "start": 912,
                  "end": 923,
                  "loc": {
                    "start": {
                      "line": 49,
                      "column": 11
                    },
                    "end": {
                      "line": 49,
                      "column": 22
                    }
                  },
                  "typeParameters": null,
                  "id": {
                    "type": "Identifier",
                    "start": 912,
                    "end": 923,
                    "loc": {
                      "start": {
                        "line": 49,
                        "column": 11
                      },
                      "end": {
                        "line": 49,
                        "column": 22
                      },
                      "identifierName": "IConnection"
                    },
                    "name": "IConnection"
                  }
                }
              ]
            },
            "id": {
              "type": "Identifier",
              "start": 904,
              "end": 911,
              "loc": {
                "start": {
                  "line": 49,
                  "column": 3
                },
                "end": {
                  "line": 49,
                  "column": 10
                },
                "identifierName": "Promise"
              },
              "name": "Promise"
            }
          }
        },
        "body": {
          "type": "BlockStatement",
          "start": 925,
          "end": 1937,
          "loc": {
            "start": {
              "line": 49,
              "column": 24
            },
            "end": {
              "line": 87,
              "column": 1
            }
          },
          "body": [
            {
              "type": "LabeledStatement",
              "start": 929,
              "end": 981,
              "loc": {
                "start": {
                  "line": 50,
                  "column": 2
                },
                "end": {
                  "line": 50,
                  "column": 54
                }
              },
              "body": {
                "type": "ExpressionStatement",
                "start": 935,
                "end": 981,
                "loc": {
                  "start": {
                    "line": 50,
                    "column": 8
                  },
                  "end": {
                    "line": 50,
                    "column": 54
                  }
                },
                "expression": {
                  "type": "TemplateLiteral",
                  "start": 935,
                  "end": 980,
                  "loc": {
                    "start": {
                      "line": 50,
                      "column": 8
                    },
                    "end": {
                      "line": 50,
                      "column": 53
                    }
                  },
                  "expressions": [
                    {
                      "type": "Identifier",
                      "start": 947,
                      "end": 960,
                      "loc": {
                        "start": {
                          "line": 50,
                          "column": 20
                        },
                        "end": {
                          "line": 50,
                          "column": 33
                        },
                        "identifierName": "attemptNumber"
                      },
                      "name": "attemptNumber"
                    }
                  ],
                  "quasis": [
                    {
                      "type": "TemplateElement",
                      "start": 936,
                      "end": 944,
                      "loc": {
                        "start": {
                          "line": 50,
                          "column": 9
                        },
                        "end": {
                          "line": 50,
                          "column": 17
                        }
                      },
                      "value": {
                        "raw": "attempt ",
                        "cooked": "attempt "
                      },
                      "tail": false
                    },
                    {
                      "type": "TemplateElement",
                      "start": 962,
                      "end": 979,
                      "loc": {
                        "start": {
                          "line": 50,
                          "column": 35
                        },
                        "end": {
                          "line": 50,
                          "column": 52
                        }
                      },
                      "value": {
                        "raw": " to connect to db",
                        "cooked": " to connect to db"
                      },
                      "tail": true
                    }
                  ]
                }
              },
              "label": {
                "type": "Identifier",
                "start": 929,
                "end": 933,
                "loc": {
                  "start": {
                    "line": 50,
                    "column": 2
                  },
                  "end": {
                    "line": 50,
                    "column": 6
                  },
                  "identifierName": "info"
                },
                "name": "info"
              }
            },
            {
              "type": "ExpressionStatement",
              "start": 987,
              "end": 1935,
              "loc": {
                "start": {
                  "line": 52,
                  "column": 2
                },
                "end": {
                  "line": 86,
                  "column": 4
                }
              },
              "expression": {
                "type": "CallExpression",
                "start": 987,
                "end": 1934,
                "loc": {
                  "start": {
                    "line": 52,
                    "column": 2
                  },
                  "end": {
                    "line": 86,
                    "column": 3
                  }
                },
                "callee": {
                  "type": "MemberExpression",
                  "start": 987,
                  "end": 996,
                  "loc": {
                    "start": {
                      "line": 52,
                      "column": 2
                    },
                    "end": {
                      "line": 52,
                      "column": 11
                    }
                  },
                  "object": {
                    "type": "Identifier",
                    "start": 987,
                    "end": 988,
                    "loc": {
                      "start": {
                        "line": 52,
                        "column": 2
                      },
                      "end": {
                        "line": 52,
                        "column": 3
                      },
                      "identifierName": "r"
                    },
                    "name": "r"
                  },
                  "property": {
                    "type": "Identifier",
                    "start": 989,
                    "end": 996,
                    "loc": {
                      "start": {
                        "line": 52,
                        "column": 4
                      },
                      "end": {
                        "line": 52,
                        "column": 11
                      },
                      "identifierName": "connect"
                    },
                    "name": "connect"
                  },
                  "computed": false
                },
                "arguments": [
                  {
                    "type": "ObjectExpression",
                    "start": 1002,
                    "end": 1018,
                    "loc": {
                      "start": {
                        "line": 53,
                        "column": 4
                      },
                      "end": {
                        "line": 53,
                        "column": 20
                      }
                    },
                    "properties": [
                      {
                        "type": "ObjectProperty",
                        "start": 1003,
                        "end": 1007,
                        "loc": {
                          "start": {
                            "line": 53,
                            "column": 5
                          },
                          "end": {
                            "line": 53,
                            "column": 9
                          }
                        },
                        "method": false,
                        "shorthand": true,
                        "computed": false,
                        "key": {
                          "type": "Identifier",
                          "start": 1003,
                          "end": 1007,
                          "loc": {
                            "start": {
                              "line": 53,
                              "column": 5
                            },
                            "end": {
                              "line": 53,
                              "column": 9
                            },
                            "identifierName": "host"
                          },
                          "name": "host"
                        },
                        "value": {
                          "type": "Identifier",
                          "start": 1003,
                          "end": 1007,
                          "loc": {
                            "start": {
                              "line": 53,
                              "column": 5
                            },
                            "end": {
                              "line": 53,
                              "column": 9
                            },
                            "identifierName": "host"
                          },
                          "name": "host"
                        },
                        "extra": {
                          "shorthand": true
                        }
                      },
                      {
                        "type": "ObjectProperty",
                        "start": 1009,
                        "end": 1011,
                        "loc": {
                          "start": {
                            "line": 53,
                            "column": 11
                          },
                          "end": {
                            "line": 53,
                            "column": 13
                          }
                        },
                        "method": false,
                        "shorthand": true,
                        "computed": false,
                        "key": {
                          "type": "Identifier",
                          "start": 1009,
                          "end": 1011,
                          "loc": {
                            "start": {
                              "line": 53,
                              "column": 11
                            },
                            "end": {
                              "line": 53,
                              "column": 13
                            },
                            "identifierName": "db"
                          },
                          "name": "db"
                        },
                        "value": {
                          "type": "Identifier",
                          "start": 1009,
                          "end": 1011,
                          "loc": {
                            "start": {
                              "line": 53,
                              "column": 11
                            },
                            "end": {
                              "line": 53,
                              "column": 13
                            },
                            "identifierName": "db"
                          },
                          "name": "db"
                        },
                        "extra": {
                          "shorthand": true
                        }
                      },
                      {
                        "type": "ObjectProperty",
                        "start": 1013,
                        "end": 1017,
                        "loc": {
                          "start": {
                            "line": 53,
                            "column": 15
                          },
                          "end": {
                            "line": 53,
                            "column": 19
                          }
                        },
                        "method": false,
                        "shorthand": true,
                        "computed": false,
                        "key": {
                          "type": "Identifier",
                          "start": 1013,
                          "end": 1017,
                          "loc": {
                            "start": {
                              "line": 53,
                              "column": 15
                            },
                            "end": {
                              "line": 53,
                              "column": 19
                            },
                            "identifierName": "port"
                          },
                          "name": "port"
                        },
                        "value": {
                          "type": "Identifier",
                          "start": 1013,
                          "end": 1017,
                          "loc": {
                            "start": {
                              "line": 53,
                              "column": 15
                            },
                            "end": {
                              "line": 53,
                              "column": 19
                            },
                            "identifierName": "port"
                          },
                          "name": "port"
                        },
                        "extra": {
                          "shorthand": true
                        }
                      }
                    ]
                  },
                  {
                    "type": "ArrowFunctionExpression",
                    "start": 1024,
                    "end": 1930,
                    "loc": {
                      "start": {
                        "line": 54,
                        "column": 4
                      },
                      "end": {
                        "line": 85,
                        "column": 5
                      }
                    },
                    "returnType": {
                      "type": "TypeAnnotation",
                      "start": 1059,
                      "end": 1065,
                      "loc": {
                        "start": {
                          "line": 54,
                          "column": 39
                        },
                        "end": {
                          "line": 54,
                          "column": 45
                        }
                      },
                      "typeAnnotation": {
                        "type": "VoidTypeAnnotation",
                        "start": 1061,
                        "end": 1065,
                        "loc": {
                          "start": {
                            "line": 54,
                            "column": 41
                          },
                          "end": {
                            "line": 54,
                            "column": 45
                          }
                        }
                      }
                    },
                    "id": null,
                    "generator": false,
                    "expression": false,
                    "async": false,
                    "params": [
                      {
                        "type": "Identifier",
                        "start": 1025,
                        "end": 1038,
                        "loc": {
                          "start": {
                            "line": 54,
                            "column": 5
                          },
                          "end": {
                            "line": 54,
                            "column": 18
                          },
                          "identifierName": "error"
                        },
                        "name": "error",
                        "typeAnnotation": {
                          "type": "TypeAnnotation",
                          "start": 1030,
                          "end": 1038,
                          "loc": {
                            "start": {
                              "line": 54,
                              "column": 10
                            },
                            "end": {
                              "line": 54,
                              "column": 18
                            }
                          },
                          "typeAnnotation": {
                            "type": "NullableTypeAnnotation",
                            "start": 1032,
                            "end": 1038,
                            "loc": {
                              "start": {
                                "line": 54,
                                "column": 12
                              },
                              "end": {
                                "line": 54,
                                "column": 18
                              }
                            },
                            "typeAnnotation": {
                              "type": "GenericTypeAnnotation",
                              "start": 1033,
                              "end": 1038,
                              "loc": {
                                "start": {
                                  "line": 54,
                                  "column": 13
                                },
                                "end": {
                                  "line": 54,
                                  "column": 18
                                }
                              },
                              "typeParameters": null,
                              "id": {
                                "type": "Identifier",
                                "start": 1033,
                                "end": 1038,
                                "loc": {
                                  "start": {
                                    "line": 54,
                                    "column": 13
                                  },
                                  "end": {
                                    "line": 54,
                                    "column": 18
                                  },
                                  "identifierName": "Error"
                                },
                                "name": "Error"
                              }
                            }
                          }
                        }
                      },
                      {
                        "type": "Identifier",
                        "start": 1040,
                        "end": 1058,
                        "loc": {
                          "start": {
                            "line": 54,
                            "column": 20
                          },
                          "end": {
                            "line": 54,
                            "column": 38
                          },
                          "identifierName": "conn"
                        },
                        "name": "conn",
                        "typeAnnotation": {
                          "type": "TypeAnnotation",
                          "start": 1044,
                          "end": 1058,
                          "loc": {
                            "start": {
                              "line": 54,
                              "column": 24
                            },
                            "end": {
                              "line": 54,
                              "column": 38
                            }
                          },
                          "typeAnnotation": {
                            "type": "NullableTypeAnnotation",
                            "start": 1046,
                            "end": 1058,
                            "loc": {
                              "start": {
                                "line": 54,
                                "column": 26
                              },
                              "end": {
                                "line": 54,
                                "column": 38
                              }
                            },
                            "typeAnnotation": {
                              "type": "GenericTypeAnnotation",
                              "start": 1047,
                              "end": 1058,
                              "loc": {
                                "start": {
                                  "line": 54,
                                  "column": 27
                                },
                                "end": {
                                  "line": 54,
                                  "column": 38
                                }
                              },
                              "typeParameters": null,
                              "id": {
                                "type": "Identifier",
                                "start": 1047,
                                "end": 1058,
                                "loc": {
                                  "start": {
                                    "line": 54,
                                    "column": 27
                                  },
                                  "end": {
                                    "line": 54,
                                    "column": 38
                                  },
                                  "identifierName": "IConnection"
                                },
                                "name": "IConnection"
                              }
                            }
                          }
                        }
                      }
                    ],
                    "body": {
                      "type": "BlockStatement",
                      "start": 1069,
                      "end": 1930,
                      "loc": {
                        "start": {
                          "line": 54,
                          "column": 49
                        },
                        "end": {
                          "line": 85,
                          "column": 5
                        }
                      },
                      "body": [
                        {
                          "type": "IfStatement",
                          "start": 1077,
                          "end": 1924,
                          "loc": {
                            "start": {
                              "line": 55,
                              "column": 6
                            },
                            "end": {
                              "line": 84,
                              "column": 7
                            }
                          },
                          "test": {
                            "type": "Identifier",
                            "start": 1081,
                            "end": 1086,
                            "loc": {
                              "start": {
                                "line": 55,
                                "column": 10
                              },
                              "end": {
                                "line": 55,
                                "column": 15
                              },
                              "identifierName": "error"
                            },
                            "name": "error"
                          },
                          "consequent": {
                            "type": "BlockStatement",
                            "start": 1088,
                            "end": 1826,
                            "loc": {
                              "start": {
                                "line": 55,
                                "column": 17
                              },
                              "end": {
                                "line": 81,
                                "column": 7
                              }
                            },
                            "body": [
                              {
                                "type": "LabeledStatement",
                                "start": 1098,
                                "end": 1180,
                                "loc": {
                                  "start": {
                                    "line": 56,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 57,
                                    "column": 18
                                  }
                                },
                                "body": {
                                  "type": "ExpressionStatement",
                                  "start": 1105,
                                  "end": 1180,
                                  "loc": {
                                    "start": {
                                      "line": 56,
                                      "column": 15
                                    },
                                    "end": {
                                      "line": 57,
                                      "column": 18
                                    }
                                  },
                                  "expression": {
                                    "type": "SequenceExpression",
                                    "start": 1105,
                                    "end": 1179,
                                    "loc": {
                                      "start": {
                                        "line": 56,
                                        "column": 15
                                      },
                                      "end": {
                                        "line": 57,
                                        "column": 17
                                      }
                                    },
                                    "expressions": [
                                      {
                                        "type": "TemplateLiteral",
                                        "start": 1105,
                                        "end": 1160,
                                        "loc": {
                                          "start": {
                                            "line": 56,
                                            "column": 15
                                          },
                                          "end": {
                                            "line": 56,
                                            "column": 70
                                          }
                                        },
                                        "expressions": [
                                          {
                                            "type": "Identifier",
                                            "start": 1144,
                                            "end": 1157,
                                            "loc": {
                                              "start": {
                                                "line": 56,
                                                "column": 54
                                              },
                                              "end": {
                                                "line": 56,
                                                "column": 67
                                              },
                                              "identifierName": "attemptNumber"
                                            },
                                            "name": "attemptNumber"
                                          }
                                        ],
                                        "quasis": [
                                          {
                                            "type": "TemplateElement",
                                            "start": 1106,
                                            "end": 1141,
                                            "loc": {
                                              "start": {
                                                "line": 56,
                                                "column": 16
                                              },
                                              "end": {
                                                "line": 56,
                                                "column": 51
                                              }
                                            },
                                            "value": {
                                              "raw": "failed to connect to db on attempt ",
                                              "cooked": "failed to connect to db on attempt "
                                            },
                                            "tail": false
                                          },
                                          {
                                            "type": "TemplateElement",
                                            "start": 1159,
                                            "end": 1159,
                                            "loc": {
                                              "start": {
                                                "line": 56,
                                                "column": 69
                                              },
                                              "end": {
                                                "line": 56,
                                                "column": 69
                                              }
                                            },
                                            "value": {
                                              "raw": "",
                                              "cooked": ""
                                            },
                                            "tail": true
                                          }
                                        ]
                                      },
                                      {
                                        "type": "ObjectExpression",
                                        "start": 1172,
                                        "end": 1179,
                                        "loc": {
                                          "start": {
                                            "line": 57,
                                            "column": 10
                                          },
                                          "end": {
                                            "line": 57,
                                            "column": 17
                                          }
                                        },
                                        "properties": [
                                          {
                                            "type": "ObjectProperty",
                                            "start": 1173,
                                            "end": 1178,
                                            "loc": {
                                              "start": {
                                                "line": 57,
                                                "column": 11
                                              },
                                              "end": {
                                                "line": 57,
                                                "column": 16
                                              }
                                            },
                                            "method": false,
                                            "shorthand": true,
                                            "computed": false,
                                            "key": {
                                              "type": "Identifier",
                                              "start": 1173,
                                              "end": 1178,
                                              "loc": {
                                                "start": {
                                                  "line": 57,
                                                  "column": 11
                                                },
                                                "end": {
                                                  "line": 57,
                                                  "column": 16
                                                },
                                                "identifierName": "error"
                                              },
                                              "name": "error"
                                            },
                                            "value": {
                                              "type": "Identifier",
                                              "start": 1173,
                                              "end": 1178,
                                              "loc": {
                                                "start": {
                                                  "line": 57,
                                                  "column": 11
                                                },
                                                "end": {
                                                  "line": 57,
                                                  "column": 16
                                                },
                                                "identifierName": "error"
                                              },
                                              "name": "error"
                                            },
                                            "extra": {
                                              "shorthand": true
                                            }
                                          }
                                        ]
                                      }
                                    ]
                                  }
                                },
                                "label": {
                                  "type": "Identifier",
                                  "start": 1098,
                                  "end": 1103,
                                  "loc": {
                                    "start": {
                                      "line": 56,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 56,
                                      "column": 13
                                    },
                                    "identifierName": "error"
                                  },
                                  "name": "error"
                                }
                              },
                              {
                                "type": "IfStatement",
                                "start": 1198,
                                "end": 1818,
                                "loc": {
                                  "start": {
                                    "line": 59,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 80,
                                    "column": 9
                                  }
                                },
                                "test": {
                                  "type": "LogicalExpression",
                                  "start": 1202,
                                  "end": 1249,
                                  "loc": {
                                    "start": {
                                      "line": 59,
                                      "column": 12
                                    },
                                    "end": {
                                      "line": 59,
                                      "column": 59
                                    }
                                  },
                                  "left": {
                                    "type": "BinaryExpression",
                                    "start": 1202,
                                    "end": 1217,
                                    "loc": {
                                      "start": {
                                        "line": 59,
                                        "column": 12
                                      },
                                      "end": {
                                        "line": 59,
                                        "column": 27
                                      }
                                    },
                                    "left": {
                                      "type": "Identifier",
                                      "start": 1202,
                                      "end": 1213,
                                      "loc": {
                                        "start": {
                                          "line": 59,
                                          "column": 12
                                        },
                                        "end": {
                                          "line": 59,
                                          "column": 23
                                        },
                                        "identifierName": "maxAttempts"
                                      },
                                      "name": "maxAttempts"
                                    },
                                    "operator": ">",
                                    "right": {
                                      "type": "NumericLiteral",
                                      "start": 1216,
                                      "end": 1217,
                                      "loc": {
                                        "start": {
                                          "line": 59,
                                          "column": 26
                                        },
                                        "end": {
                                          "line": 59,
                                          "column": 27
                                        }
                                      },
                                      "extra": {
                                        "rawValue": 0,
                                        "raw": "0"
                                      },
                                      "value": 0
                                    }
                                  },
                                  "operator": "&&",
                                  "right": {
                                    "type": "BinaryExpression",
                                    "start": 1221,
                                    "end": 1249,
                                    "loc": {
                                      "start": {
                                        "line": 59,
                                        "column": 31
                                      },
                                      "end": {
                                        "line": 59,
                                        "column": 59
                                      }
                                    },
                                    "left": {
                                      "type": "Identifier",
                                      "start": 1221,
                                      "end": 1234,
                                      "loc": {
                                        "start": {
                                          "line": 59,
                                          "column": 31
                                        },
                                        "end": {
                                          "line": 59,
                                          "column": 44
                                        },
                                        "identifierName": "attemptNumber"
                                      },
                                      "name": "attemptNumber"
                                    },
                                    "operator": ">=",
                                    "right": {
                                      "type": "Identifier",
                                      "start": 1238,
                                      "end": 1249,
                                      "loc": {
                                        "start": {
                                          "line": 59,
                                          "column": 48
                                        },
                                        "end": {
                                          "line": 59,
                                          "column": 59
                                        },
                                        "identifierName": "maxAttempts"
                                      },
                                      "name": "maxAttempts"
                                    }
                                  }
                                },
                                "consequent": {
                                  "type": "BlockStatement",
                                  "start": 1251,
                                  "end": 1345,
                                  "loc": {
                                    "start": {
                                      "line": 59,
                                      "column": 61
                                    },
                                    "end": {
                                      "line": 63,
                                      "column": 9
                                    }
                                  },
                                  "body": [
                                    {
                                      "type": "LabeledStatement",
                                      "start": 1263,
                                      "end": 1299,
                                      "loc": {
                                        "start": {
                                          "line": 60,
                                          "column": 10
                                        },
                                        "end": {
                                          "line": 60,
                                          "column": 46
                                        }
                                      },
                                      "body": {
                                        "type": "ExpressionStatement",
                                        "start": 1270,
                                        "end": 1299,
                                        "loc": {
                                          "start": {
                                            "line": 60,
                                            "column": 17
                                          },
                                          "end": {
                                            "line": 60,
                                            "column": 46
                                          }
                                        },
                                        "expression": {
                                          "type": "StringLiteral",
                                          "start": 1270,
                                          "end": 1299,
                                          "loc": {
                                            "start": {
                                              "line": 60,
                                              "column": 17
                                            },
                                            "end": {
                                              "line": 60,
                                              "column": 46
                                            }
                                          },
                                          "extra": {
                                            "rawValue": "out of attempts, rejecting.",
                                            "raw": "\"out of attempts, rejecting.\""
                                          },
                                          "value": "out of attempts, rejecting."
                                        }
                                      },
                                      "label": {
                                        "type": "Identifier",
                                        "start": 1263,
                                        "end": 1268,
                                        "loc": {
                                          "start": {
                                            "line": 60,
                                            "column": 10
                                          },
                                          "end": {
                                            "line": 60,
                                            "column": 15
                                          },
                                          "identifierName": "error"
                                        },
                                        "name": "error"
                                      }
                                    },
                                    {
                                      "type": "ExpressionStatement",
                                      "start": 1321,
                                      "end": 1335,
                                      "loc": {
                                        "start": {
                                          "line": 62,
                                          "column": 10
                                        },
                                        "end": {
                                          "line": 62,
                                          "column": 24
                                        }
                                      },
                                      "expression": {
                                        "type": "CallExpression",
                                        "start": 1321,
                                        "end": 1334,
                                        "loc": {
                                          "start": {
                                            "line": 62,
                                            "column": 10
                                          },
                                          "end": {
                                            "line": 62,
                                            "column": 23
                                          }
                                        },
                                        "callee": {
                                          "type": "Identifier",
                                          "start": 1321,
                                          "end": 1327,
                                          "loc": {
                                            "start": {
                                              "line": 62,
                                              "column": 10
                                            },
                                            "end": {
                                              "line": 62,
                                              "column": 16
                                            },
                                            "identifierName": "reject"
                                          },
                                          "name": "reject"
                                        },
                                        "arguments": [
                                          {
                                            "type": "Identifier",
                                            "start": 1328,
                                            "end": 1333,
                                            "loc": {
                                              "start": {
                                                "line": 62,
                                                "column": 17
                                              },
                                              "end": {
                                                "line": 62,
                                                "column": 22
                                              },
                                              "identifierName": "error"
                                            },
                                            "name": "error"
                                          }
                                        ]
                                      }
                                    }
                                  ],
                                  "directives": []
                                },
                                "alternate": {
                                  "type": "BlockStatement",
                                  "start": 1351,
                                  "end": 1818,
                                  "loc": {
                                    "start": {
                                      "line": 63,
                                      "column": 15
                                    },
                                    "end": {
                                      "line": 80,
                                      "column": 9
                                    }
                                  },
                                  "body": [
                                    {
                                      "type": "VariableDeclaration",
                                      "start": 1363,
                                      "end": 1425,
                                      "loc": {
                                        "start": {
                                          "line": 64,
                                          "column": 10
                                        },
                                        "end": {
                                          "line": 64,
                                          "column": 72
                                        }
                                      },
                                      "declarations": [
                                        {
                                          "type": "VariableDeclarator",
                                          "start": 1369,
                                          "end": 1424,
                                          "loc": {
                                            "start": {
                                              "line": 64,
                                              "column": 16
                                            },
                                            "end": {
                                              "line": 64,
                                              "column": 71
                                            }
                                          },
                                          "id": {
                                            "type": "Identifier",
                                            "start": 1369,
                                            "end": 1376,
                                            "loc": {
                                              "start": {
                                                "line": 64,
                                                "column": 16
                                              },
                                              "end": {
                                                "line": 64,
                                                "column": 23
                                              },
                                              "identifierName": "timeout"
                                            },
                                            "name": "timeout"
                                          },
                                          "init": {
                                            "type": "CallExpression",
                                            "start": 1379,
                                            "end": 1424,
                                            "loc": {
                                              "start": {
                                                "line": 64,
                                                "column": 26
                                              },
                                              "end": {
                                                "line": 64,
                                                "column": 71
                                              }
                                            },
                                            "callee": {
                                              "type": "MemberExpression",
                                              "start": 1379,
                                              "end": 1387,
                                              "loc": {
                                                "start": {
                                                  "line": 64,
                                                  "column": 26
                                                },
                                                "end": {
                                                  "line": 64,
                                                  "column": 34
                                                }
                                              },
                                              "object": {
                                                "type": "Identifier",
                                                "start": 1379,
                                                "end": 1383,
                                                "loc": {
                                                  "start": {
                                                    "line": 64,
                                                    "column": 26
                                                  },
                                                  "end": {
                                                    "line": 64,
                                                    "column": 30
                                                  },
                                                  "identifierName": "Math"
                                                },
                                                "name": "Math"
                                              },
                                              "property": {
                                                "type": "Identifier",
                                                "start": 1384,
                                                "end": 1387,
                                                "loc": {
                                                  "start": {
                                                    "line": 64,
                                                    "column": 31
                                                  },
                                                  "end": {
                                                    "line": 64,
                                                    "column": 34
                                                  },
                                                  "identifierName": "min"
                                                },
                                                "name": "min"
                                              },
                                              "computed": false
                                            },
                                            "arguments": [
                                              {
                                                "type": "BinaryExpression",
                                                "start": 1388,
                                                "end": 1411,
                                                "loc": {
                                                  "start": {
                                                    "line": 64,
                                                    "column": 35
                                                  },
                                                  "end": {
                                                    "line": 64,
                                                    "column": 58
                                                  }
                                                },
                                                "left": {
                                                  "type": "Identifier",
                                                  "start": 1388,
                                                  "end": 1395,
                                                  "loc": {
                                                    "start": {
                                                      "line": 64,
                                                      "column": 35
                                                    },
                                                    "end": {
                                                      "line": 64,
                                                      "column": 42
                                                    },
                                                    "identifierName": "timeout"
                                                  },
                                                  "name": "timeout"
                                                },
                                                "operator": "*",
                                                "right": {
                                                  "type": "Identifier",
                                                  "start": 1398,
                                                  "end": 1411,
                                                  "loc": {
                                                    "start": {
                                                      "line": 64,
                                                      "column": 45
                                                    },
                                                    "end": {
                                                      "line": 64,
                                                      "column": 58
                                                    },
                                                    "identifierName": "attemptNumber"
                                                  },
                                                  "name": "attemptNumber"
                                                }
                                              },
                                              {
                                                "type": "Identifier",
                                                "start": 1413,
                                                "end": 1423,
                                                "loc": {
                                                  "start": {
                                                    "line": 64,
                                                    "column": 60
                                                  },
                                                  "end": {
                                                    "line": 64,
                                                    "column": 70
                                                  },
                                                  "identifierName": "maxTimeout"
                                                },
                                                "name": "maxTimeout"
                                              }
                                            ]
                                          }
                                        }
                                      ],
                                      "kind": "const"
                                    },
                                    {
                                      "type": "LabeledStatement",
                                      "start": 1447,
                                      "end": 1503,
                                      "loc": {
                                        "start": {
                                          "line": 66,
                                          "column": 10
                                        },
                                        "end": {
                                          "line": 66,
                                          "column": 66
                                        }
                                      },
                                      "body": {
                                        "type": "ExpressionStatement",
                                        "start": 1453,
                                        "end": 1503,
                                        "loc": {
                                          "start": {
                                            "line": 66,
                                            "column": 16
                                          },
                                          "end": {
                                            "line": 66,
                                            "column": 66
                                          }
                                        },
                                        "expression": {
                                          "type": "TemplateLiteral",
                                          "start": 1453,
                                          "end": 1502,
                                          "loc": {
                                            "start": {
                                              "line": 66,
                                              "column": 16
                                            },
                                            "end": {
                                              "line": 66,
                                              "column": 65
                                            }
                                          },
                                          "expressions": [
                                            {
                                              "type": "Identifier",
                                              "start": 1490,
                                              "end": 1497,
                                              "loc": {
                                                "start": {
                                                  "line": 66,
                                                  "column": 53
                                                },
                                                "end": {
                                                  "line": 66,
                                                  "column": 60
                                                },
                                                "identifierName": "timeout"
                                              },
                                              "name": "timeout"
                                            }
                                          ],
                                          "quasis": [
                                            {
                                              "type": "TemplateElement",
                                              "start": 1454,
                                              "end": 1487,
                                              "loc": {
                                                "start": {
                                                  "line": 66,
                                                  "column": 17
                                                },
                                                "end": {
                                                  "line": 66,
                                                  "column": 50
                                                }
                                              },
                                              "value": {
                                                "raw": "scheduling connection attempt in ",
                                                "cooked": "scheduling connection attempt in "
                                              },
                                              "tail": false
                                            },
                                            {
                                              "type": "TemplateElement",
                                              "start": 1499,
                                              "end": 1501,
                                              "loc": {
                                                "start": {
                                                  "line": 66,
                                                  "column": 62
                                                },
                                                "end": {
                                                  "line": 66,
                                                  "column": 64
                                                }
                                              },
                                              "value": {
                                                "raw": "ms",
                                                "cooked": "ms"
                                              },
                                              "tail": true
                                            }
                                          ]
                                        }
                                      },
                                      "label": {
                                        "type": "Identifier",
                                        "start": 1447,
                                        "end": 1451,
                                        "loc": {
                                          "start": {
                                            "line": 66,
                                            "column": 10
                                          },
                                          "end": {
                                            "line": 66,
                                            "column": 14
                                          },
                                          "identifierName": "info"
                                        },
                                        "name": "info"
                                      }
                                    },
                                    {
                                      "type": "ExpressionStatement",
                                      "start": 1525,
                                      "end": 1808,
                                      "loc": {
                                        "start": {
                                          "line": 68,
                                          "column": 10
                                        },
                                        "end": {
                                          "line": 79,
                                          "column": 12
                                        }
                                      },
                                      "expression": {
                                        "type": "CallExpression",
                                        "start": 1525,
                                        "end": 1807,
                                        "loc": {
                                          "start": {
                                            "line": 68,
                                            "column": 10
                                          },
                                          "end": {
                                            "line": 79,
                                            "column": 11
                                          }
                                        },
                                        "callee": {
                                          "type": "Identifier",
                                          "start": 1525,
                                          "end": 1535,
                                          "loc": {
                                            "start": {
                                              "line": 68,
                                              "column": 10
                                            },
                                            "end": {
                                              "line": 68,
                                              "column": 20
                                            },
                                            "identifierName": "setTimeout"
                                          },
                                          "name": "setTimeout"
                                        },
                                        "arguments": [
                                          {
                                            "type": "ArrowFunctionExpression",
                                            "start": 1549,
                                            "end": 1773,
                                            "loc": {
                                              "start": {
                                                "line": 69,
                                                "column": 12
                                              },
                                              "end": {
                                                "line": 77,
                                                "column": 13
                                              }
                                            },
                                            "id": null,
                                            "generator": false,
                                            "expression": false,
                                            "async": false,
                                            "params": [],
                                            "body": {
                                              "type": "BlockStatement",
                                              "start": 1555,
                                              "end": 1773,
                                              "loc": {
                                                "start": {
                                                  "line": 69,
                                                  "column": 18
                                                },
                                                "end": {
                                                  "line": 77,
                                                  "column": 13
                                                }
                                              },
                                              "body": [
                                                {
                                                  "type": "ExpressionStatement",
                                                  "start": 1571,
                                                  "end": 1759,
                                                  "loc": {
                                                    "start": {
                                                      "line": 70,
                                                      "column": 14
                                                    },
                                                    "end": {
                                                      "line": 76,
                                                      "column": 16
                                                    }
                                                  },
                                                  "expression": {
                                                    "type": "CallExpression",
                                                    "start": 1571,
                                                    "end": 1759,
                                                    "loc": {
                                                      "start": {
                                                        "line": 70,
                                                        "column": 14
                                                      },
                                                      "end": {
                                                        "line": 76,
                                                        "column": 16
                                                      }
                                                    },
                                                    "callee": {
                                                      "type": "Identifier",
                                                      "start": 1571,
                                                      "end": 1587,
                                                      "loc": {
                                                        "start": {
                                                          "line": 70,
                                                          "column": 14
                                                        },
                                                        "end": {
                                                          "line": 70,
                                                          "column": 30
                                                        },
                                                        "identifierName": "attemptToConnect"
                                                      },
                                                      "name": "attemptToConnect"
                                                    },
                                                    "arguments": [
                                                      {
                                                        "type": "ObjectExpression",
                                                        "start": 1588,
                                                        "end": 1758,
                                                        "loc": {
                                                          "start": {
                                                            "line": 70,
                                                            "column": 31
                                                          },
                                                          "end": {
                                                            "line": 76,
                                                            "column": 15
                                                          }
                                                        },
                                                        "properties": [
                                                          {
                                                            "type": "ObjectProperty",
                                                            "start": 1606,
                                                            "end": 1613,
                                                            "loc": {
                                                              "start": {
                                                                "line": 71,
                                                                "column": 16
                                                              },
                                                              "end": {
                                                                "line": 71,
                                                                "column": 23
                                                              }
                                                            },
                                                            "method": false,
                                                            "shorthand": true,
                                                            "computed": false,
                                                            "key": {
                                                              "type": "Identifier",
                                                              "start": 1606,
                                                              "end": 1613,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 71,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 71,
                                                                  "column": 23
                                                                },
                                                                "identifierName": "resolve"
                                                              },
                                                              "name": "resolve"
                                                            },
                                                            "value": {
                                                              "type": "Identifier",
                                                              "start": 1606,
                                                              "end": 1613,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 71,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 71,
                                                                  "column": 23
                                                                },
                                                                "identifierName": "resolve"
                                                              },
                                                              "name": "resolve"
                                                            },
                                                            "extra": {
                                                              "shorthand": true
                                                            }
                                                          },
                                                          {
                                                            "type": "ObjectProperty",
                                                            "start": 1631,
                                                            "end": 1637,
                                                            "loc": {
                                                              "start": {
                                                                "line": 72,
                                                                "column": 16
                                                              },
                                                              "end": {
                                                                "line": 72,
                                                                "column": 22
                                                              }
                                                            },
                                                            "method": false,
                                                            "shorthand": true,
                                                            "computed": false,
                                                            "key": {
                                                              "type": "Identifier",
                                                              "start": 1631,
                                                              "end": 1637,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 72,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 72,
                                                                  "column": 22
                                                                },
                                                                "identifierName": "reject"
                                                              },
                                                              "name": "reject"
                                                            },
                                                            "value": {
                                                              "type": "Identifier",
                                                              "start": 1631,
                                                              "end": 1637,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 72,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 72,
                                                                  "column": 22
                                                                },
                                                                "identifierName": "reject"
                                                              },
                                                              "name": "reject"
                                                            },
                                                            "extra": {
                                                              "shorthand": true
                                                            }
                                                          },
                                                          {
                                                            "type": "ObjectProperty",
                                                            "start": 1655,
                                                            "end": 1687,
                                                            "loc": {
                                                              "start": {
                                                                "line": 73,
                                                                "column": 16
                                                              },
                                                              "end": {
                                                                "line": 73,
                                                                "column": 48
                                                              }
                                                            },
                                                            "method": false,
                                                            "shorthand": false,
                                                            "computed": false,
                                                            "key": {
                                                              "type": "Identifier",
                                                              "start": 1655,
                                                              "end": 1668,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 73,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 73,
                                                                  "column": 29
                                                                },
                                                                "identifierName": "attemptNumber"
                                                              },
                                                              "name": "attemptNumber"
                                                            },
                                                            "value": {
                                                              "type": "BinaryExpression",
                                                              "start": 1670,
                                                              "end": 1687,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 73,
                                                                  "column": 31
                                                                },
                                                                "end": {
                                                                  "line": 73,
                                                                  "column": 48
                                                                }
                                                              },
                                                              "left": {
                                                                "type": "Identifier",
                                                                "start": 1670,
                                                                "end": 1683,
                                                                "loc": {
                                                                  "start": {
                                                                    "line": 73,
                                                                    "column": 31
                                                                  },
                                                                  "end": {
                                                                    "line": 73,
                                                                    "column": 44
                                                                  },
                                                                  "identifierName": "attemptNumber"
                                                                },
                                                                "name": "attemptNumber"
                                                              },
                                                              "operator": "+",
                                                              "right": {
                                                                "type": "NumericLiteral",
                                                                "start": 1686,
                                                                "end": 1687,
                                                                "loc": {
                                                                  "start": {
                                                                    "line": 73,
                                                                    "column": 47
                                                                  },
                                                                  "end": {
                                                                    "line": 73,
                                                                    "column": 48
                                                                  }
                                                                },
                                                                "extra": {
                                                                  "rawValue": 1,
                                                                  "raw": "1"
                                                                },
                                                                "value": 1
                                                              }
                                                            }
                                                          },
                                                          {
                                                            "type": "ObjectProperty",
                                                            "start": 1705,
                                                            "end": 1716,
                                                            "loc": {
                                                              "start": {
                                                                "line": 74,
                                                                "column": 16
                                                              },
                                                              "end": {
                                                                "line": 74,
                                                                "column": 27
                                                              }
                                                            },
                                                            "method": false,
                                                            "shorthand": true,
                                                            "computed": false,
                                                            "key": {
                                                              "type": "Identifier",
                                                              "start": 1705,
                                                              "end": 1716,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 74,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 74,
                                                                  "column": 27
                                                                },
                                                                "identifierName": "maxAttempts"
                                                              },
                                                              "name": "maxAttempts"
                                                            },
                                                            "value": {
                                                              "type": "Identifier",
                                                              "start": 1705,
                                                              "end": 1716,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 74,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 74,
                                                                  "column": 27
                                                                },
                                                                "identifierName": "maxAttempts"
                                                              },
                                                              "name": "maxAttempts"
                                                            },
                                                            "extra": {
                                                              "shorthand": true
                                                            }
                                                          },
                                                          {
                                                            "type": "ObjectProperty",
                                                            "start": 1734,
                                                            "end": 1741,
                                                            "loc": {
                                                              "start": {
                                                                "line": 75,
                                                                "column": 16
                                                              },
                                                              "end": {
                                                                "line": 75,
                                                                "column": 23
                                                              }
                                                            },
                                                            "method": false,
                                                            "shorthand": true,
                                                            "computed": false,
                                                            "key": {
                                                              "type": "Identifier",
                                                              "start": 1734,
                                                              "end": 1741,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 75,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 75,
                                                                  "column": 23
                                                                },
                                                                "identifierName": "timeout"
                                                              },
                                                              "name": "timeout"
                                                            },
                                                            "value": {
                                                              "type": "Identifier",
                                                              "start": 1734,
                                                              "end": 1741,
                                                              "loc": {
                                                                "start": {
                                                                  "line": 75,
                                                                  "column": 16
                                                                },
                                                                "end": {
                                                                  "line": 75,
                                                                  "column": 23
                                                                },
                                                                "identifierName": "timeout"
                                                              },
                                                              "name": "timeout"
                                                            },
                                                            "extra": {
                                                              "shorthand": true
                                                            }
                                                          }
                                                        ]
                                                      }
                                                    ]
                                                  }
                                                }
                                              ],
                                              "directives": []
                                            }
                                          },
                                          {
                                            "type": "Identifier",
                                            "start": 1787,
                                            "end": 1794,
                                            "loc": {
                                              "start": {
                                                "line": 78,
                                                "column": 12
                                              },
                                              "end": {
                                                "line": 78,
                                                "column": 19
                                              },
                                              "identifierName": "timeout"
                                            },
                                            "name": "timeout"
                                          }
                                        ]
                                      }
                                    }
                                  ],
                                  "directives": []
                                }
                              }
                            ],
                            "directives": []
                          },
                          "alternate": {
                            "type": "BlockStatement",
                            "start": 1832,
                            "end": 1924,
                            "loc": {
                              "start": {
                                "line": 81,
                                "column": 13
                              },
                              "end": {
                                "line": 84,
                                "column": 7
                              }
                            },
                            "body": [
                              {
                                "type": "LabeledStatement",
                                "start": 1842,
                                "end": 1893,
                                "loc": {
                                  "start": {
                                    "line": 82,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 82,
                                    "column": 59
                                  }
                                },
                                "body": {
                                  "type": "ExpressionStatement",
                                  "start": 1848,
                                  "end": 1893,
                                  "loc": {
                                    "start": {
                                      "line": 82,
                                      "column": 14
                                    },
                                    "end": {
                                      "line": 82,
                                      "column": 59
                                    }
                                  },
                                  "expression": {
                                    "type": "TemplateLiteral",
                                    "start": 1848,
                                    "end": 1892,
                                    "loc": {
                                      "start": {
                                        "line": 82,
                                        "column": 14
                                      },
                                      "end": {
                                        "line": 82,
                                        "column": 58
                                      }
                                    },
                                    "expressions": [
                                      {
                                        "type": "Identifier",
                                        "start": 1876,
                                        "end": 1889,
                                        "loc": {
                                          "start": {
                                            "line": 82,
                                            "column": 42
                                          },
                                          "end": {
                                            "line": 82,
                                            "column": 55
                                          },
                                          "identifierName": "attemptNumber"
                                        },
                                        "name": "attemptNumber"
                                      }
                                    ],
                                    "quasis": [
                                      {
                                        "type": "TemplateElement",
                                        "start": 1849,
                                        "end": 1873,
                                        "loc": {
                                          "start": {
                                            "line": 82,
                                            "column": 15
                                          },
                                          "end": {
                                            "line": 82,
                                            "column": 39
                                          }
                                        },
                                        "value": {
                                          "raw": "db connected on attempt ",
                                          "cooked": "db connected on attempt "
                                        },
                                        "tail": false
                                      },
                                      {
                                        "type": "TemplateElement",
                                        "start": 1891,
                                        "end": 1891,
                                        "loc": {
                                          "start": {
                                            "line": 82,
                                            "column": 57
                                          },
                                          "end": {
                                            "line": 82,
                                            "column": 57
                                          }
                                        },
                                        "value": {
                                          "raw": "",
                                          "cooked": ""
                                        },
                                        "tail": true
                                      }
                                    ]
                                  }
                                },
                                "label": {
                                  "type": "Identifier",
                                  "start": 1842,
                                  "end": 1846,
                                  "loc": {
                                    "start": {
                                      "line": 82,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 82,
                                      "column": 12
                                    },
                                    "identifierName": "info"
                                  },
                                  "name": "info"
                                }
                              },
                              {
                                "type": "ExpressionStatement",
                                "start": 1902,
                                "end": 1916,
                                "loc": {
                                  "start": {
                                    "line": 83,
                                    "column": 8
                                  },
                                  "end": {
                                    "line": 83,
                                    "column": 22
                                  }
                                },
                                "expression": {
                                  "type": "CallExpression",
                                  "start": 1902,
                                  "end": 1915,
                                  "loc": {
                                    "start": {
                                      "line": 83,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 83,
                                      "column": 21
                                    }
                                  },
                                  "callee": {
                                    "type": "Identifier",
                                    "start": 1902,
                                    "end": 1909,
                                    "loc": {
                                      "start": {
                                        "line": 83,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 83,
                                        "column": 15
                                      },
                                      "identifierName": "resolve"
                                    },
                                    "name": "resolve"
                                  },
                                  "arguments": [
                                    {
                                      "type": "Identifier",
                                      "start": 1910,
                                      "end": 1914,
                                      "loc": {
                                        "start": {
                                          "line": 83,
                                          "column": 16
                                        },
                                        "end": {
                                          "line": 83,
                                          "column": 20
                                        },
                                        "identifierName": "conn"
                                      },
                                      "name": "conn"
                                    }
                                  ]
                                }
                              }
                            ],
                            "directives": []
                          }
                        }
                      ],
                      "directives": []
                    }
                  }
                ]
              }
            }
          ],
          "directives": [],
          "trailingComments": null
        },
        "leadingComments": [
          {
            "type": "CommentBlock",
            "value": "*\n* attempt to connect to the database, re-scheduling an attempt with a back-off\n* timeout if it fails.\n* \n* wraps this all up in a Promise that resolved when the connection succeeds\n* or rejects when it runs out of attempts.\n",
            "start": 291,
            "end": 521,
            "loc": {
              "start": {
                "line": 19,
                "column": 0
              },
              "end": {
                "line": 25,
                "column": 2
              }
            }
          }
        ],
        "trailingComments": [
          {
            "type": "CommentLine",
            "value": " .attemptToConnect",
            "start": 1938,
            "end": 1958,
            "loc": {
              "start": {
                "line": 87,
                "column": 2
              },
              "end": {
                "line": 87,
                "column": 22
              }
            }
          },
          {
            "type": "CommentBlock",
            "value": "*\n* connect to the db, using `.attemptToConnect` internally.\n*\n* by default will continue to try connecting every `timeout` milliseconds\n* (default 1000ms = 1s).\n",
            "start": 1960,
            "end": 2126,
            "loc": {
              "start": {
                "line": 89,
                "column": 0
              },
              "end": {
                "line": 94,
                "column": 2
              }
            }
          }
        ]
      },
      {
        "type": "ExportNamedDeclaration",
        "start": 2127,
        "end": 2678,
        "loc": {
          "start": {
            "line": 95,
            "column": 0
          },
          "end": {
            "line": 126,
            "column": 1
          }
        },
        "specifiers": [],
        "source": null,
        "declaration": {
          "type": "FunctionDeclaration",
          "start": 2134,
          "end": 2678,
          "loc": {
            "start": {
              "line": 95,
              "column": 7
            },
            "end": {
              "line": 126,
              "column": 1
            }
          },
          "id": {
            "type": "Identifier",
            "start": 2143,
            "end": 2150,
            "loc": {
              "start": {
                "line": 95,
                "column": 16
              },
              "end": {
                "line": 95,
                "column": 23
              },
              "identifierName": "connect"
            },
            "name": "connect",
            "leadingComments": null
          },
          "generator": false,
          "expression": false,
          "async": false,
          "params": [
            {
              "type": "Identifier",
              "start": 2154,
              "end": 2167,
              "loc": {
                "start": {
                  "line": 96,
                  "column": 2
                },
                "end": {
                  "line": 96,
                  "column": 15
                },
                "identifierName": "r"
              },
              "name": "r",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 2155,
                "end": 2167,
                "loc": {
                  "start": {
                    "line": 96,
                    "column": 3
                  },
                  "end": {
                    "line": 96,
                    "column": 15
                  }
                },
                "typeAnnotation": {
                  "type": "GenericTypeAnnotation",
                  "start": 2157,
                  "end": 2167,
                  "loc": {
                    "start": {
                      "line": 96,
                      "column": 5
                    },
                    "end": {
                      "line": 96,
                      "column": 15
                    }
                  },
                  "typeParameters": null,
                  "id": {
                    "type": "Identifier",
                    "start": 2157,
                    "end": 2167,
                    "loc": {
                      "start": {
                        "line": 96,
                        "column": 5
                      },
                      "end": {
                        "line": 96,
                        "column": 15
                      },
                      "identifierName": "IRethinkDb"
                    },
                    "name": "IRethinkDb"
                  }
                }
              }
            },
            {
              "type": "AssignmentPattern",
              "start": 2171,
              "end": 2423,
              "loc": {
                "start": {
                  "line": 97,
                  "column": 2
                },
                "end": {
                  "line": 111,
                  "column": 8
                }
              },
              "left": {
                "type": "ObjectPattern",
                "start": 2171,
                "end": 2418,
                "loc": {
                  "start": {
                    "line": 97,
                    "column": 2
                  },
                  "end": {
                    "line": 111,
                    "column": 3
                  }
                },
                "properties": [
                  {
                    "type": "ObjectProperty",
                    "start": 2177,
                    "end": 2181,
                    "loc": {
                      "start": {
                        "line": 98,
                        "column": 4
                      },
                      "end": {
                        "line": 98,
                        "column": 8
                      }
                    },
                    "method": false,
                    "shorthand": true,
                    "computed": false,
                    "key": {
                      "type": "Identifier",
                      "start": 2177,
                      "end": 2181,
                      "loc": {
                        "start": {
                          "line": 98,
                          "column": 4
                        },
                        "end": {
                          "line": 98,
                          "column": 8
                        },
                        "identifierName": "host"
                      },
                      "name": "host"
                    },
                    "value": {
                      "type": "Identifier",
                      "start": 2177,
                      "end": 2181,
                      "loc": {
                        "start": {
                          "line": 98,
                          "column": 4
                        },
                        "end": {
                          "line": 98,
                          "column": 8
                        },
                        "identifierName": "host"
                      },
                      "name": "host"
                    },
                    "extra": {
                      "shorthand": true
                    }
                  },
                  {
                    "type": "ObjectProperty",
                    "start": 2187,
                    "end": 2199,
                    "loc": {
                      "start": {
                        "line": 99,
                        "column": 4
                      },
                      "end": {
                        "line": 99,
                        "column": 16
                      }
                    },
                    "method": false,
                    "shorthand": true,
                    "computed": false,
                    "key": {
                      "type": "Identifier",
                      "start": 2187,
                      "end": 2191,
                      "loc": {
                        "start": {
                          "line": 99,
                          "column": 4
                        },
                        "end": {
                          "line": 99,
                          "column": 8
                        },
                        "identifierName": "port"
                      },
                      "name": "port"
                    },
                    "value": {
                      "type": "AssignmentPattern",
                      "start": 2187,
                      "end": 2199,
                      "loc": {
                        "start": {
                          "line": 99,
                          "column": 4
                        },
                        "end": {
                          "line": 99,
                          "column": 16
                        }
                      },
                      "left": {
                        "type": "Identifier",
                        "start": 2187,
                        "end": 2191,
                        "loc": {
                          "start": {
                            "line": 99,
                            "column": 4
                          },
                          "end": {
                            "line": 99,
                            "column": 8
                          },
                          "identifierName": "port"
                        },
                        "name": "port"
                      },
                      "right": {
                        "type": "NumericLiteral",
                        "start": 2194,
                        "end": 2199,
                        "loc": {
                          "start": {
                            "line": 99,
                            "column": 11
                          },
                          "end": {
                            "line": 99,
                            "column": 16
                          }
                        },
                        "extra": {
                          "rawValue": 28015,
                          "raw": "28015"
                        },
                        "value": 28015
                      }
                    },
                    "extra": {
                      "shorthand": true
                    }
                  },
                  {
                    "type": "ObjectProperty",
                    "start": 2205,
                    "end": 2207,
                    "loc": {
                      "start": {
                        "line": 100,
                        "column": 4
                      },
                      "end": {
                        "line": 100,
                        "column": 6
                      }
                    },
                    "method": false,
                    "shorthand": true,
                    "computed": false,
                    "key": {
                      "type": "Identifier",
                      "start": 2205,
                      "end": 2207,
                      "loc": {
                        "start": {
                          "line": 100,
                          "column": 4
                        },
                        "end": {
                          "line": 100,
                          "column": 6
                        },
                        "identifierName": "db"
                      },
                      "name": "db"
                    },
                    "value": {
                      "type": "Identifier",
                      "start": 2205,
                      "end": 2207,
                      "loc": {
                        "start": {
                          "line": 100,
                          "column": 4
                        },
                        "end": {
                          "line": 100,
                          "column": 6
                        },
                        "identifierName": "db"
                      },
                      "name": "db"
                    },
                    "extra": {
                      "shorthand": true
                    }
                  },
                  {
                    "type": "ObjectProperty",
                    "start": 2213,
                    "end": 2228,
                    "loc": {
                      "start": {
                        "line": 101,
                        "column": 4
                      },
                      "end": {
                        "line": 101,
                        "column": 19
                      }
                    },
                    "method": false,
                    "shorthand": true,
                    "computed": false,
                    "key": {
                      "type": "Identifier",
                      "start": 2213,
                      "end": 2224,
                      "loc": {
                        "start": {
                          "line": 101,
                          "column": 4
                        },
                        "end": {
                          "line": 101,
                          "column": 15
                        },
                        "identifierName": "maxAttempts"
                      },
                      "name": "maxAttempts"
                    },
                    "value": {
                      "type": "AssignmentPattern",
                      "start": 2213,
                      "end": 2228,
                      "loc": {
                        "start": {
                          "line": 101,
                          "column": 4
                        },
                        "end": {
                          "line": 101,
                          "column": 19
                        }
                      },
                      "left": {
                        "type": "Identifier",
                        "start": 2213,
                        "end": 2224,
                        "loc": {
                          "start": {
                            "line": 101,
                            "column": 4
                          },
                          "end": {
                            "line": 101,
                            "column": 15
                          },
                          "identifierName": "maxAttempts"
                        },
                        "name": "maxAttempts"
                      },
                      "right": {
                        "type": "NumericLiteral",
                        "start": 2227,
                        "end": 2228,
                        "loc": {
                          "start": {
                            "line": 101,
                            "column": 18
                          },
                          "end": {
                            "line": 101,
                            "column": 19
                          }
                        },
                        "extra": {
                          "rawValue": 0,
                          "raw": "0"
                        },
                        "value": 0
                      }
                    },
                    "extra": {
                      "shorthand": true
                    }
                  },
                  {
                    "type": "ObjectProperty",
                    "start": 2234,
                    "end": 2252,
                    "loc": {
                      "start": {
                        "line": 102,
                        "column": 4
                      },
                      "end": {
                        "line": 102,
                        "column": 22
                      }
                    },
                    "method": false,
                    "shorthand": true,
                    "computed": false,
                    "key": {
                      "type": "Identifier",
                      "start": 2234,
                      "end": 2245,
                      "loc": {
                        "start": {
                          "line": 102,
                          "column": 4
                        },
                        "end": {
                          "line": 102,
                          "column": 15
                        },
                        "identifierName": "baseTimeout"
                      },
                      "name": "baseTimeout"
                    },
                    "value": {
                      "type": "AssignmentPattern",
                      "start": 2234,
                      "end": 2252,
                      "loc": {
                        "start": {
                          "line": 102,
                          "column": 4
                        },
                        "end": {
                          "line": 102,
                          "column": 22
                        }
                      },
                      "left": {
                        "type": "Identifier",
                        "start": 2234,
                        "end": 2245,
                        "loc": {
                          "start": {
                            "line": 102,
                            "column": 4
                          },
                          "end": {
                            "line": 102,
                            "column": 15
                          },
                          "identifierName": "baseTimeout"
                        },
                        "name": "baseTimeout"
                      },
                      "right": {
                        "type": "NumericLiteral",
                        "start": 2248,
                        "end": 2252,
                        "loc": {
                          "start": {
                            "line": 102,
                            "column": 18
                          },
                          "end": {
                            "line": 102,
                            "column": 22
                          }
                        },
                        "extra": {
                          "rawValue": 1000,
                          "raw": "1000"
                        },
                        "value": 1000
                      }
                    },
                    "extra": {
                      "shorthand": true
                    }
                  },
                  {
                    "type": "ObjectProperty",
                    "start": 2258,
                    "end": 2275,
                    "loc": {
                      "start": {
                        "line": 103,
                        "column": 4
                      },
                      "end": {
                        "line": 103,
                        "column": 21
                      }
                    },
                    "method": false,
                    "shorthand": true,
                    "computed": false,
                    "key": {
                      "type": "Identifier",
                      "start": 2258,
                      "end": 2268,
                      "loc": {
                        "start": {
                          "line": 103,
                          "column": 4
                        },
                        "end": {
                          "line": 103,
                          "column": 14
                        },
                        "identifierName": "maxTimeout"
                      },
                      "name": "maxTimeout"
                    },
                    "value": {
                      "type": "AssignmentPattern",
                      "start": 2258,
                      "end": 2275,
                      "loc": {
                        "start": {
                          "line": 103,
                          "column": 4
                        },
                        "end": {
                          "line": 103,
                          "column": 21
                        }
                      },
                      "left": {
                        "type": "Identifier",
                        "start": 2258,
                        "end": 2268,
                        "loc": {
                          "start": {
                            "line": 103,
                            "column": 4
                          },
                          "end": {
                            "line": 103,
                            "column": 14
                          },
                          "identifierName": "maxTimeout"
                        },
                        "name": "maxTimeout"
                      },
                      "right": {
                        "type": "NumericLiteral",
                        "start": 2271,
                        "end": 2275,
                        "loc": {
                          "start": {
                            "line": 103,
                            "column": 17
                          },
                          "end": {
                            "line": 103,
                            "column": 21
                          }
                        },
                        "extra": {
                          "rawValue": 5000,
                          "raw": "5000"
                        },
                        "value": 5000
                      }
                    },
                    "extra": {
                      "shorthand": true
                    }
                  }
                ],
                "typeAnnotation": {
                  "type": "TypeAnnotation",
                  "start": 2280,
                  "end": 2418,
                  "loc": {
                    "start": {
                      "line": 104,
                      "column": 3
                    },
                    "end": {
                      "line": 111,
                      "column": 3
                    }
                  },
                  "typeAnnotation": {
                    "type": "ObjectTypeAnnotation",
                    "start": 2282,
                    "end": 2418,
                    "loc": {
                      "start": {
                        "line": 104,
                        "column": 5
                      },
                      "end": {
                        "line": 111,
                        "column": 3
                      }
                    },
                    "callProperties": [],
                    "properties": [
                      {
                        "type": "ObjectTypeProperty",
                        "start": 2288,
                        "end": 2301,
                        "loc": {
                          "start": {
                            "line": 105,
                            "column": 4
                          },
                          "end": {
                            "line": 105,
                            "column": 17
                          }
                        },
                        "key": {
                          "type": "Identifier",
                          "start": 2288,
                          "end": 2292,
                          "loc": {
                            "start": {
                              "line": 105,
                              "column": 4
                            },
                            "end": {
                              "line": 105,
                              "column": 8
                            },
                            "identifierName": "host"
                          },
                          "name": "host"
                        },
                        "value": {
                          "type": "StringTypeAnnotation",
                          "start": 2294,
                          "end": 2300,
                          "loc": {
                            "start": {
                              "line": 105,
                              "column": 10
                            },
                            "end": {
                              "line": 105,
                              "column": 16
                            }
                          }
                        },
                        "optional": false,
                        "static": false,
                        "variance": null
                      },
                      {
                        "type": "ObjectTypeProperty",
                        "start": 2306,
                        "end": 2320,
                        "loc": {
                          "start": {
                            "line": 106,
                            "column": 4
                          },
                          "end": {
                            "line": 106,
                            "column": 18
                          }
                        },
                        "key": {
                          "type": "Identifier",
                          "start": 2306,
                          "end": 2310,
                          "loc": {
                            "start": {
                              "line": 106,
                              "column": 4
                            },
                            "end": {
                              "line": 106,
                              "column": 8
                            },
                            "identifierName": "port"
                          },
                          "name": "port"
                        },
                        "value": {
                          "type": "NumberTypeAnnotation",
                          "start": 2313,
                          "end": 2319,
                          "loc": {
                            "start": {
                              "line": 106,
                              "column": 11
                            },
                            "end": {
                              "line": 106,
                              "column": 17
                            }
                          }
                        },
                        "optional": true,
                        "static": false,
                        "variance": null
                      },
                      {
                        "type": "ObjectTypeProperty",
                        "start": 2325,
                        "end": 2337,
                        "loc": {
                          "start": {
                            "line": 107,
                            "column": 4
                          },
                          "end": {
                            "line": 107,
                            "column": 16
                          }
                        },
                        "key": {
                          "type": "Identifier",
                          "start": 2325,
                          "end": 2327,
                          "loc": {
                            "start": {
                              "line": 107,
                              "column": 4
                            },
                            "end": {
                              "line": 107,
                              "column": 6
                            },
                            "identifierName": "db"
                          },
                          "name": "db"
                        },
                        "value": {
                          "type": "StringTypeAnnotation",
                          "start": 2330,
                          "end": 2336,
                          "loc": {
                            "start": {
                              "line": 107,
                              "column": 9
                            },
                            "end": {
                              "line": 107,
                              "column": 15
                            }
                          }
                        },
                        "optional": true,
                        "static": false,
                        "variance": null
                      },
                      {
                        "type": "ObjectTypeProperty",
                        "start": 2342,
                        "end": 2363,
                        "loc": {
                          "start": {
                            "line": 108,
                            "column": 4
                          },
                          "end": {
                            "line": 108,
                            "column": 25
                          }
                        },
                        "key": {
                          "type": "Identifier",
                          "start": 2342,
                          "end": 2353,
                          "loc": {
                            "start": {
                              "line": 108,
                              "column": 4
                            },
                            "end": {
                              "line": 108,
                              "column": 15
                            },
                            "identifierName": "maxAttempts"
                          },
                          "name": "maxAttempts"
                        },
                        "value": {
                          "type": "NumberTypeAnnotation",
                          "start": 2356,
                          "end": 2362,
                          "loc": {
                            "start": {
                              "line": 108,
                              "column": 18
                            },
                            "end": {
                              "line": 108,
                              "column": 24
                            }
                          }
                        },
                        "optional": true,
                        "static": false,
                        "variance": null
                      },
                      {
                        "type": "ObjectTypeProperty",
                        "start": 2368,
                        "end": 2389,
                        "loc": {
                          "start": {
                            "line": 109,
                            "column": 4
                          },
                          "end": {
                            "line": 109,
                            "column": 25
                          }
                        },
                        "key": {
                          "type": "Identifier",
                          "start": 2368,
                          "end": 2379,
                          "loc": {
                            "start": {
                              "line": 109,
                              "column": 4
                            },
                            "end": {
                              "line": 109,
                              "column": 15
                            },
                            "identifierName": "baseTimeout"
                          },
                          "name": "baseTimeout"
                        },
                        "value": {
                          "type": "NumberTypeAnnotation",
                          "start": 2382,
                          "end": 2388,
                          "loc": {
                            "start": {
                              "line": 109,
                              "column": 18
                            },
                            "end": {
                              "line": 109,
                              "column": 24
                            }
                          }
                        },
                        "optional": true,
                        "static": false,
                        "variance": null
                      },
                      {
                        "type": "ObjectTypeProperty",
                        "start": 2394,
                        "end": 2414,
                        "loc": {
                          "start": {
                            "line": 110,
                            "column": 4
                          },
                          "end": {
                            "line": 110,
                            "column": 24
                          }
                        },
                        "key": {
                          "type": "Identifier",
                          "start": 2394,
                          "end": 2404,
                          "loc": {
                            "start": {
                              "line": 110,
                              "column": 4
                            },
                            "end": {
                              "line": 110,
                              "column": 14
                            },
                            "identifierName": "maxTimeout"
                          },
                          "name": "maxTimeout"
                        },
                        "value": {
                          "type": "NumberTypeAnnotation",
                          "start": 2407,
                          "end": 2413,
                          "loc": {
                            "start": {
                              "line": 110,
                              "column": 17
                            },
                            "end": {
                              "line": 110,
                              "column": 23
                            }
                          }
                        },
                        "optional": true,
                        "static": false,
                        "variance": null
                      }
                    ],
                    "indexers": [],
                    "exact": false
                  }
                }
              },
              "right": {
                "type": "ObjectExpression",
                "start": 2421,
                "end": 2423,
                "loc": {
                  "start": {
                    "line": 111,
                    "column": 6
                  },
                  "end": {
                    "line": 111,
                    "column": 8
                  }
                },
                "properties": []
              }
            }
          ],
          "returnType": {
            "type": "TypeAnnotation",
            "start": 2425,
            "end": 2447,
            "loc": {
              "start": {
                "line": 112,
                "column": 1
              },
              "end": {
                "line": 112,
                "column": 23
              }
            },
            "typeAnnotation": {
              "type": "GenericTypeAnnotation",
              "start": 2427,
              "end": 2447,
              "loc": {
                "start": {
                  "line": 112,
                  "column": 3
                },
                "end": {
                  "line": 112,
                  "column": 23
                }
              },
              "typeParameters": {
                "type": "TypeParameterInstantiation",
                "start": 2434,
                "end": 2447,
                "loc": {
                  "start": {
                    "line": 112,
                    "column": 10
                  },
                  "end": {
                    "line": 112,
                    "column": 23
                  }
                },
                "params": [
                  {
                    "type": "GenericTypeAnnotation",
                    "start": 2435,
                    "end": 2446,
                    "loc": {
                      "start": {
                        "line": 112,
                        "column": 11
                      },
                      "end": {
                        "line": 112,
                        "column": 22
                      }
                    },
                    "typeParameters": null,
                    "id": {
                      "type": "Identifier",
                      "start": 2435,
                      "end": 2446,
                      "loc": {
                        "start": {
                          "line": 112,
                          "column": 11
                        },
                        "end": {
                          "line": 112,
                          "column": 22
                        },
                        "identifierName": "IConnection"
                      },
                      "name": "IConnection"
                    }
                  }
                ]
              },
              "id": {
                "type": "Identifier",
                "start": 2427,
                "end": 2434,
                "loc": {
                  "start": {
                    "line": 112,
                    "column": 3
                  },
                  "end": {
                    "line": 112,
                    "column": 10
                  },
                  "identifierName": "Promise"
                },
                "name": "Promise"
              }
            }
          },
          "body": {
            "type": "BlockStatement",
            "start": 2448,
            "end": 2678,
            "loc": {
              "start": {
                "line": 112,
                "column": 24
              },
              "end": {
                "line": 126,
                "column": 1
              }
            },
            "body": [
              {
                "type": "ReturnStatement",
                "start": 2452,
                "end": 2676,
                "loc": {
                  "start": {
                    "line": 113,
                    "column": 2
                  },
                  "end": {
                    "line": 125,
                    "column": 5
                  }
                },
                "argument": {
                  "type": "NewExpression",
                  "start": 2459,
                  "end": 2675,
                  "loc": {
                    "start": {
                      "line": 113,
                      "column": 9
                    },
                    "end": {
                      "line": 125,
                      "column": 4
                    }
                  },
                  "callee": {
                    "type": "Identifier",
                    "start": 2463,
                    "end": 2470,
                    "loc": {
                      "start": {
                        "line": 113,
                        "column": 13
                      },
                      "end": {
                        "line": 113,
                        "column": 20
                      },
                      "identifierName": "Promise"
                    },
                    "name": "Promise"
                  },
                  "arguments": [
                    {
                      "type": "ArrowFunctionExpression",
                      "start": 2471,
                      "end": 2674,
                      "loc": {
                        "start": {
                          "line": 113,
                          "column": 21
                        },
                        "end": {
                          "line": 125,
                          "column": 3
                        }
                      },
                      "id": null,
                      "generator": false,
                      "expression": false,
                      "async": false,
                      "params": [
                        {
                          "type": "Identifier",
                          "start": 2472,
                          "end": 2479,
                          "loc": {
                            "start": {
                              "line": 113,
                              "column": 22
                            },
                            "end": {
                              "line": 113,
                              "column": 29
                            },
                            "identifierName": "resolve"
                          },
                          "name": "resolve"
                        },
                        {
                          "type": "Identifier",
                          "start": 2481,
                          "end": 2487,
                          "loc": {
                            "start": {
                              "line": 113,
                              "column": 31
                            },
                            "end": {
                              "line": 113,
                              "column": 37
                            },
                            "identifierName": "reject"
                          },
                          "name": "reject"
                        }
                      ],
                      "body": {
                        "type": "BlockStatement",
                        "start": 2492,
                        "end": 2674,
                        "loc": {
                          "start": {
                            "line": 113,
                            "column": 42
                          },
                          "end": {
                            "line": 125,
                            "column": 3
                          }
                        },
                        "body": [
                          {
                            "type": "ExpressionStatement",
                            "start": 2498,
                            "end": 2670,
                            "loc": {
                              "start": {
                                "line": 114,
                                "column": 4
                              },
                              "end": {
                                "line": 124,
                                "column": 7
                              }
                            },
                            "expression": {
                              "type": "CallExpression",
                              "start": 2498,
                              "end": 2669,
                              "loc": {
                                "start": {
                                  "line": 114,
                                  "column": 4
                                },
                                "end": {
                                  "line": 124,
                                  "column": 6
                                }
                              },
                              "callee": {
                                "type": "Identifier",
                                "start": 2498,
                                "end": 2514,
                                "loc": {
                                  "start": {
                                    "line": 114,
                                    "column": 4
                                  },
                                  "end": {
                                    "line": 114,
                                    "column": 20
                                  },
                                  "identifierName": "attemptToConnect"
                                },
                                "name": "attemptToConnect"
                              },
                              "arguments": [
                                {
                                  "type": "Identifier",
                                  "start": 2515,
                                  "end": 2516,
                                  "loc": {
                                    "start": {
                                      "line": 114,
                                      "column": 21
                                    },
                                    "end": {
                                      "line": 114,
                                      "column": 22
                                    },
                                    "identifierName": "r"
                                  },
                                  "name": "r"
                                },
                                {
                                  "type": "ObjectExpression",
                                  "start": 2518,
                                  "end": 2668,
                                  "loc": {
                                    "start": {
                                      "line": 114,
                                      "column": 24
                                    },
                                    "end": {
                                      "line": 124,
                                      "column": 5
                                    }
                                  },
                                  "properties": [
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2526,
                                      "end": 2533,
                                      "loc": {
                                        "start": {
                                          "line": 115,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 115,
                                          "column": 13
                                        }
                                      },
                                      "method": false,
                                      "shorthand": true,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2526,
                                        "end": 2533,
                                        "loc": {
                                          "start": {
                                            "line": 115,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 115,
                                            "column": 13
                                          },
                                          "identifierName": "resolve"
                                        },
                                        "name": "resolve"
                                      },
                                      "value": {
                                        "type": "Identifier",
                                        "start": 2526,
                                        "end": 2533,
                                        "loc": {
                                          "start": {
                                            "line": 115,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 115,
                                            "column": 13
                                          },
                                          "identifierName": "resolve"
                                        },
                                        "name": "resolve"
                                      },
                                      "extra": {
                                        "shorthand": true
                                      }
                                    },
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2541,
                                      "end": 2547,
                                      "loc": {
                                        "start": {
                                          "line": 116,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 116,
                                          "column": 12
                                        }
                                      },
                                      "method": false,
                                      "shorthand": true,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2541,
                                        "end": 2547,
                                        "loc": {
                                          "start": {
                                            "line": 116,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 116,
                                            "column": 12
                                          },
                                          "identifierName": "reject"
                                        },
                                        "name": "reject"
                                      },
                                      "value": {
                                        "type": "Identifier",
                                        "start": 2541,
                                        "end": 2547,
                                        "loc": {
                                          "start": {
                                            "line": 116,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 116,
                                            "column": 12
                                          },
                                          "identifierName": "reject"
                                        },
                                        "name": "reject"
                                      },
                                      "extra": {
                                        "shorthand": true
                                      }
                                    },
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2555,
                                      "end": 2559,
                                      "loc": {
                                        "start": {
                                          "line": 117,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 117,
                                          "column": 10
                                        }
                                      },
                                      "method": false,
                                      "shorthand": true,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2555,
                                        "end": 2559,
                                        "loc": {
                                          "start": {
                                            "line": 117,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 117,
                                            "column": 10
                                          },
                                          "identifierName": "host"
                                        },
                                        "name": "host"
                                      },
                                      "value": {
                                        "type": "Identifier",
                                        "start": 2555,
                                        "end": 2559,
                                        "loc": {
                                          "start": {
                                            "line": 117,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 117,
                                            "column": 10
                                          },
                                          "identifierName": "host"
                                        },
                                        "name": "host"
                                      },
                                      "extra": {
                                        "shorthand": true
                                      }
                                    },
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2567,
                                      "end": 2571,
                                      "loc": {
                                        "start": {
                                          "line": 118,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 118,
                                          "column": 10
                                        }
                                      },
                                      "method": false,
                                      "shorthand": true,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2567,
                                        "end": 2571,
                                        "loc": {
                                          "start": {
                                            "line": 118,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 118,
                                            "column": 10
                                          },
                                          "identifierName": "port"
                                        },
                                        "name": "port"
                                      },
                                      "value": {
                                        "type": "Identifier",
                                        "start": 2567,
                                        "end": 2571,
                                        "loc": {
                                          "start": {
                                            "line": 118,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 118,
                                            "column": 10
                                          },
                                          "identifierName": "port"
                                        },
                                        "name": "port"
                                      },
                                      "extra": {
                                        "shorthand": true
                                      }
                                    },
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2579,
                                      "end": 2581,
                                      "loc": {
                                        "start": {
                                          "line": 119,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 119,
                                          "column": 8
                                        }
                                      },
                                      "method": false,
                                      "shorthand": true,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2579,
                                        "end": 2581,
                                        "loc": {
                                          "start": {
                                            "line": 119,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 119,
                                            "column": 8
                                          },
                                          "identifierName": "db"
                                        },
                                        "name": "db"
                                      },
                                      "value": {
                                        "type": "Identifier",
                                        "start": 2579,
                                        "end": 2581,
                                        "loc": {
                                          "start": {
                                            "line": 119,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 119,
                                            "column": 8
                                          },
                                          "identifierName": "db"
                                        },
                                        "name": "db"
                                      },
                                      "extra": {
                                        "shorthand": true
                                      }
                                    },
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2589,
                                      "end": 2605,
                                      "loc": {
                                        "start": {
                                          "line": 120,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 120,
                                          "column": 22
                                        }
                                      },
                                      "method": false,
                                      "shorthand": false,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2589,
                                        "end": 2602,
                                        "loc": {
                                          "start": {
                                            "line": 120,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 120,
                                            "column": 19
                                          },
                                          "identifierName": "attemptNumber"
                                        },
                                        "name": "attemptNumber"
                                      },
                                      "value": {
                                        "type": "NumericLiteral",
                                        "start": 2604,
                                        "end": 2605,
                                        "loc": {
                                          "start": {
                                            "line": 120,
                                            "column": 21
                                          },
                                          "end": {
                                            "line": 120,
                                            "column": 22
                                          }
                                        },
                                        "extra": {
                                          "rawValue": 1,
                                          "raw": "1"
                                        },
                                        "value": 1
                                      }
                                    },
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2613,
                                      "end": 2624,
                                      "loc": {
                                        "start": {
                                          "line": 121,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 121,
                                          "column": 17
                                        }
                                      },
                                      "method": false,
                                      "shorthand": true,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2613,
                                        "end": 2624,
                                        "loc": {
                                          "start": {
                                            "line": 121,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 121,
                                            "column": 17
                                          },
                                          "identifierName": "maxAttempts"
                                        },
                                        "name": "maxAttempts"
                                      },
                                      "value": {
                                        "type": "Identifier",
                                        "start": 2613,
                                        "end": 2624,
                                        "loc": {
                                          "start": {
                                            "line": 121,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 121,
                                            "column": 17
                                          },
                                          "identifierName": "maxAttempts"
                                        },
                                        "name": "maxAttempts"
                                      },
                                      "extra": {
                                        "shorthand": true
                                      }
                                    },
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2632,
                                      "end": 2643,
                                      "loc": {
                                        "start": {
                                          "line": 122,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 122,
                                          "column": 17
                                        }
                                      },
                                      "method": false,
                                      "shorthand": true,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2632,
                                        "end": 2643,
                                        "loc": {
                                          "start": {
                                            "line": 122,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 122,
                                            "column": 17
                                          },
                                          "identifierName": "baseTimeout"
                                        },
                                        "name": "baseTimeout"
                                      },
                                      "value": {
                                        "type": "Identifier",
                                        "start": 2632,
                                        "end": 2643,
                                        "loc": {
                                          "start": {
                                            "line": 122,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 122,
                                            "column": 17
                                          },
                                          "identifierName": "baseTimeout"
                                        },
                                        "name": "baseTimeout"
                                      },
                                      "extra": {
                                        "shorthand": true
                                      }
                                    },
                                    {
                                      "type": "ObjectProperty",
                                      "start": 2651,
                                      "end": 2661,
                                      "loc": {
                                        "start": {
                                          "line": 123,
                                          "column": 6
                                        },
                                        "end": {
                                          "line": 123,
                                          "column": 16
                                        }
                                      },
                                      "method": false,
                                      "shorthand": true,
                                      "computed": false,
                                      "key": {
                                        "type": "Identifier",
                                        "start": 2651,
                                        "end": 2661,
                                        "loc": {
                                          "start": {
                                            "line": 123,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 123,
                                            "column": 16
                                          },
                                          "identifierName": "maxTimeout"
                                        },
                                        "name": "maxTimeout"
                                      },
                                      "value": {
                                        "type": "Identifier",
                                        "start": 2651,
                                        "end": 2661,
                                        "loc": {
                                          "start": {
                                            "line": 123,
                                            "column": 6
                                          },
                                          "end": {
                                            "line": 123,
                                            "column": 16
                                          },
                                          "identifierName": "maxTimeout"
                                        },
                                        "name": "maxTimeout"
                                      },
                                      "extra": {
                                        "shorthand": true
                                      }
                                    }
                                  ]
                                }
                              ]
                            }
                          }
                        ],
                        "directives": []
                      }
                    }
                  ]
                }
              }
            ],
            "directives": [],
            "trailingComments": null
          },
          "leadingComments": [
            {
              "type": "CommentLine",
              "value": " .attemptToConnect",
              "start": 1938,
              "end": 1958,
              "loc": {
                "start": {
                  "line": 87,
                  "column": 2
                },
                "end": {
                  "line": 87,
                  "column": 22
                }
              }
            },
            {
              "type": "CommentBlock",
              "value": "*\n* connect to the db, using `.attemptToConnect` internally.\n*\n* by default will continue to try connecting every `timeout` milliseconds\n* (default 1000ms = 1s).\n",
              "start": 1960,
              "end": 2126,
              "loc": {
                "start": {
                  "line": 89,
                  "column": 0
                },
                "end": {
                  "line": 94,
                  "column": 2
                }
              }
            }
          ],
          "trailingComments": [
            {
              "type": "CommentLine",
              "value": " .connect",
              "start": 2679,
              "end": 2690,
              "loc": {
                "start": {
                  "line": 126,
                  "column": 2
                },
                "end": {
                  "line": 126,
                  "column": 13
                }
              }
            },
            {
              "type": "CommentBlock",
              "value": "*\n* makes sure a db exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the db was created.\n",
              "start": 2692,
              "end": 2860,
              "loc": {
                "start": {
                  "line": 128,
                  "column": 0
                },
                "end": {
                  "line": 133,
                  "column": 2
                }
              }
            }
          ]
        },
        "leadingComments": [
          {
            "type": "CommentLine",
            "value": " .attemptToConnect",
            "start": 1938,
            "end": 1958,
            "loc": {
              "start": {
                "line": 87,
                "column": 2
              },
              "end": {
                "line": 87,
                "column": 22
              }
            }
          },
          {
            "type": "CommentBlock",
            "value": "*\n* connect to the db, using `.attemptToConnect` internally.\n*\n* by default will continue to try connecting every `timeout` milliseconds\n* (default 1000ms = 1s).\n",
            "start": 1960,
            "end": 2126,
            "loc": {
              "start": {
                "line": 89,
                "column": 0
              },
              "end": {
                "line": 94,
                "column": 2
              }
            }
          }
        ],
        "trailingComments": [
          {
            "type": "CommentLine",
            "value": " .connect",
            "start": 2679,
            "end": 2690,
            "loc": {
              "start": {
                "line": 126,
                "column": 2
              },
              "end": {
                "line": 126,
                "column": 13
              }
            }
          },
          {
            "type": "CommentBlock",
            "value": "*\n* makes sure a db exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the db was created.\n",
            "start": 2692,
            "end": 2860,
            "loc": {
              "start": {
                "line": 128,
                "column": 0
              },
              "end": {
                "line": 133,
                "column": 2
              }
            }
          }
        ],
        "exportKind": "value"
      },
      {
        "type": "ExportNamedDeclaration",
        "start": 2861,
        "end": 3334,
        "loc": {
          "start": {
            "line": 134,
            "column": 0
          },
          "end": {
            "line": 153,
            "column": 1
          }
        },
        "specifiers": [],
        "source": null,
        "declaration": {
          "type": "FunctionDeclaration",
          "start": 2868,
          "end": 3334,
          "loc": {
            "start": {
              "line": 134,
              "column": 7
            },
            "end": {
              "line": 153,
              "column": 1
            }
          },
          "id": {
            "type": "Identifier",
            "start": 2877,
            "end": 2885,
            "loc": {
              "start": {
                "line": 134,
                "column": 16
              },
              "end": {
                "line": 134,
                "column": 24
              },
              "identifierName": "ensureDB"
            },
            "name": "ensureDB",
            "leadingComments": null
          },
          "generator": false,
          "expression": false,
          "async": false,
          "params": [
            {
              "type": "Identifier",
              "start": 2889,
              "end": 2902,
              "loc": {
                "start": {
                  "line": 135,
                  "column": 2
                },
                "end": {
                  "line": 135,
                  "column": 15
                },
                "identifierName": "r"
              },
              "name": "r",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 2890,
                "end": 2902,
                "loc": {
                  "start": {
                    "line": 135,
                    "column": 3
                  },
                  "end": {
                    "line": 135,
                    "column": 15
                  }
                },
                "typeAnnotation": {
                  "type": "GenericTypeAnnotation",
                  "start": 2892,
                  "end": 2902,
                  "loc": {
                    "start": {
                      "line": 135,
                      "column": 5
                    },
                    "end": {
                      "line": 135,
                      "column": 15
                    }
                  },
                  "typeParameters": null,
                  "id": {
                    "type": "Identifier",
                    "start": 2892,
                    "end": 2902,
                    "loc": {
                      "start": {
                        "line": 135,
                        "column": 5
                      },
                      "end": {
                        "line": 135,
                        "column": 15
                      },
                      "identifierName": "IRethinkDB"
                    },
                    "name": "IRethinkDB"
                  }
                }
              }
            },
            {
              "type": "Identifier",
              "start": 2906,
              "end": 2923,
              "loc": {
                "start": {
                  "line": 136,
                  "column": 2
                },
                "end": {
                  "line": 136,
                  "column": 19
                },
                "identifierName": "conn"
              },
              "name": "conn",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 2910,
                "end": 2923,
                "loc": {
                  "start": {
                    "line": 136,
                    "column": 6
                  },
                  "end": {
                    "line": 136,
                    "column": 19
                  }
                },
                "typeAnnotation": {
                  "type": "GenericTypeAnnotation",
                  "start": 2912,
                  "end": 2923,
                  "loc": {
                    "start": {
                      "line": 136,
                      "column": 8
                    },
                    "end": {
                      "line": 136,
                      "column": 19
                    }
                  },
                  "typeParameters": null,
                  "id": {
                    "type": "Identifier",
                    "start": 2912,
                    "end": 2923,
                    "loc": {
                      "start": {
                        "line": 136,
                        "column": 8
                      },
                      "end": {
                        "line": 136,
                        "column": 19
                      },
                      "identifierName": "IConnection"
                    },
                    "name": "IConnection"
                  }
                }
              }
            },
            {
              "type": "Identifier",
              "start": 2927,
              "end": 2941,
              "loc": {
                "start": {
                  "line": 137,
                  "column": 2
                },
                "end": {
                  "line": 137,
                  "column": 16
                },
                "identifierName": "dbName"
              },
              "name": "dbName",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 2933,
                "end": 2941,
                "loc": {
                  "start": {
                    "line": 137,
                    "column": 8
                  },
                  "end": {
                    "line": 137,
                    "column": 16
                  }
                },
                "typeAnnotation": {
                  "type": "StringTypeAnnotation",
                  "start": 2935,
                  "end": 2941,
                  "loc": {
                    "start": {
                      "line": 137,
                      "column": 10
                    },
                    "end": {
                      "line": 137,
                      "column": 16
                    }
                  }
                }
              }
            }
          ],
          "returnType": {
            "type": "TypeAnnotation",
            "start": 2944,
            "end": 2962,
            "loc": {
              "start": {
                "line": 138,
                "column": 1
              },
              "end": {
                "line": 138,
                "column": 19
              }
            },
            "typeAnnotation": {
              "type": "GenericTypeAnnotation",
              "start": 2946,
              "end": 2962,
              "loc": {
                "start": {
                  "line": 138,
                  "column": 3
                },
                "end": {
                  "line": 138,
                  "column": 19
                }
              },
              "typeParameters": {
                "type": "TypeParameterInstantiation",
                "start": 2953,
                "end": 2962,
                "loc": {
                  "start": {
                    "line": 138,
                    "column": 10
                  },
                  "end": {
                    "line": 138,
                    "column": 19
                  }
                },
                "params": [
                  {
                    "type": "BooleanTypeAnnotation",
                    "start": 2954,
                    "end": 2961,
                    "loc": {
                      "start": {
                        "line": 138,
                        "column": 11
                      },
                      "end": {
                        "line": 138,
                        "column": 18
                      }
                    }
                  }
                ]
              },
              "id": {
                "type": "Identifier",
                "start": 2946,
                "end": 2953,
                "loc": {
                  "start": {
                    "line": 138,
                    "column": 3
                  },
                  "end": {
                    "line": 138,
                    "column": 10
                  },
                  "identifierName": "Promise"
                },
                "name": "Promise"
              }
            }
          },
          "body": {
            "type": "BlockStatement",
            "start": 2963,
            "end": 3334,
            "loc": {
              "start": {
                "line": 138,
                "column": 20
              },
              "end": {
                "line": 153,
                "column": 1
              }
            },
            "body": [
              {
                "type": "LabeledStatement",
                "start": 2967,
                "end": 3003,
                "loc": {
                  "start": {
                    "line": 139,
                    "column": 2
                  },
                  "end": {
                    "line": 139,
                    "column": 38
                  }
                },
                "body": {
                  "type": "ExpressionStatement",
                  "start": 2974,
                  "end": 3003,
                  "loc": {
                    "start": {
                      "line": 139,
                      "column": 9
                    },
                    "end": {
                      "line": 139,
                      "column": 38
                    }
                  },
                  "expression": {
                    "type": "TemplateLiteral",
                    "start": 2974,
                    "end": 3002,
                    "loc": {
                      "start": {
                        "line": 139,
                        "column": 9
                      },
                      "end": {
                        "line": 139,
                        "column": 37
                      }
                    },
                    "expressions": [
                      {
                        "type": "Identifier",
                        "start": 2990,
                        "end": 2996,
                        "loc": {
                          "start": {
                            "line": 139,
                            "column": 25
                          },
                          "end": {
                            "line": 139,
                            "column": 31
                          },
                          "identifierName": "dbName"
                        },
                        "name": "dbName"
                      }
                    ],
                    "quasis": [
                      {
                        "type": "TemplateElement",
                        "start": 2975,
                        "end": 2987,
                        "loc": {
                          "start": {
                            "line": 139,
                            "column": 10
                          },
                          "end": {
                            "line": 139,
                            "column": 22
                          }
                        },
                        "value": {
                          "raw": "ensuring db ",
                          "cooked": "ensuring db "
                        },
                        "tail": false
                      },
                      {
                        "type": "TemplateElement",
                        "start": 2998,
                        "end": 3001,
                        "loc": {
                          "start": {
                            "line": 139,
                            "column": 33
                          },
                          "end": {
                            "line": 139,
                            "column": 36
                          }
                        },
                        "value": {
                          "raw": "...",
                          "cooked": "..."
                        },
                        "tail": true
                      }
                    ]
                  }
                },
                "label": {
                  "type": "Identifier",
                  "start": 2967,
                  "end": 2972,
                  "loc": {
                    "start": {
                      "line": 139,
                      "column": 2
                    },
                    "end": {
                      "line": 139,
                      "column": 7
                    },
                    "identifierName": "debug"
                  },
                  "name": "debug"
                }
              },
              {
                "type": "ReturnStatement",
                "start": 3009,
                "end": 3332,
                "loc": {
                  "start": {
                    "line": 141,
                    "column": 2
                  },
                  "end": {
                    "line": 152,
                    "column": 7
                  }
                },
                "argument": {
                  "type": "CallExpression",
                  "start": 3016,
                  "end": 3331,
                  "loc": {
                    "start": {
                      "line": 141,
                      "column": 9
                    },
                    "end": {
                      "line": 152,
                      "column": 6
                    }
                  },
                  "callee": {
                    "type": "MemberExpression",
                    "start": 3016,
                    "end": 3139,
                    "loc": {
                      "start": {
                        "line": 141,
                        "column": 9
                      },
                      "end": {
                        "line": 146,
                        "column": 10
                      }
                    },
                    "object": {
                      "type": "CallExpression",
                      "start": 3016,
                      "end": 3128,
                      "loc": {
                        "start": {
                          "line": 141,
                          "column": 9
                        },
                        "end": {
                          "line": 145,
                          "column": 6
                        }
                      },
                      "callee": {
                        "type": "MemberExpression",
                        "start": 3016,
                        "end": 3054,
                        "loc": {
                          "start": {
                            "line": 141,
                            "column": 9
                          },
                          "end": {
                            "line": 142,
                            "column": 9
                          }
                        },
                        "object": {
                          "type": "CallExpression",
                          "start": 3016,
                          "end": 3044,
                          "loc": {
                            "start": {
                              "line": 141,
                              "column": 9
                            },
                            "end": {
                              "line": 141,
                              "column": 37
                            }
                          },
                          "callee": {
                            "type": "MemberExpression",
                            "start": 3016,
                            "end": 3038,
                            "loc": {
                              "start": {
                                "line": 141,
                                "column": 9
                              },
                              "end": {
                                "line": 141,
                                "column": 31
                              }
                            },
                            "object": {
                              "type": "CallExpression",
                              "start": 3016,
                              "end": 3034,
                              "loc": {
                                "start": {
                                  "line": 141,
                                  "column": 9
                                },
                                "end": {
                                  "line": 141,
                                  "column": 27
                                }
                              },
                              "callee": {
                                "type": "MemberExpression",
                                "start": 3016,
                                "end": 3026,
                                "loc": {
                                  "start": {
                                    "line": 141,
                                    "column": 9
                                  },
                                  "end": {
                                    "line": 141,
                                    "column": 19
                                  }
                                },
                                "object": {
                                  "type": "Identifier",
                                  "start": 3016,
                                  "end": 3017,
                                  "loc": {
                                    "start": {
                                      "line": 141,
                                      "column": 9
                                    },
                                    "end": {
                                      "line": 141,
                                      "column": 10
                                    },
                                    "identifierName": "r"
                                  },
                                  "name": "r"
                                },
                                "property": {
                                  "type": "Identifier",
                                  "start": 3018,
                                  "end": 3026,
                                  "loc": {
                                    "start": {
                                      "line": 141,
                                      "column": 11
                                    },
                                    "end": {
                                      "line": 141,
                                      "column": 19
                                    },
                                    "identifierName": "dbCreate"
                                  },
                                  "name": "dbCreate"
                                },
                                "computed": false
                              },
                              "arguments": [
                                {
                                  "type": "Identifier",
                                  "start": 3027,
                                  "end": 3033,
                                  "loc": {
                                    "start": {
                                      "line": 141,
                                      "column": 20
                                    },
                                    "end": {
                                      "line": 141,
                                      "column": 26
                                    },
                                    "identifierName": "dbName"
                                  },
                                  "name": "dbName"
                                }
                              ]
                            },
                            "property": {
                              "type": "Identifier",
                              "start": 3035,
                              "end": 3038,
                              "loc": {
                                "start": {
                                  "line": 141,
                                  "column": 28
                                },
                                "end": {
                                  "line": 141,
                                  "column": 31
                                },
                                "identifierName": "run"
                              },
                              "name": "run"
                            },
                            "computed": false
                          },
                          "arguments": [
                            {
                              "type": "Identifier",
                              "start": 3039,
                              "end": 3043,
                              "loc": {
                                "start": {
                                  "line": 141,
                                  "column": 32
                                },
                                "end": {
                                  "line": 141,
                                  "column": 36
                                },
                                "identifierName": "conn"
                              },
                              "name": "conn"
                            }
                          ]
                        },
                        "property": {
                          "type": "Identifier",
                          "start": 3050,
                          "end": 3054,
                          "loc": {
                            "start": {
                              "line": 142,
                              "column": 5
                            },
                            "end": {
                              "line": 142,
                              "column": 9
                            },
                            "identifierName": "then"
                          },
                          "name": "then"
                        },
                        "computed": false
                      },
                      "arguments": [
                        {
                          "type": "ArrowFunctionExpression",
                          "start": 3055,
                          "end": 3127,
                          "loc": {
                            "start": {
                              "line": 142,
                              "column": 10
                            },
                            "end": {
                              "line": 145,
                              "column": 5
                            }
                          },
                          "id": null,
                          "generator": false,
                          "expression": false,
                          "async": false,
                          "params": [],
                          "body": {
                            "type": "BlockStatement",
                            "start": 3061,
                            "end": 3127,
                            "loc": {
                              "start": {
                                "line": 142,
                                "column": 16
                              },
                              "end": {
                                "line": 145,
                                "column": 5
                              }
                            },
                            "body": [
                              {
                                "type": "LabeledStatement",
                                "start": 3069,
                                "end": 3102,
                                "loc": {
                                  "start": {
                                    "line": 143,
                                    "column": 6
                                  },
                                  "end": {
                                    "line": 143,
                                    "column": 39
                                  }
                                },
                                "body": {
                                  "type": "ExpressionStatement",
                                  "start": 3076,
                                  "end": 3102,
                                  "loc": {
                                    "start": {
                                      "line": 143,
                                      "column": 13
                                    },
                                    "end": {
                                      "line": 143,
                                      "column": 39
                                    }
                                  },
                                  "expression": {
                                    "type": "TemplateLiteral",
                                    "start": 3076,
                                    "end": 3101,
                                    "loc": {
                                      "start": {
                                        "line": 143,
                                        "column": 13
                                      },
                                      "end": {
                                        "line": 143,
                                        "column": 38
                                      }
                                    },
                                    "expressions": [
                                      {
                                        "type": "Identifier",
                                        "start": 3083,
                                        "end": 3089,
                                        "loc": {
                                          "start": {
                                            "line": 143,
                                            "column": 20
                                          },
                                          "end": {
                                            "line": 143,
                                            "column": 26
                                          },
                                          "identifierName": "dbName"
                                        },
                                        "name": "dbName"
                                      }
                                    ],
                                    "quasis": [
                                      {
                                        "type": "TemplateElement",
                                        "start": 3077,
                                        "end": 3080,
                                        "loc": {
                                          "start": {
                                            "line": 143,
                                            "column": 14
                                          },
                                          "end": {
                                            "line": 143,
                                            "column": 17
                                          }
                                        },
                                        "value": {
                                          "raw": "db ",
                                          "cooked": "db "
                                        },
                                        "tail": false
                                      },
                                      {
                                        "type": "TemplateElement",
                                        "start": 3091,
                                        "end": 3100,
                                        "loc": {
                                          "start": {
                                            "line": 143,
                                            "column": 28
                                          },
                                          "end": {
                                            "line": 143,
                                            "column": 37
                                          }
                                        },
                                        "value": {
                                          "raw": " created.",
                                          "cooked": " created."
                                        },
                                        "tail": true
                                      }
                                    ]
                                  }
                                },
                                "label": {
                                  "type": "Identifier",
                                  "start": 3069,
                                  "end": 3074,
                                  "loc": {
                                    "start": {
                                      "line": 143,
                                      "column": 6
                                    },
                                    "end": {
                                      "line": 143,
                                      "column": 11
                                    },
                                    "identifierName": "debug"
                                  },
                                  "name": "debug"
                                }
                              },
                              {
                                "type": "ReturnStatement",
                                "start": 3109,
                                "end": 3121,
                                "loc": {
                                  "start": {
                                    "line": 144,
                                    "column": 6
                                  },
                                  "end": {
                                    "line": 144,
                                    "column": 18
                                  }
                                },
                                "argument": {
                                  "type": "BooleanLiteral",
                                  "start": 3116,
                                  "end": 3120,
                                  "loc": {
                                    "start": {
                                      "line": 144,
                                      "column": 13
                                    },
                                    "end": {
                                      "line": 144,
                                      "column": 17
                                    }
                                  },
                                  "value": true
                                }
                              }
                            ],
                            "directives": []
                          }
                        }
                      ]
                    },
                    "property": {
                      "type": "Identifier",
                      "start": 3134,
                      "end": 3139,
                      "loc": {
                        "start": {
                          "line": 146,
                          "column": 5
                        },
                        "end": {
                          "line": 146,
                          "column": 10
                        },
                        "identifierName": "catch"
                      },
                      "name": "catch"
                    },
                    "computed": false
                  },
                  "arguments": [
                    {
                      "type": "ArrowFunctionExpression",
                      "start": 3140,
                      "end": 3330,
                      "loc": {
                        "start": {
                          "line": 146,
                          "column": 11
                        },
                        "end": {
                          "line": 152,
                          "column": 5
                        }
                      },
                      "id": null,
                      "generator": false,
                      "expression": false,
                      "async": false,
                      "params": [
                        {
                          "type": "Identifier",
                          "start": 3141,
                          "end": 3153,
                          "loc": {
                            "start": {
                              "line": 146,
                              "column": 12
                            },
                            "end": {
                              "line": 146,
                              "column": 24
                            },
                            "identifierName": "error"
                          },
                          "name": "error",
                          "typeAnnotation": {
                            "type": "TypeAnnotation",
                            "start": 3146,
                            "end": 3153,
                            "loc": {
                              "start": {
                                "line": 146,
                                "column": 17
                              },
                              "end": {
                                "line": 146,
                                "column": 24
                              }
                            },
                            "typeAnnotation": {
                              "type": "GenericTypeAnnotation",
                              "start": 3148,
                              "end": 3153,
                              "loc": {
                                "start": {
                                  "line": 146,
                                  "column": 19
                                },
                                "end": {
                                  "line": 146,
                                  "column": 24
                                }
                              },
                              "typeParameters": null,
                              "id": {
                                "type": "Identifier",
                                "start": 3148,
                                "end": 3153,
                                "loc": {
                                  "start": {
                                    "line": 146,
                                    "column": 19
                                  },
                                  "end": {
                                    "line": 146,
                                    "column": 24
                                  },
                                  "identifierName": "Error"
                                },
                                "name": "Error"
                              }
                            }
                          }
                        }
                      ],
                      "body": {
                        "type": "BlockStatement",
                        "start": 3158,
                        "end": 3330,
                        "loc": {
                          "start": {
                            "line": 146,
                            "column": 29
                          },
                          "end": {
                            "line": 152,
                            "column": 5
                          }
                        },
                        "body": [
                          {
                            "type": "IfStatement",
                            "start": 3166,
                            "end": 3305,
                            "loc": {
                              "start": {
                                "line": 147,
                                "column": 6
                              },
                              "end": {
                                "line": 150,
                                "column": 7
                              }
                            },
                            "test": {
                              "type": "CallExpression",
                              "start": 3170,
                              "end": 3222,
                              "loc": {
                                "start": {
                                  "line": 147,
                                  "column": 10
                                },
                                "end": {
                                  "line": 147,
                                  "column": 62
                                }
                              },
                              "callee": {
                                "type": "MemberExpression",
                                "start": 3170,
                                "end": 3189,
                                "loc": {
                                  "start": {
                                    "line": 147,
                                    "column": 10
                                  },
                                  "end": {
                                    "line": 147,
                                    "column": 29
                                  }
                                },
                                "object": {
                                  "type": "MemberExpression",
                                  "start": 3170,
                                  "end": 3183,
                                  "loc": {
                                    "start": {
                                      "line": 147,
                                      "column": 10
                                    },
                                    "end": {
                                      "line": 147,
                                      "column": 23
                                    }
                                  },
                                  "object": {
                                    "type": "Identifier",
                                    "start": 3170,
                                    "end": 3175,
                                    "loc": {
                                      "start": {
                                        "line": 147,
                                        "column": 10
                                      },
                                      "end": {
                                        "line": 147,
                                        "column": 15
                                      },
                                      "identifierName": "error"
                                    },
                                    "name": "error"
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "start": 3176,
                                    "end": 3183,
                                    "loc": {
                                      "start": {
                                        "line": 147,
                                        "column": 16
                                      },
                                      "end": {
                                        "line": 147,
                                        "column": 23
                                      },
                                      "identifierName": "message"
                                    },
                                    "name": "message"
                                  },
                                  "computed": false
                                },
                                "property": {
                                  "type": "Identifier",
                                  "start": 3184,
                                  "end": 3189,
                                  "loc": {
                                    "start": {
                                      "line": 147,
                                      "column": 24
                                    },
                                    "end": {
                                      "line": 147,
                                      "column": 29
                                    },
                                    "identifierName": "match"
                                  },
                                  "name": "match"
                                },
                                "computed": false
                              },
                              "arguments": [
                                {
                                  "type": "RegExpLiteral",
                                  "start": 3190,
                                  "end": 3221,
                                  "loc": {
                                    "start": {
                                      "line": 147,
                                      "column": 30
                                    },
                                    "end": {
                                      "line": 147,
                                      "column": 61
                                    }
                                  },
                                  "extra": {
                                    "raw": "/Database\\ .*\\ already\\ exists/"
                                  },
                                  "pattern": "Database\\ .*\\ already\\ exists",
                                  "flags": ""
                                }
                              ]
                            },
                            "consequent": {
                              "type": "BlockStatement",
                              "start": 3224,
                              "end": 3305,
                              "loc": {
                                "start": {
                                  "line": 147,
                                  "column": 64
                                },
                                "end": {
                                  "line": 150,
                                  "column": 7
                                }
                              },
                              "body": [
                                {
                                  "type": "LabeledStatement",
                                  "start": 3234,
                                  "end": 3275,
                                  "loc": {
                                    "start": {
                                      "line": 148,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 148,
                                      "column": 49
                                    }
                                  },
                                  "body": {
                                    "type": "ExpressionStatement",
                                    "start": 3241,
                                    "end": 3275,
                                    "loc": {
                                      "start": {
                                        "line": 148,
                                        "column": 15
                                      },
                                      "end": {
                                        "line": 148,
                                        "column": 49
                                      }
                                    },
                                    "expression": {
                                      "type": "TemplateLiteral",
                                      "start": 3241,
                                      "end": 3274,
                                      "loc": {
                                        "start": {
                                          "line": 148,
                                          "column": 15
                                        },
                                        "end": {
                                          "line": 148,
                                          "column": 48
                                        }
                                      },
                                      "expressions": [
                                        {
                                          "type": "Identifier",
                                          "start": 3248,
                                          "end": 3254,
                                          "loc": {
                                            "start": {
                                              "line": 148,
                                              "column": 22
                                            },
                                            "end": {
                                              "line": 148,
                                              "column": 28
                                            },
                                            "identifierName": "dbName"
                                          },
                                          "name": "dbName"
                                        }
                                      ],
                                      "quasis": [
                                        {
                                          "type": "TemplateElement",
                                          "start": 3242,
                                          "end": 3245,
                                          "loc": {
                                            "start": {
                                              "line": 148,
                                              "column": 16
                                            },
                                            "end": {
                                              "line": 148,
                                              "column": 19
                                            }
                                          },
                                          "value": {
                                            "raw": "db ",
                                            "cooked": "db "
                                          },
                                          "tail": false
                                        },
                                        {
                                          "type": "TemplateElement",
                                          "start": 3256,
                                          "end": 3273,
                                          "loc": {
                                            "start": {
                                              "line": 148,
                                              "column": 30
                                            },
                                            "end": {
                                              "line": 148,
                                              "column": 47
                                            }
                                          },
                                          "value": {
                                            "raw": " already present.",
                                            "cooked": " already present."
                                          },
                                          "tail": true
                                        }
                                      ]
                                    }
                                  },
                                  "label": {
                                    "type": "Identifier",
                                    "start": 3234,
                                    "end": 3239,
                                    "loc": {
                                      "start": {
                                        "line": 148,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 148,
                                        "column": 13
                                      },
                                      "identifierName": "debug"
                                    },
                                    "name": "debug"
                                  }
                                },
                                {
                                  "type": "ReturnStatement",
                                  "start": 3284,
                                  "end": 3297,
                                  "loc": {
                                    "start": {
                                      "line": 149,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 149,
                                      "column": 21
                                    }
                                  },
                                  "argument": {
                                    "type": "BooleanLiteral",
                                    "start": 3291,
                                    "end": 3296,
                                    "loc": {
                                      "start": {
                                        "line": 149,
                                        "column": 15
                                      },
                                      "end": {
                                        "line": 149,
                                        "column": 20
                                      }
                                    },
                                    "value": false
                                  }
                                }
                              ],
                              "directives": []
                            },
                            "alternate": null
                          },
                          {
                            "type": "ThrowStatement",
                            "start": 3312,
                            "end": 3324,
                            "loc": {
                              "start": {
                                "line": 151,
                                "column": 6
                              },
                              "end": {
                                "line": 151,
                                "column": 18
                              }
                            },
                            "argument": {
                              "type": "Identifier",
                              "start": 3318,
                              "end": 3323,
                              "loc": {
                                "start": {
                                  "line": 151,
                                  "column": 12
                                },
                                "end": {
                                  "line": 151,
                                  "column": 17
                                },
                                "identifierName": "error"
                              },
                              "name": "error"
                            }
                          }
                        ],
                        "directives": []
                      }
                    }
                  ]
                }
              }
            ],
            "directives": [],
            "trailingComments": null
          },
          "leadingComments": [
            {
              "type": "CommentLine",
              "value": " .connect",
              "start": 2679,
              "end": 2690,
              "loc": {
                "start": {
                  "line": 126,
                  "column": 2
                },
                "end": {
                  "line": 126,
                  "column": 13
                }
              }
            },
            {
              "type": "CommentBlock",
              "value": "*\n* makes sure a db exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the db was created.\n",
              "start": 2692,
              "end": 2860,
              "loc": {
                "start": {
                  "line": 128,
                  "column": 0
                },
                "end": {
                  "line": 133,
                  "column": 2
                }
              }
            }
          ],
          "trailingComments": [
            {
              "type": "CommentLine",
              "value": " .ensureDB",
              "start": 3335,
              "end": 3347,
              "loc": {
                "start": {
                  "line": 153,
                  "column": 2
                },
                "end": {
                  "line": 153,
                  "column": 14
                }
              }
            },
            {
              "type": "CommentBlock",
              "value": "*\n* makes sure a table exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the table was created.\n",
              "start": 3349,
              "end": 3523,
              "loc": {
                "start": {
                  "line": 155,
                  "column": 0
                },
                "end": {
                  "line": 160,
                  "column": 2
                }
              }
            }
          ]
        },
        "leadingComments": [
          {
            "type": "CommentLine",
            "value": " .connect",
            "start": 2679,
            "end": 2690,
            "loc": {
              "start": {
                "line": 126,
                "column": 2
              },
              "end": {
                "line": 126,
                "column": 13
              }
            }
          },
          {
            "type": "CommentBlock",
            "value": "*\n* makes sure a db exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the db was created.\n",
            "start": 2692,
            "end": 2860,
            "loc": {
              "start": {
                "line": 128,
                "column": 0
              },
              "end": {
                "line": 133,
                "column": 2
              }
            }
          }
        ],
        "trailingComments": [
          {
            "type": "CommentLine",
            "value": " .ensureDB",
            "start": 3335,
            "end": 3347,
            "loc": {
              "start": {
                "line": 153,
                "column": 2
              },
              "end": {
                "line": 153,
                "column": 14
              }
            }
          },
          {
            "type": "CommentBlock",
            "value": "*\n* makes sure a table exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the table was created.\n",
            "start": 3349,
            "end": 3523,
            "loc": {
              "start": {
                "line": 155,
                "column": 0
              },
              "end": {
                "line": 160,
                "column": 2
              }
            }
          }
        ],
        "exportKind": "value"
      },
      {
        "type": "ExportNamedDeclaration",
        "start": 3524,
        "end": 3851,
        "loc": {
          "start": {
            "line": 161,
            "column": 0
          },
          "end": {
            "line": 174,
            "column": 1
          }
        },
        "specifiers": [],
        "source": null,
        "declaration": {
          "type": "FunctionDeclaration",
          "start": 3531,
          "end": 3851,
          "loc": {
            "start": {
              "line": 161,
              "column": 7
            },
            "end": {
              "line": 174,
              "column": 1
            }
          },
          "id": {
            "type": "Identifier",
            "start": 3540,
            "end": 3551,
            "loc": {
              "start": {
                "line": 161,
                "column": 16
              },
              "end": {
                "line": 161,
                "column": 27
              },
              "identifierName": "ensureTable"
            },
            "name": "ensureTable",
            "leadingComments": null
          },
          "generator": false,
          "expression": false,
          "async": false,
          "params": [
            {
              "type": "Identifier",
              "start": 3555,
              "end": 3567,
              "loc": {
                "start": {
                  "line": 162,
                  "column": 2
                },
                "end": {
                  "line": 162,
                  "column": 14
                },
                "identifierName": "r"
              },
              "name": "r",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 3556,
                "end": 3567,
                "loc": {
                  "start": {
                    "line": 162,
                    "column": 3
                  },
                  "end": {
                    "line": 162,
                    "column": 14
                  }
                },
                "typeAnnotation": {
                  "type": "GenericTypeAnnotation",
                  "start": 3558,
                  "end": 3567,
                  "loc": {
                    "start": {
                      "line": 162,
                      "column": 5
                    },
                    "end": {
                      "line": 162,
                      "column": 14
                    }
                  },
                  "typeParameters": null,
                  "id": {
                    "type": "Identifier",
                    "start": 3558,
                    "end": 3567,
                    "loc": {
                      "start": {
                        "line": 162,
                        "column": 5
                      },
                      "end": {
                        "line": 162,
                        "column": 14
                      },
                      "identifierName": "RethinkDB"
                    },
                    "name": "RethinkDB"
                  }
                }
              }
            },
            {
              "type": "Identifier",
              "start": 3571,
              "end": 3588,
              "loc": {
                "start": {
                  "line": 163,
                  "column": 2
                },
                "end": {
                  "line": 163,
                  "column": 19
                },
                "identifierName": "conn"
              },
              "name": "conn",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 3575,
                "end": 3588,
                "loc": {
                  "start": {
                    "line": 163,
                    "column": 6
                  },
                  "end": {
                    "line": 163,
                    "column": 19
                  }
                },
                "typeAnnotation": {
                  "type": "GenericTypeAnnotation",
                  "start": 3577,
                  "end": 3588,
                  "loc": {
                    "start": {
                      "line": 163,
                      "column": 8
                    },
                    "end": {
                      "line": 163,
                      "column": 19
                    }
                  },
                  "typeParameters": null,
                  "id": {
                    "type": "Identifier",
                    "start": 3577,
                    "end": 3588,
                    "loc": {
                      "start": {
                        "line": 163,
                        "column": 8
                      },
                      "end": {
                        "line": 163,
                        "column": 19
                      },
                      "identifierName": "IConnection"
                    },
                    "name": "IConnection"
                  }
                }
              }
            },
            {
              "type": "Identifier",
              "start": 3592,
              "end": 3609,
              "loc": {
                "start": {
                  "line": 164,
                  "column": 2
                },
                "end": {
                  "line": 164,
                  "column": 19
                },
                "identifierName": "tableName"
              },
              "name": "tableName",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 3601,
                "end": 3609,
                "loc": {
                  "start": {
                    "line": 164,
                    "column": 11
                  },
                  "end": {
                    "line": 164,
                    "column": 19
                  }
                },
                "typeAnnotation": {
                  "type": "StringTypeAnnotation",
                  "start": 3603,
                  "end": 3609,
                  "loc": {
                    "start": {
                      "line": 164,
                      "column": 13
                    },
                    "end": {
                      "line": 164,
                      "column": 19
                    }
                  }
                }
              }
            }
          ],
          "returnType": {
            "type": "TypeAnnotation",
            "start": 3612,
            "end": 3630,
            "loc": {
              "start": {
                "line": 165,
                "column": 1
              },
              "end": {
                "line": 165,
                "column": 19
              }
            },
            "typeAnnotation": {
              "type": "GenericTypeAnnotation",
              "start": 3614,
              "end": 3630,
              "loc": {
                "start": {
                  "line": 165,
                  "column": 3
                },
                "end": {
                  "line": 165,
                  "column": 19
                }
              },
              "typeParameters": {
                "type": "TypeParameterInstantiation",
                "start": 3621,
                "end": 3630,
                "loc": {
                  "start": {
                    "line": 165,
                    "column": 10
                  },
                  "end": {
                    "line": 165,
                    "column": 19
                  }
                },
                "params": [
                  {
                    "type": "BooleanTypeAnnotation",
                    "start": 3622,
                    "end": 3629,
                    "loc": {
                      "start": {
                        "line": 165,
                        "column": 11
                      },
                      "end": {
                        "line": 165,
                        "column": 18
                      }
                    }
                  }
                ]
              },
              "id": {
                "type": "Identifier",
                "start": 3614,
                "end": 3621,
                "loc": {
                  "start": {
                    "line": 165,
                    "column": 3
                  },
                  "end": {
                    "line": 165,
                    "column": 10
                  },
                  "identifierName": "Promise"
                },
                "name": "Promise"
              }
            }
          },
          "body": {
            "type": "BlockStatement",
            "start": 3631,
            "end": 3851,
            "loc": {
              "start": {
                "line": 165,
                "column": 20
              },
              "end": {
                "line": 174,
                "column": 1
              }
            },
            "body": [
              {
                "type": "ReturnStatement",
                "start": 3635,
                "end": 3849,
                "loc": {
                  "start": {
                    "line": 166,
                    "column": 2
                  },
                  "end": {
                    "line": 173,
                    "column": 7
                  }
                },
                "argument": {
                  "type": "CallExpression",
                  "start": 3642,
                  "end": 3848,
                  "loc": {
                    "start": {
                      "line": 166,
                      "column": 9
                    },
                    "end": {
                      "line": 173,
                      "column": 6
                    }
                  },
                  "callee": {
                    "type": "MemberExpression",
                    "start": 3642,
                    "end": 3709,
                    "loc": {
                      "start": {
                        "line": 166,
                        "column": 9
                      },
                      "end": {
                        "line": 168,
                        "column": 10
                      }
                    },
                    "object": {
                      "type": "CallExpression",
                      "start": 3642,
                      "end": 3698,
                      "loc": {
                        "start": {
                          "line": 166,
                          "column": 9
                        },
                        "end": {
                          "line": 167,
                          "column": 21
                        }
                      },
                      "callee": {
                        "type": "MemberExpression",
                        "start": 3642,
                        "end": 3686,
                        "loc": {
                          "start": {
                            "line": 166,
                            "column": 9
                          },
                          "end": {
                            "line": 167,
                            "column": 9
                          }
                        },
                        "object": {
                          "type": "CallExpression",
                          "start": 3642,
                          "end": 3676,
                          "loc": {
                            "start": {
                              "line": 166,
                              "column": 9
                            },
                            "end": {
                              "line": 166,
                              "column": 43
                            }
                          },
                          "callee": {
                            "type": "MemberExpression",
                            "start": 3642,
                            "end": 3670,
                            "loc": {
                              "start": {
                                "line": 166,
                                "column": 9
                              },
                              "end": {
                                "line": 166,
                                "column": 37
                              }
                            },
                            "object": {
                              "type": "CallExpression",
                              "start": 3642,
                              "end": 3666,
                              "loc": {
                                "start": {
                                  "line": 166,
                                  "column": 9
                                },
                                "end": {
                                  "line": 166,
                                  "column": 33
                                }
                              },
                              "callee": {
                                "type": "MemberExpression",
                                "start": 3642,
                                "end": 3655,
                                "loc": {
                                  "start": {
                                    "line": 166,
                                    "column": 9
                                  },
                                  "end": {
                                    "line": 166,
                                    "column": 22
                                  }
                                },
                                "object": {
                                  "type": "Identifier",
                                  "start": 3642,
                                  "end": 3643,
                                  "loc": {
                                    "start": {
                                      "line": 166,
                                      "column": 9
                                    },
                                    "end": {
                                      "line": 166,
                                      "column": 10
                                    },
                                    "identifierName": "r"
                                  },
                                  "name": "r"
                                },
                                "property": {
                                  "type": "Identifier",
                                  "start": 3644,
                                  "end": 3655,
                                  "loc": {
                                    "start": {
                                      "line": 166,
                                      "column": 11
                                    },
                                    "end": {
                                      "line": 166,
                                      "column": 22
                                    },
                                    "identifierName": "tableCreate"
                                  },
                                  "name": "tableCreate"
                                },
                                "computed": false
                              },
                              "arguments": [
                                {
                                  "type": "Identifier",
                                  "start": 3656,
                                  "end": 3665,
                                  "loc": {
                                    "start": {
                                      "line": 166,
                                      "column": 23
                                    },
                                    "end": {
                                      "line": 166,
                                      "column": 32
                                    },
                                    "identifierName": "tableName"
                                  },
                                  "name": "tableName"
                                }
                              ]
                            },
                            "property": {
                              "type": "Identifier",
                              "start": 3667,
                              "end": 3670,
                              "loc": {
                                "start": {
                                  "line": 166,
                                  "column": 34
                                },
                                "end": {
                                  "line": 166,
                                  "column": 37
                                },
                                "identifierName": "run"
                              },
                              "name": "run"
                            },
                            "computed": false
                          },
                          "arguments": [
                            {
                              "type": "Identifier",
                              "start": 3671,
                              "end": 3675,
                              "loc": {
                                "start": {
                                  "line": 166,
                                  "column": 38
                                },
                                "end": {
                                  "line": 166,
                                  "column": 42
                                },
                                "identifierName": "conn"
                              },
                              "name": "conn"
                            }
                          ]
                        },
                        "property": {
                          "type": "Identifier",
                          "start": 3682,
                          "end": 3686,
                          "loc": {
                            "start": {
                              "line": 167,
                              "column": 5
                            },
                            "end": {
                              "line": 167,
                              "column": 9
                            },
                            "identifierName": "then"
                          },
                          "name": "then"
                        },
                        "computed": false
                      },
                      "arguments": [
                        {
                          "type": "ArrowFunctionExpression",
                          "start": 3687,
                          "end": 3697,
                          "loc": {
                            "start": {
                              "line": 167,
                              "column": 10
                            },
                            "end": {
                              "line": 167,
                              "column": 20
                            }
                          },
                          "id": null,
                          "generator": false,
                          "expression": true,
                          "async": false,
                          "params": [],
                          "body": {
                            "type": "BooleanLiteral",
                            "start": 3693,
                            "end": 3697,
                            "loc": {
                              "start": {
                                "line": 167,
                                "column": 16
                              },
                              "end": {
                                "line": 167,
                                "column": 20
                              }
                            },
                            "value": true
                          }
                        }
                      ]
                    },
                    "property": {
                      "type": "Identifier",
                      "start": 3704,
                      "end": 3709,
                      "loc": {
                        "start": {
                          "line": 168,
                          "column": 5
                        },
                        "end": {
                          "line": 168,
                          "column": 10
                        },
                        "identifierName": "catch"
                      },
                      "name": "catch"
                    },
                    "computed": false
                  },
                  "arguments": [
                    {
                      "type": "ArrowFunctionExpression",
                      "start": 3710,
                      "end": 3847,
                      "loc": {
                        "start": {
                          "line": 168,
                          "column": 11
                        },
                        "end": {
                          "line": 173,
                          "column": 5
                        }
                      },
                      "id": null,
                      "generator": false,
                      "expression": false,
                      "async": false,
                      "params": [
                        {
                          "type": "Identifier",
                          "start": 3711,
                          "end": 3723,
                          "loc": {
                            "start": {
                              "line": 168,
                              "column": 12
                            },
                            "end": {
                              "line": 168,
                              "column": 24
                            },
                            "identifierName": "error"
                          },
                          "name": "error",
                          "typeAnnotation": {
                            "type": "TypeAnnotation",
                            "start": 3716,
                            "end": 3723,
                            "loc": {
                              "start": {
                                "line": 168,
                                "column": 17
                              },
                              "end": {
                                "line": 168,
                                "column": 24
                              }
                            },
                            "typeAnnotation": {
                              "type": "GenericTypeAnnotation",
                              "start": 3718,
                              "end": 3723,
                              "loc": {
                                "start": {
                                  "line": 168,
                                  "column": 19
                                },
                                "end": {
                                  "line": 168,
                                  "column": 24
                                }
                              },
                              "typeParameters": null,
                              "id": {
                                "type": "Identifier",
                                "start": 3718,
                                "end": 3723,
                                "loc": {
                                  "start": {
                                    "line": 168,
                                    "column": 19
                                  },
                                  "end": {
                                    "line": 168,
                                    "column": 24
                                  },
                                  "identifierName": "Error"
                                },
                                "name": "Error"
                              }
                            }
                          }
                        }
                      ],
                      "body": {
                        "type": "BlockStatement",
                        "start": 3728,
                        "end": 3847,
                        "loc": {
                          "start": {
                            "line": 168,
                            "column": 29
                          },
                          "end": {
                            "line": 173,
                            "column": 5
                          }
                        },
                        "body": [
                          {
                            "type": "IfStatement",
                            "start": 3736,
                            "end": 3822,
                            "loc": {
                              "start": {
                                "line": 169,
                                "column": 6
                              },
                              "end": {
                                "line": 171,
                                "column": 7
                              }
                            },
                            "test": {
                              "type": "CallExpression",
                              "start": 3740,
                              "end": 3789,
                              "loc": {
                                "start": {
                                  "line": 169,
                                  "column": 10
                                },
                                "end": {
                                  "line": 169,
                                  "column": 59
                                }
                              },
                              "callee": {
                                "type": "MemberExpression",
                                "start": 3740,
                                "end": 3759,
                                "loc": {
                                  "start": {
                                    "line": 169,
                                    "column": 10
                                  },
                                  "end": {
                                    "line": 169,
                                    "column": 29
                                  }
                                },
                                "object": {
                                  "type": "MemberExpression",
                                  "start": 3740,
                                  "end": 3753,
                                  "loc": {
                                    "start": {
                                      "line": 169,
                                      "column": 10
                                    },
                                    "end": {
                                      "line": 169,
                                      "column": 23
                                    }
                                  },
                                  "object": {
                                    "type": "Identifier",
                                    "start": 3740,
                                    "end": 3745,
                                    "loc": {
                                      "start": {
                                        "line": 169,
                                        "column": 10
                                      },
                                      "end": {
                                        "line": 169,
                                        "column": 15
                                      },
                                      "identifierName": "error"
                                    },
                                    "name": "error"
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "start": 3746,
                                    "end": 3753,
                                    "loc": {
                                      "start": {
                                        "line": 169,
                                        "column": 16
                                      },
                                      "end": {
                                        "line": 169,
                                        "column": 23
                                      },
                                      "identifierName": "message"
                                    },
                                    "name": "message"
                                  },
                                  "computed": false
                                },
                                "property": {
                                  "type": "Identifier",
                                  "start": 3754,
                                  "end": 3759,
                                  "loc": {
                                    "start": {
                                      "line": 169,
                                      "column": 24
                                    },
                                    "end": {
                                      "line": 169,
                                      "column": 29
                                    },
                                    "identifierName": "match"
                                  },
                                  "name": "match"
                                },
                                "computed": false
                              },
                              "arguments": [
                                {
                                  "type": "RegExpLiteral",
                                  "start": 3760,
                                  "end": 3788,
                                  "loc": {
                                    "start": {
                                      "line": 169,
                                      "column": 30
                                    },
                                    "end": {
                                      "line": 169,
                                      "column": 58
                                    }
                                  },
                                  "extra": {
                                    "raw": "/Table\\ .*\\ already\\ exists/"
                                  },
                                  "pattern": "Table\\ .*\\ already\\ exists",
                                  "flags": ""
                                }
                              ]
                            },
                            "consequent": {
                              "type": "BlockStatement",
                              "start": 3791,
                              "end": 3822,
                              "loc": {
                                "start": {
                                  "line": 169,
                                  "column": 61
                                },
                                "end": {
                                  "line": 171,
                                  "column": 7
                                }
                              },
                              "body": [
                                {
                                  "type": "ReturnStatement",
                                  "start": 3801,
                                  "end": 3814,
                                  "loc": {
                                    "start": {
                                      "line": 170,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 170,
                                      "column": 21
                                    }
                                  },
                                  "argument": {
                                    "type": "BooleanLiteral",
                                    "start": 3808,
                                    "end": 3813,
                                    "loc": {
                                      "start": {
                                        "line": 170,
                                        "column": 15
                                      },
                                      "end": {
                                        "line": 170,
                                        "column": 20
                                      }
                                    },
                                    "value": false
                                  }
                                }
                              ],
                              "directives": []
                            },
                            "alternate": null
                          },
                          {
                            "type": "ThrowStatement",
                            "start": 3829,
                            "end": 3841,
                            "loc": {
                              "start": {
                                "line": 172,
                                "column": 6
                              },
                              "end": {
                                "line": 172,
                                "column": 18
                              }
                            },
                            "argument": {
                              "type": "Identifier",
                              "start": 3835,
                              "end": 3840,
                              "loc": {
                                "start": {
                                  "line": 172,
                                  "column": 12
                                },
                                "end": {
                                  "line": 172,
                                  "column": 17
                                },
                                "identifierName": "error"
                              },
                              "name": "error"
                            }
                          }
                        ],
                        "directives": []
                      }
                    }
                  ]
                }
              }
            ],
            "directives": [],
            "trailingComments": null
          },
          "leadingComments": [
            {
              "type": "CommentLine",
              "value": " .ensureDB",
              "start": 3335,
              "end": 3347,
              "loc": {
                "start": {
                  "line": 153,
                  "column": 2
                },
                "end": {
                  "line": 153,
                  "column": 14
                }
              }
            },
            {
              "type": "CommentBlock",
              "value": "*\n* makes sure a table exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the table was created.\n",
              "start": 3349,
              "end": 3523,
              "loc": {
                "start": {
                  "line": 155,
                  "column": 0
                },
                "end": {
                  "line": 160,
                  "column": 2
                }
              }
            }
          ],
          "trailingComments": [
            {
              "type": "CommentLine",
              "value": " .ensureTable",
              "start": 3852,
              "end": 3867,
              "loc": {
                "start": {
                  "line": 174,
                  "column": 2
                },
                "end": {
                  "line": 174,
                  "column": 17
                }
              }
            },
            {
              "type": "CommentBlock",
              "value": "*\n* ensure that an index exists on a table, creating if necessary.\n* \n* returns `Promise<boolean>` that resolved `true` if the index was created\n* and `false` if it was already there.\n",
              "start": 3869,
              "end": 4057,
              "loc": {
                "start": {
                  "line": 176,
                  "column": 0
                },
                "end": {
                  "line": 181,
                  "column": 2
                }
              }
            }
          ]
        },
        "leadingComments": [
          {
            "type": "CommentLine",
            "value": " .ensureDB",
            "start": 3335,
            "end": 3347,
            "loc": {
              "start": {
                "line": 153,
                "column": 2
              },
              "end": {
                "line": 153,
                "column": 14
              }
            }
          },
          {
            "type": "CommentBlock",
            "value": "*\n* makes sure a table exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the table was created.\n",
            "start": 3349,
            "end": 3523,
            "loc": {
              "start": {
                "line": 155,
                "column": 0
              },
              "end": {
                "line": 160,
                "column": 2
              }
            }
          }
        ],
        "trailingComments": [
          {
            "type": "CommentLine",
            "value": " .ensureTable",
            "start": 3852,
            "end": 3867,
            "loc": {
              "start": {
                "line": 174,
                "column": 2
              },
              "end": {
                "line": 174,
                "column": 17
              }
            }
          },
          {
            "type": "CommentBlock",
            "value": "*\n* ensure that an index exists on a table, creating if necessary.\n* \n* returns `Promise<boolean>` that resolved `true` if the index was created\n* and `false` if it was already there.\n",
            "start": 3869,
            "end": 4057,
            "loc": {
              "start": {
                "line": 176,
                "column": 0
              },
              "end": {
                "line": 181,
                "column": 2
              }
            }
          }
        ],
        "exportKind": "value"
      },
      {
        "type": "ExportNamedDeclaration",
        "start": 4058,
        "end": 4784,
        "loc": {
          "start": {
            "line": 182,
            "column": 0
          },
          "end": {
            "line": 208,
            "column": 1
          }
        },
        "specifiers": [],
        "source": null,
        "declaration": {
          "type": "FunctionDeclaration",
          "start": 4065,
          "end": 4784,
          "loc": {
            "start": {
              "line": 182,
              "column": 7
            },
            "end": {
              "line": 208,
              "column": 1
            }
          },
          "id": {
            "type": "Identifier",
            "start": 4074,
            "end": 4085,
            "loc": {
              "start": {
                "line": 182,
                "column": 16
              },
              "end": {
                "line": 182,
                "column": 27
              },
              "identifierName": "ensureIndex"
            },
            "name": "ensureIndex",
            "leadingComments": null
          },
          "generator": false,
          "expression": false,
          "async": false,
          "params": [
            {
              "type": "Identifier",
              "start": 4089,
              "end": 4102,
              "loc": {
                "start": {
                  "line": 183,
                  "column": 2
                },
                "end": {
                  "line": 183,
                  "column": 15
                },
                "identifierName": "r"
              },
              "name": "r",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 4090,
                "end": 4102,
                "loc": {
                  "start": {
                    "line": 183,
                    "column": 3
                  },
                  "end": {
                    "line": 183,
                    "column": 15
                  }
                },
                "typeAnnotation": {
                  "type": "GenericTypeAnnotation",
                  "start": 4092,
                  "end": 4102,
                  "loc": {
                    "start": {
                      "line": 183,
                      "column": 5
                    },
                    "end": {
                      "line": 183,
                      "column": 15
                    }
                  },
                  "typeParameters": null,
                  "id": {
                    "type": "Identifier",
                    "start": 4092,
                    "end": 4102,
                    "loc": {
                      "start": {
                        "line": 183,
                        "column": 5
                      },
                      "end": {
                        "line": 183,
                        "column": 15
                      },
                      "identifierName": "IRethinkDB"
                    },
                    "name": "IRethinkDB"
                  }
                }
              }
            },
            {
              "type": "Identifier",
              "start": 4106,
              "end": 4123,
              "loc": {
                "start": {
                  "line": 184,
                  "column": 2
                },
                "end": {
                  "line": 184,
                  "column": 19
                },
                "identifierName": "conn"
              },
              "name": "conn",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 4110,
                "end": 4123,
                "loc": {
                  "start": {
                    "line": 184,
                    "column": 6
                  },
                  "end": {
                    "line": 184,
                    "column": 19
                  }
                },
                "typeAnnotation": {
                  "type": "GenericTypeAnnotation",
                  "start": 4112,
                  "end": 4123,
                  "loc": {
                    "start": {
                      "line": 184,
                      "column": 8
                    },
                    "end": {
                      "line": 184,
                      "column": 19
                    }
                  },
                  "typeParameters": null,
                  "id": {
                    "type": "Identifier",
                    "start": 4112,
                    "end": 4123,
                    "loc": {
                      "start": {
                        "line": 184,
                        "column": 8
                      },
                      "end": {
                        "line": 184,
                        "column": 19
                      },
                      "identifierName": "IConnection"
                    },
                    "name": "IConnection"
                  }
                }
              }
            },
            {
              "type": "Identifier",
              "start": 4127,
              "end": 4144,
              "loc": {
                "start": {
                  "line": 185,
                  "column": 2
                },
                "end": {
                  "line": 185,
                  "column": 19
                },
                "identifierName": "tableName"
              },
              "name": "tableName",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 4136,
                "end": 4144,
                "loc": {
                  "start": {
                    "line": 185,
                    "column": 11
                  },
                  "end": {
                    "line": 185,
                    "column": 19
                  }
                },
                "typeAnnotation": {
                  "type": "StringTypeAnnotation",
                  "start": 4138,
                  "end": 4144,
                  "loc": {
                    "start": {
                      "line": 185,
                      "column": 13
                    },
                    "end": {
                      "line": 185,
                      "column": 19
                    }
                  }
                }
              }
            },
            {
              "type": "Identifier",
              "start": 4148,
              "end": 4165,
              "loc": {
                "start": {
                  "line": 186,
                  "column": 2
                },
                "end": {
                  "line": 186,
                  "column": 19
                },
                "identifierName": "indexName"
              },
              "name": "indexName",
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 4157,
                "end": 4165,
                "loc": {
                  "start": {
                    "line": 186,
                    "column": 11
                  },
                  "end": {
                    "line": 186,
                    "column": 19
                  }
                },
                "typeAnnotation": {
                  "type": "StringTypeAnnotation",
                  "start": 4159,
                  "end": 4165,
                  "loc": {
                    "start": {
                      "line": 186,
                      "column": 13
                    },
                    "end": {
                      "line": 186,
                      "column": 19
                    }
                  }
                }
              }
            },
            {
              "type": "RestElement",
              "start": 4169,
              "end": 4200,
              "loc": {
                "start": {
                  "line": 187,
                  "column": 2
                },
                "end": {
                  "line": 187,
                  "column": 33
                }
              },
              "argument": {
                "type": "Identifier",
                "start": 4172,
                "end": 4190,
                "loc": {
                  "start": {
                    "line": 187,
                    "column": 5
                  },
                  "end": {
                    "line": 187,
                    "column": 23
                  },
                  "identifierName": "indexCreateOptions"
                },
                "name": "indexCreateOptions"
              },
              "typeAnnotation": {
                "type": "TypeAnnotation",
                "start": 4190,
                "end": 4200,
                "loc": {
                  "start": {
                    "line": 187,
                    "column": 23
                  },
                  "end": {
                    "line": 187,
                    "column": 33
                  }
                },
                "typeAnnotation": {
                  "type": "GenericTypeAnnotation",
                  "start": 4192,
                  "end": 4200,
                  "loc": {
                    "start": {
                      "line": 187,
                      "column": 25
                    },
                    "end": {
                      "line": 187,
                      "column": 33
                    }
                  },
                  "typeParameters": {
                    "type": "TypeParameterInstantiation",
                    "start": 4197,
                    "end": 4200,
                    "loc": {
                      "start": {
                        "line": 187,
                        "column": 30
                      },
                      "end": {
                        "line": 187,
                        "column": 33
                      }
                    },
                    "params": [
                      {
                        "type": "ExistentialTypeParam",
                        "start": 4198,
                        "end": 4199,
                        "loc": {
                          "start": {
                            "line": 187,
                            "column": 31
                          },
                          "end": {
                            "line": 187,
                            "column": 32
                          }
                        }
                      }
                    ]
                  },
                  "id": {
                    "type": "Identifier",
                    "start": 4192,
                    "end": 4197,
                    "loc": {
                      "start": {
                        "line": 187,
                        "column": 25
                      },
                      "end": {
                        "line": 187,
                        "column": 30
                      },
                      "identifierName": "Array"
                    },
                    "name": "Array"
                  }
                }
              }
            }
          ],
          "returnType": {
            "type": "TypeAnnotation",
            "start": 4202,
            "end": 4220,
            "loc": {
              "start": {
                "line": 188,
                "column": 1
              },
              "end": {
                "line": 188,
                "column": 19
              }
            },
            "typeAnnotation": {
              "type": "GenericTypeAnnotation",
              "start": 4204,
              "end": 4220,
              "loc": {
                "start": {
                  "line": 188,
                  "column": 3
                },
                "end": {
                  "line": 188,
                  "column": 19
                }
              },
              "typeParameters": {
                "type": "TypeParameterInstantiation",
                "start": 4211,
                "end": 4220,
                "loc": {
                  "start": {
                    "line": 188,
                    "column": 10
                  },
                  "end": {
                    "line": 188,
                    "column": 19
                  }
                },
                "params": [
                  {
                    "type": "BooleanTypeAnnotation",
                    "start": 4212,
                    "end": 4219,
                    "loc": {
                      "start": {
                        "line": 188,
                        "column": 11
                      },
                      "end": {
                        "line": 188,
                        "column": 18
                      }
                    }
                  }
                ]
              },
              "id": {
                "type": "Identifier",
                "start": 4204,
                "end": 4211,
                "loc": {
                  "start": {
                    "line": 188,
                    "column": 3
                  },
                  "end": {
                    "line": 188,
                    "column": 10
                  },
                  "identifierName": "Promise"
                },
                "name": "Promise"
              }
            }
          },
          "body": {
            "type": "BlockStatement",
            "start": 4221,
            "end": 4784,
            "loc": {
              "start": {
                "line": 188,
                "column": 20
              },
              "end": {
                "line": 208,
                "column": 1
              }
            },
            "body": [
              {
                "type": "LabeledStatement",
                "start": 4225,
                "end": 4318,
                "loc": {
                  "start": {
                    "line": 189,
                    "column": 2
                  },
                  "end": {
                    "line": 191,
                    "column": 4
                  }
                },
                "body": {
                  "type": "ExpressionStatement",
                  "start": 4232,
                  "end": 4318,
                  "loc": {
                    "start": {
                      "line": 189,
                      "column": 9
                    },
                    "end": {
                      "line": 191,
                      "column": 4
                    }
                  },
                  "expression": {
                    "type": "SequenceExpression",
                    "start": 4232,
                    "end": 4317,
                    "loc": {
                      "start": {
                        "line": 189,
                        "column": 9
                      },
                      "end": {
                        "line": 191,
                        "column": 3
                      }
                    },
                    "expressions": [
                      {
                        "type": "TemplateLiteral",
                        "start": 4232,
                        "end": 4287,
                        "loc": {
                          "start": {
                            "line": 189,
                            "column": 9
                          },
                          "end": {
                            "line": 189,
                            "column": 64
                          }
                        },
                        "expressions": [
                          {
                            "type": "Identifier",
                            "start": 4251,
                            "end": 4260,
                            "loc": {
                              "start": {
                                "line": 189,
                                "column": 28
                              },
                              "end": {
                                "line": 189,
                                "column": 37
                              },
                              "identifierName": "indexName"
                            },
                            "name": "indexName"
                          },
                          {
                            "type": "Identifier",
                            "start": 4275,
                            "end": 4284,
                            "loc": {
                              "start": {
                                "line": 189,
                                "column": 52
                              },
                              "end": {
                                "line": 189,
                                "column": 61
                              },
                              "identifierName": "tableName"
                            },
                            "name": "tableName"
                          }
                        ],
                        "quasis": [
                          {
                            "type": "TemplateElement",
                            "start": 4233,
                            "end": 4248,
                            "loc": {
                              "start": {
                                "line": 189,
                                "column": 10
                              },
                              "end": {
                                "line": 189,
                                "column": 25
                              }
                            },
                            "value": {
                              "raw": "ENSURING index ",
                              "cooked": "ENSURING index "
                            },
                            "tail": false
                          },
                          {
                            "type": "TemplateElement",
                            "start": 4262,
                            "end": 4272,
                            "loc": {
                              "start": {
                                "line": 189,
                                "column": 39
                              },
                              "end": {
                                "line": 189,
                                "column": 49
                              }
                            },
                            "value": {
                              "raw": " on table ",
                              "cooked": " on table "
                            },
                            "tail": false
                          },
                          {
                            "type": "TemplateElement",
                            "start": 4286,
                            "end": 4286,
                            "loc": {
                              "start": {
                                "line": 189,
                                "column": 63
                              },
                              "end": {
                                "line": 189,
                                "column": 63
                              }
                            },
                            "value": {
                              "raw": "",
                              "cooked": ""
                            },
                            "tail": true
                          }
                        ]
                      },
                      {
                        "type": "ObjectExpression",
                        "start": 4289,
                        "end": 4317,
                        "loc": {
                          "start": {
                            "line": 189,
                            "column": 66
                          },
                          "end": {
                            "line": 191,
                            "column": 3
                          }
                        },
                        "properties": [
                          {
                            "type": "ObjectProperty",
                            "start": 4295,
                            "end": 4313,
                            "loc": {
                              "start": {
                                "line": 190,
                                "column": 4
                              },
                              "end": {
                                "line": 190,
                                "column": 22
                              }
                            },
                            "method": false,
                            "shorthand": true,
                            "computed": false,
                            "key": {
                              "type": "Identifier",
                              "start": 4295,
                              "end": 4313,
                              "loc": {
                                "start": {
                                  "line": 190,
                                  "column": 4
                                },
                                "end": {
                                  "line": 190,
                                  "column": 22
                                },
                                "identifierName": "indexCreateOptions"
                              },
                              "name": "indexCreateOptions"
                            },
                            "value": {
                              "type": "Identifier",
                              "start": 4295,
                              "end": 4313,
                              "loc": {
                                "start": {
                                  "line": 190,
                                  "column": 4
                                },
                                "end": {
                                  "line": 190,
                                  "column": 22
                                },
                                "identifierName": "indexCreateOptions"
                              },
                              "name": "indexCreateOptions"
                            },
                            "extra": {
                              "shorthand": true
                            }
                          }
                        ]
                      }
                    ]
                  }
                },
                "label": {
                  "type": "Identifier",
                  "start": 4225,
                  "end": 4230,
                  "loc": {
                    "start": {
                      "line": 189,
                      "column": 2
                    },
                    "end": {
                      "line": 189,
                      "column": 7
                    },
                    "identifierName": "debug"
                  },
                  "name": "debug"
                }
              },
              {
                "type": "ReturnStatement",
                "start": 4324,
                "end": 4782,
                "loc": {
                  "start": {
                    "line": 193,
                    "column": 2
                  },
                  "end": {
                    "line": 207,
                    "column": 7
                  }
                },
                "argument": {
                  "type": "CallExpression",
                  "start": 4331,
                  "end": 4781,
                  "loc": {
                    "start": {
                      "line": 193,
                      "column": 9
                    },
                    "end": {
                      "line": 207,
                      "column": 6
                    }
                  },
                  "callee": {
                    "type": "MemberExpression",
                    "start": 4331,
                    "end": 4562,
                    "loc": {
                      "start": {
                        "line": 193,
                        "column": 9
                      },
                      "end": {
                        "line": 201,
                        "column": 10
                      }
                    },
                    "object": {
                      "type": "CallExpression",
                      "start": 4331,
                      "end": 4551,
                      "loc": {
                        "start": {
                          "line": 193,
                          "column": 9
                        },
                        "end": {
                          "line": 200,
                          "column": 6
                        }
                      },
                      "callee": {
                        "type": "MemberExpression",
                        "start": 4331,
                        "end": 4430,
                        "loc": {
                          "start": {
                            "line": 193,
                            "column": 9
                          },
                          "end": {
                            "line": 197,
                            "column": 9
                          }
                        },
                        "object": {
                          "type": "CallExpression",
                          "start": 4331,
                          "end": 4420,
                          "loc": {
                            "start": {
                              "line": 193,
                              "column": 9
                            },
                            "end": {
                              "line": 196,
                              "column": 14
                            }
                          },
                          "callee": {
                            "type": "MemberExpression",
                            "start": 4331,
                            "end": 4414,
                            "loc": {
                              "start": {
                                "line": 193,
                                "column": 9
                              },
                              "end": {
                                "line": 196,
                                "column": 8
                              }
                            },
                            "object": {
                              "type": "CallExpression",
                              "start": 4331,
                              "end": 4405,
                              "loc": {
                                "start": {
                                  "line": 193,
                                  "column": 9
                                },
                                "end": {
                                  "line": 195,
                                  "column": 50
                                }
                              },
                              "callee": {
                                "type": "MemberExpression",
                                "start": 4331,
                                "end": 4371,
                                "loc": {
                                  "start": {
                                    "line": 193,
                                    "column": 9
                                  },
                                  "end": {
                                    "line": 195,
                                    "column": 16
                                  }
                                },
                                "object": {
                                  "type": "CallExpression",
                                  "start": 4331,
                                  "end": 4354,
                                  "loc": {
                                    "start": {
                                      "line": 193,
                                      "column": 9
                                    },
                                    "end": {
                                      "line": 194,
                                      "column": 21
                                    }
                                  },
                                  "callee": {
                                    "type": "MemberExpression",
                                    "start": 4331,
                                    "end": 4343,
                                    "loc": {
                                      "start": {
                                        "line": 193,
                                        "column": 9
                                      },
                                      "end": {
                                        "line": 194,
                                        "column": 10
                                      }
                                    },
                                    "object": {
                                      "type": "Identifier",
                                      "start": 4331,
                                      "end": 4332,
                                      "loc": {
                                        "start": {
                                          "line": 193,
                                          "column": 9
                                        },
                                        "end": {
                                          "line": 193,
                                          "column": 10
                                        },
                                        "identifierName": "r"
                                      },
                                      "name": "r"
                                    },
                                    "property": {
                                      "type": "Identifier",
                                      "start": 4338,
                                      "end": 4343,
                                      "loc": {
                                        "start": {
                                          "line": 194,
                                          "column": 5
                                        },
                                        "end": {
                                          "line": 194,
                                          "column": 10
                                        },
                                        "identifierName": "table"
                                      },
                                      "name": "table"
                                    },
                                    "computed": false
                                  },
                                  "arguments": [
                                    {
                                      "type": "Identifier",
                                      "start": 4344,
                                      "end": 4353,
                                      "loc": {
                                        "start": {
                                          "line": 194,
                                          "column": 11
                                        },
                                        "end": {
                                          "line": 194,
                                          "column": 20
                                        },
                                        "identifierName": "tableName"
                                      },
                                      "name": "tableName"
                                    }
                                  ]
                                },
                                "property": {
                                  "type": "Identifier",
                                  "start": 4360,
                                  "end": 4371,
                                  "loc": {
                                    "start": {
                                      "line": 195,
                                      "column": 5
                                    },
                                    "end": {
                                      "line": 195,
                                      "column": 16
                                    },
                                    "identifierName": "indexCreate"
                                  },
                                  "name": "indexCreate"
                                },
                                "computed": false
                              },
                              "arguments": [
                                {
                                  "type": "Identifier",
                                  "start": 4372,
                                  "end": 4381,
                                  "loc": {
                                    "start": {
                                      "line": 195,
                                      "column": 17
                                    },
                                    "end": {
                                      "line": 195,
                                      "column": 26
                                    },
                                    "identifierName": "indexName"
                                  },
                                  "name": "indexName"
                                },
                                {
                                  "type": "SpreadElement",
                                  "start": 4383,
                                  "end": 4404,
                                  "loc": {
                                    "start": {
                                      "line": 195,
                                      "column": 28
                                    },
                                    "end": {
                                      "line": 195,
                                      "column": 49
                                    }
                                  },
                                  "argument": {
                                    "type": "Identifier",
                                    "start": 4386,
                                    "end": 4404,
                                    "loc": {
                                      "start": {
                                        "line": 195,
                                        "column": 31
                                      },
                                      "end": {
                                        "line": 195,
                                        "column": 49
                                      },
                                      "identifierName": "indexCreateOptions"
                                    },
                                    "name": "indexCreateOptions"
                                  }
                                }
                              ]
                            },
                            "property": {
                              "type": "Identifier",
                              "start": 4411,
                              "end": 4414,
                              "loc": {
                                "start": {
                                  "line": 196,
                                  "column": 5
                                },
                                "end": {
                                  "line": 196,
                                  "column": 8
                                },
                                "identifierName": "run"
                              },
                              "name": "run"
                            },
                            "computed": false
                          },
                          "arguments": [
                            {
                              "type": "Identifier",
                              "start": 4415,
                              "end": 4419,
                              "loc": {
                                "start": {
                                  "line": 196,
                                  "column": 9
                                },
                                "end": {
                                  "line": 196,
                                  "column": 13
                                },
                                "identifierName": "conn"
                              },
                              "name": "conn"
                            }
                          ]
                        },
                        "property": {
                          "type": "Identifier",
                          "start": 4426,
                          "end": 4430,
                          "loc": {
                            "start": {
                              "line": 197,
                              "column": 5
                            },
                            "end": {
                              "line": 197,
                              "column": 9
                            },
                            "identifierName": "then"
                          },
                          "name": "then"
                        },
                        "computed": false
                      },
                      "arguments": [
                        {
                          "type": "ArrowFunctionExpression",
                          "start": 4431,
                          "end": 4550,
                          "loc": {
                            "start": {
                              "line": 197,
                              "column": 10
                            },
                            "end": {
                              "line": 200,
                              "column": 5
                            }
                          },
                          "returnType": {
                            "type": "TypeAnnotation",
                            "start": 4433,
                            "end": 4442,
                            "loc": {
                              "start": {
                                "line": 197,
                                "column": 12
                              },
                              "end": {
                                "line": 197,
                                "column": 21
                              }
                            },
                            "typeAnnotation": {
                              "type": "BooleanTypeAnnotation",
                              "start": 4435,
                              "end": 4442,
                              "loc": {
                                "start": {
                                  "line": 197,
                                  "column": 14
                                },
                                "end": {
                                  "line": 197,
                                  "column": 21
                                }
                              }
                            }
                          },
                          "id": null,
                          "generator": false,
                          "expression": false,
                          "async": false,
                          "params": [],
                          "body": {
                            "type": "BlockStatement",
                            "start": 4446,
                            "end": 4550,
                            "loc": {
                              "start": {
                                "line": 197,
                                "column": 25
                              },
                              "end": {
                                "line": 200,
                                "column": 5
                              }
                            },
                            "body": [
                              {
                                "type": "LabeledStatement",
                                "start": 4454,
                                "end": 4525,
                                "loc": {
                                  "start": {
                                    "line": 198,
                                    "column": 6
                                  },
                                  "end": {
                                    "line": 198,
                                    "column": 77
                                  }
                                },
                                "body": {
                                  "type": "ExpressionStatement",
                                  "start": 4461,
                                  "end": 4525,
                                  "loc": {
                                    "start": {
                                      "line": 198,
                                      "column": 13
                                    },
                                    "end": {
                                      "line": 198,
                                      "column": 77
                                    }
                                  },
                                  "expression": {
                                    "type": "TemplateLiteral",
                                    "start": 4461,
                                    "end": 4524,
                                    "loc": {
                                      "start": {
                                        "line": 198,
                                        "column": 13
                                      },
                                      "end": {
                                        "line": 198,
                                        "column": 76
                                      }
                                    },
                                    "expressions": [
                                      {
                                        "type": "Identifier",
                                        "start": 4480,
                                        "end": 4489,
                                        "loc": {
                                          "start": {
                                            "line": 198,
                                            "column": 32
                                          },
                                          "end": {
                                            "line": 198,
                                            "column": 41
                                          },
                                          "identifierName": "indexName"
                                        },
                                        "name": "indexName"
                                      },
                                      {
                                        "type": "Identifier",
                                        "start": 4512,
                                        "end": 4521,
                                        "loc": {
                                          "start": {
                                            "line": 198,
                                            "column": 64
                                          },
                                          "end": {
                                            "line": 198,
                                            "column": 73
                                          },
                                          "identifierName": "tableName"
                                        },
                                        "name": "tableName"
                                      }
                                    ],
                                    "quasis": [
                                      {
                                        "type": "TemplateElement",
                                        "start": 4462,
                                        "end": 4477,
                                        "loc": {
                                          "start": {
                                            "line": 198,
                                            "column": 14
                                          },
                                          "end": {
                                            "line": 198,
                                            "column": 29
                                          }
                                        },
                                        "value": {
                                          "raw": "ensuring index ",
                                          "cooked": "ensuring index "
                                        },
                                        "tail": false
                                      },
                                      {
                                        "type": "TemplateElement",
                                        "start": 4491,
                                        "end": 4509,
                                        "loc": {
                                          "start": {
                                            "line": 198,
                                            "column": 43
                                          },
                                          "end": {
                                            "line": 198,
                                            "column": 61
                                          }
                                        },
                                        "value": {
                                          "raw": " CREATED on table ",
                                          "cooked": " CREATED on table "
                                        },
                                        "tail": false
                                      },
                                      {
                                        "type": "TemplateElement",
                                        "start": 4523,
                                        "end": 4523,
                                        "loc": {
                                          "start": {
                                            "line": 198,
                                            "column": 75
                                          },
                                          "end": {
                                            "line": 198,
                                            "column": 75
                                          }
                                        },
                                        "value": {
                                          "raw": "",
                                          "cooked": ""
                                        },
                                        "tail": true
                                      }
                                    ]
                                  }
                                },
                                "label": {
                                  "type": "Identifier",
                                  "start": 4454,
                                  "end": 4459,
                                  "loc": {
                                    "start": {
                                      "line": 198,
                                      "column": 6
                                    },
                                    "end": {
                                      "line": 198,
                                      "column": 11
                                    },
                                    "identifierName": "debug"
                                  },
                                  "name": "debug"
                                }
                              },
                              {
                                "type": "ReturnStatement",
                                "start": 4532,
                                "end": 4544,
                                "loc": {
                                  "start": {
                                    "line": 199,
                                    "column": 6
                                  },
                                  "end": {
                                    "line": 199,
                                    "column": 18
                                  }
                                },
                                "argument": {
                                  "type": "BooleanLiteral",
                                  "start": 4539,
                                  "end": 4543,
                                  "loc": {
                                    "start": {
                                      "line": 199,
                                      "column": 13
                                    },
                                    "end": {
                                      "line": 199,
                                      "column": 17
                                    }
                                  },
                                  "value": true
                                }
                              }
                            ],
                            "directives": []
                          }
                        }
                      ]
                    },
                    "property": {
                      "type": "Identifier",
                      "start": 4557,
                      "end": 4562,
                      "loc": {
                        "start": {
                          "line": 201,
                          "column": 5
                        },
                        "end": {
                          "line": 201,
                          "column": 10
                        },
                        "identifierName": "catch"
                      },
                      "name": "catch"
                    },
                    "computed": false
                  },
                  "arguments": [
                    {
                      "type": "ArrowFunctionExpression",
                      "start": 4563,
                      "end": 4780,
                      "loc": {
                        "start": {
                          "line": 201,
                          "column": 11
                        },
                        "end": {
                          "line": 207,
                          "column": 5
                        }
                      },
                      "id": null,
                      "generator": false,
                      "expression": false,
                      "async": false,
                      "params": [
                        {
                          "type": "Identifier",
                          "start": 4564,
                          "end": 4576,
                          "loc": {
                            "start": {
                              "line": 201,
                              "column": 12
                            },
                            "end": {
                              "line": 201,
                              "column": 24
                            },
                            "identifierName": "error"
                          },
                          "name": "error",
                          "typeAnnotation": {
                            "type": "TypeAnnotation",
                            "start": 4569,
                            "end": 4576,
                            "loc": {
                              "start": {
                                "line": 201,
                                "column": 17
                              },
                              "end": {
                                "line": 201,
                                "column": 24
                              }
                            },
                            "typeAnnotation": {
                              "type": "GenericTypeAnnotation",
                              "start": 4571,
                              "end": 4576,
                              "loc": {
                                "start": {
                                  "line": 201,
                                  "column": 19
                                },
                                "end": {
                                  "line": 201,
                                  "column": 24
                                }
                              },
                              "typeParameters": null,
                              "id": {
                                "type": "Identifier",
                                "start": 4571,
                                "end": 4576,
                                "loc": {
                                  "start": {
                                    "line": 201,
                                    "column": 19
                                  },
                                  "end": {
                                    "line": 201,
                                    "column": 24
                                  },
                                  "identifierName": "Error"
                                },
                                "name": "Error"
                              }
                            }
                          }
                        }
                      ],
                      "body": {
                        "type": "BlockStatement",
                        "start": 4581,
                        "end": 4780,
                        "loc": {
                          "start": {
                            "line": 201,
                            "column": 29
                          },
                          "end": {
                            "line": 207,
                            "column": 5
                          }
                        },
                        "body": [
                          {
                            "type": "IfStatement",
                            "start": 4589,
                            "end": 4755,
                            "loc": {
                              "start": {
                                "line": 202,
                                "column": 6
                              },
                              "end": {
                                "line": 205,
                                "column": 7
                              }
                            },
                            "test": {
                              "type": "CallExpression",
                              "start": 4593,
                              "end": 4642,
                              "loc": {
                                "start": {
                                  "line": 202,
                                  "column": 10
                                },
                                "end": {
                                  "line": 202,
                                  "column": 59
                                }
                              },
                              "callee": {
                                "type": "MemberExpression",
                                "start": 4593,
                                "end": 4612,
                                "loc": {
                                  "start": {
                                    "line": 202,
                                    "column": 10
                                  },
                                  "end": {
                                    "line": 202,
                                    "column": 29
                                  }
                                },
                                "object": {
                                  "type": "MemberExpression",
                                  "start": 4593,
                                  "end": 4606,
                                  "loc": {
                                    "start": {
                                      "line": 202,
                                      "column": 10
                                    },
                                    "end": {
                                      "line": 202,
                                      "column": 23
                                    }
                                  },
                                  "object": {
                                    "type": "Identifier",
                                    "start": 4593,
                                    "end": 4598,
                                    "loc": {
                                      "start": {
                                        "line": 202,
                                        "column": 10
                                      },
                                      "end": {
                                        "line": 202,
                                        "column": 15
                                      },
                                      "identifierName": "error"
                                    },
                                    "name": "error"
                                  },
                                  "property": {
                                    "type": "Identifier",
                                    "start": 4599,
                                    "end": 4606,
                                    "loc": {
                                      "start": {
                                        "line": 202,
                                        "column": 16
                                      },
                                      "end": {
                                        "line": 202,
                                        "column": 23
                                      },
                                      "identifierName": "message"
                                    },
                                    "name": "message"
                                  },
                                  "computed": false
                                },
                                "property": {
                                  "type": "Identifier",
                                  "start": 4607,
                                  "end": 4612,
                                  "loc": {
                                    "start": {
                                      "line": 202,
                                      "column": 24
                                    },
                                    "end": {
                                      "line": 202,
                                      "column": 29
                                    },
                                    "identifierName": "match"
                                  },
                                  "name": "match"
                                },
                                "computed": false
                              },
                              "arguments": [
                                {
                                  "type": "RegExpLiteral",
                                  "start": 4613,
                                  "end": 4641,
                                  "loc": {
                                    "start": {
                                      "line": 202,
                                      "column": 30
                                    },
                                    "end": {
                                      "line": 202,
                                      "column": 58
                                    }
                                  },
                                  "extra": {
                                    "raw": "/Index\\ .*\\ already\\ exists/"
                                  },
                                  "pattern": "Index\\ .*\\ already\\ exists",
                                  "flags": ""
                                }
                              ]
                            },
                            "consequent": {
                              "type": "BlockStatement",
                              "start": 4644,
                              "end": 4755,
                              "loc": {
                                "start": {
                                  "line": 202,
                                  "column": 61
                                },
                                "end": {
                                  "line": 205,
                                  "column": 7
                                }
                              },
                              "body": [
                                {
                                  "type": "LabeledStatement",
                                  "start": 4654,
                                  "end": 4725,
                                  "loc": {
                                    "start": {
                                      "line": 203,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 203,
                                      "column": 79
                                    }
                                  },
                                  "body": {
                                    "type": "ExpressionStatement",
                                    "start": 4661,
                                    "end": 4725,
                                    "loc": {
                                      "start": {
                                        "line": 203,
                                        "column": 15
                                      },
                                      "end": {
                                        "line": 203,
                                        "column": 79
                                      }
                                    },
                                    "expression": {
                                      "type": "TemplateLiteral",
                                      "start": 4661,
                                      "end": 4724,
                                      "loc": {
                                        "start": {
                                          "line": 203,
                                          "column": 15
                                        },
                                        "end": {
                                          "line": 203,
                                          "column": 78
                                        }
                                      },
                                      "expressions": [
                                        {
                                          "type": "Identifier",
                                          "start": 4680,
                                          "end": 4689,
                                          "loc": {
                                            "start": {
                                              "line": 203,
                                              "column": 34
                                            },
                                            "end": {
                                              "line": 203,
                                              "column": 43
                                            },
                                            "identifierName": "indexName"
                                          },
                                          "name": "indexName"
                                        },
                                        {
                                          "type": "Identifier",
                                          "start": 4712,
                                          "end": 4721,
                                          "loc": {
                                            "start": {
                                              "line": 203,
                                              "column": 66
                                            },
                                            "end": {
                                              "line": 203,
                                              "column": 75
                                            },
                                            "identifierName": "tableName"
                                          },
                                          "name": "tableName"
                                        }
                                      ],
                                      "quasis": [
                                        {
                                          "type": "TemplateElement",
                                          "start": 4662,
                                          "end": 4677,
                                          "loc": {
                                            "start": {
                                              "line": 203,
                                              "column": 16
                                            },
                                            "end": {
                                              "line": 203,
                                              "column": 31
                                            }
                                          },
                                          "value": {
                                            "raw": "ensuring index ",
                                            "cooked": "ensuring index "
                                          },
                                          "tail": false
                                        },
                                        {
                                          "type": "TemplateElement",
                                          "start": 4691,
                                          "end": 4709,
                                          "loc": {
                                            "start": {
                                              "line": 203,
                                              "column": 45
                                            },
                                            "end": {
                                              "line": 203,
                                              "column": 63
                                            }
                                          },
                                          "value": {
                                            "raw": " EXISTED on table ",
                                            "cooked": " EXISTED on table "
                                          },
                                          "tail": false
                                        },
                                        {
                                          "type": "TemplateElement",
                                          "start": 4723,
                                          "end": 4723,
                                          "loc": {
                                            "start": {
                                              "line": 203,
                                              "column": 77
                                            },
                                            "end": {
                                              "line": 203,
                                              "column": 77
                                            }
                                          },
                                          "value": {
                                            "raw": "",
                                            "cooked": ""
                                          },
                                          "tail": true
                                        }
                                      ]
                                    }
                                  },
                                  "label": {
                                    "type": "Identifier",
                                    "start": 4654,
                                    "end": 4659,
                                    "loc": {
                                      "start": {
                                        "line": 203,
                                        "column": 8
                                      },
                                      "end": {
                                        "line": 203,
                                        "column": 13
                                      },
                                      "identifierName": "debug"
                                    },
                                    "name": "debug"
                                  }
                                },
                                {
                                  "type": "ReturnStatement",
                                  "start": 4734,
                                  "end": 4747,
                                  "loc": {
                                    "start": {
                                      "line": 204,
                                      "column": 8
                                    },
                                    "end": {
                                      "line": 204,
                                      "column": 21
                                    }
                                  },
                                  "argument": {
                                    "type": "BooleanLiteral",
                                    "start": 4741,
                                    "end": 4746,
                                    "loc": {
                                      "start": {
                                        "line": 204,
                                        "column": 15
                                      },
                                      "end": {
                                        "line": 204,
                                        "column": 20
                                      }
                                    },
                                    "value": false
                                  }
                                }
                              ],
                              "directives": []
                            },
                            "alternate": null
                          },
                          {
                            "type": "ThrowStatement",
                            "start": 4762,
                            "end": 4774,
                            "loc": {
                              "start": {
                                "line": 206,
                                "column": 6
                              },
                              "end": {
                                "line": 206,
                                "column": 18
                              }
                            },
                            "argument": {
                              "type": "Identifier",
                              "start": 4768,
                              "end": 4773,
                              "loc": {
                                "start": {
                                  "line": 206,
                                  "column": 12
                                },
                                "end": {
                                  "line": 206,
                                  "column": 17
                                },
                                "identifierName": "error"
                              },
                              "name": "error"
                            }
                          }
                        ],
                        "directives": []
                      }
                    }
                  ]
                }
              }
            ],
            "directives": [],
            "trailingComments": null
          },
          "leadingComments": [
            {
              "type": "CommentLine",
              "value": " .ensureTable",
              "start": 3852,
              "end": 3867,
              "loc": {
                "start": {
                  "line": 174,
                  "column": 2
                },
                "end": {
                  "line": 174,
                  "column": 17
                }
              }
            },
            {
              "type": "CommentBlock",
              "value": "*\n* ensure that an index exists on a table, creating if necessary.\n* \n* returns `Promise<boolean>` that resolved `true` if the index was created\n* and `false` if it was already there.\n",
              "start": 3869,
              "end": 4057,
              "loc": {
                "start": {
                  "line": 176,
                  "column": 0
                },
                "end": {
                  "line": 181,
                  "column": 2
                }
              }
            }
          ],
          "trailingComments": [
            {
              "type": "CommentLine",
              "value": " .ensureIndex",
              "start": 4785,
              "end": 4800,
              "loc": {
                "start": {
                  "line": 208,
                  "column": 2
                },
                "end": {
                  "line": 208,
                  "column": 17
                }
              }
            }
          ]
        },
        "leadingComments": [
          {
            "type": "CommentLine",
            "value": " .ensureTable",
            "start": 3852,
            "end": 3867,
            "loc": {
              "start": {
                "line": 174,
                "column": 2
              },
              "end": {
                "line": 174,
                "column": 17
              }
            }
          },
          {
            "type": "CommentBlock",
            "value": "*\n* ensure that an index exists on a table, creating if necessary.\n* \n* returns `Promise<boolean>` that resolved `true` if the index was created\n* and `false` if it was already there.\n",
            "start": 3869,
            "end": 4057,
            "loc": {
              "start": {
                "line": 176,
                "column": 0
              },
              "end": {
                "line": 181,
                "column": 2
              }
            }
          }
        ],
        "trailingComments": [
          {
            "type": "CommentLine",
            "value": " .ensureIndex",
            "start": 4785,
            "end": 4800,
            "loc": {
              "start": {
                "line": 208,
                "column": 2
              },
              "end": {
                "line": 208,
                "column": 17
              }
            }
          }
        ],
        "exportKind": "value"
      }
    ],
    "directives": []
  },
  "comments": [
    {
      "type": "CommentBlock",
      "value": "*\n* utilities, many of which operate against rethinkdb independent of \n* Supermodel constructs.\n",
      "start": 0,
      "end": 100,
      "loc": {
        "start": {
          "line": 1,
          "column": 0
        },
        "end": {
          "line": 4,
          "column": 2
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " @flow",
      "start": 102,
      "end": 110,
      "loc": {
        "start": {
          "line": 6,
          "column": 0
        },
        "end": {
          "line": 6,
          "column": 8
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " types",
      "start": 220,
      "end": 228,
      "loc": {
        "start": {
          "line": 13,
          "column": 0
        },
        "end": {
          "line": 13,
          "column": 8
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* attempt to connect to the database, re-scheduling an attempt with a back-off\n* timeout if it fails.\n* \n* wraps this all up in a Promise that resolved when the connection succeeds\n* or rejects when it runs out of attempts.\n",
      "start": 291,
      "end": 521,
      "loc": {
        "start": {
          "line": 19,
          "column": 0
        },
        "end": {
          "line": 25,
          "column": 2
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .attemptToConnect",
      "start": 1938,
      "end": 1958,
      "loc": {
        "start": {
          "line": 87,
          "column": 2
        },
        "end": {
          "line": 87,
          "column": 22
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* connect to the db, using `.attemptToConnect` internally.\n*\n* by default will continue to try connecting every `timeout` milliseconds\n* (default 1000ms = 1s).\n",
      "start": 1960,
      "end": 2126,
      "loc": {
        "start": {
          "line": 89,
          "column": 0
        },
        "end": {
          "line": 94,
          "column": 2
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .connect",
      "start": 2679,
      "end": 2690,
      "loc": {
        "start": {
          "line": 126,
          "column": 2
        },
        "end": {
          "line": 126,
          "column": 13
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* makes sure a db exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the db was created.\n",
      "start": 2692,
      "end": 2860,
      "loc": {
        "start": {
          "line": 128,
          "column": 0
        },
        "end": {
          "line": 133,
          "column": 2
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .ensureDB",
      "start": 3335,
      "end": 3347,
      "loc": {
        "start": {
          "line": 153,
          "column": 2
        },
        "end": {
          "line": 153,
          "column": 14
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* makes sure a table exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the table was created.\n",
      "start": 3349,
      "end": 3523,
      "loc": {
        "start": {
          "line": 155,
          "column": 0
        },
        "end": {
          "line": 160,
          "column": 2
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .ensureTable",
      "start": 3852,
      "end": 3867,
      "loc": {
        "start": {
          "line": 174,
          "column": 2
        },
        "end": {
          "line": 174,
          "column": 17
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* ensure that an index exists on a table, creating if necessary.\n* \n* returns `Promise<boolean>` that resolved `true` if the index was created\n* and `false` if it was already there.\n",
      "start": 3869,
      "end": 4057,
      "loc": {
        "start": {
          "line": 176,
          "column": 0
        },
        "end": {
          "line": 181,
          "column": 2
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .ensureIndex",
      "start": 4785,
      "end": 4800,
      "loc": {
        "start": {
          "line": 208,
          "column": 2
        },
        "end": {
          "line": 208,
          "column": 17
        }
      }
    }
  ],
  "tokens": [
    {
      "type": "CommentBlock",
      "value": "*\n* utilities, many of which operate against rethinkdb independent of \n* Supermodel constructs.\n",
      "start": 0,
      "end": 100,
      "loc": {
        "start": {
          "line": 1,
          "column": 0
        },
        "end": {
          "line": 4,
          "column": 2
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " @flow",
      "start": 102,
      "end": 110,
      "loc": {
        "start": {
          "line": 6,
          "column": 0
        },
        "end": {
          "line": 6,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "import",
        "keyword": "import",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "import",
      "start": 112,
      "end": 118,
      "loc": {
        "start": {
          "line": 8,
          "column": 0
        },
        "end": {
          "line": 8,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "uuid",
      "start": 119,
      "end": 123,
      "loc": {
        "start": {
          "line": 8,
          "column": 7
        },
        "end": {
          "line": 8,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "from",
      "start": 124,
      "end": 128,
      "loc": {
        "start": {
          "line": 8,
          "column": 12
        },
        "end": {
          "line": 8,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "string",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "uuid",
      "start": 129,
      "end": 135,
      "loc": {
        "start": {
          "line": 8,
          "column": 17
        },
        "end": {
          "line": 8,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 135,
      "end": 136,
      "loc": {
        "start": {
          "line": 8,
          "column": 23
        },
        "end": {
          "line": 8,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "import",
        "keyword": "import",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "import",
      "start": 137,
      "end": 143,
      "loc": {
        "start": {
          "line": 9,
          "column": 0
        },
        "end": {
          "line": 9,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "*",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 10,
        "updateContext": null
      },
      "value": "*",
      "start": 144,
      "end": 145,
      "loc": {
        "start": {
          "line": 9,
          "column": 7
        },
        "end": {
          "line": 9,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "as",
      "start": 146,
      "end": 148,
      "loc": {
        "start": {
          "line": 9,
          "column": 9
        },
        "end": {
          "line": 9,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "nrser",
      "start": 149,
      "end": 154,
      "loc": {
        "start": {
          "line": 9,
          "column": 12
        },
        "end": {
          "line": 9,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "from",
      "start": 155,
      "end": 159,
      "loc": {
        "start": {
          "line": 9,
          "column": 18
        },
        "end": {
          "line": 9,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "string",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "nrser",
      "start": 160,
      "end": 167,
      "loc": {
        "start": {
          "line": 9,
          "column": 23
        },
        "end": {
          "line": 9,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 167,
      "end": 168,
      "loc": {
        "start": {
          "line": 9,
          "column": 30
        },
        "end": {
          "line": 9,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "const",
        "keyword": "const",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "const",
      "start": 169,
      "end": 174,
      "loc": {
        "start": {
          "line": 10,
          "column": 0
        },
        "end": {
          "line": 10,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "_",
      "start": 175,
      "end": 176,
      "loc": {
        "start": {
          "line": 10,
          "column": 6
        },
        "end": {
          "line": 10,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "=",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": true,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "=",
      "start": 177,
      "end": 178,
      "loc": {
        "start": {
          "line": 10,
          "column": 8
        },
        "end": {
          "line": 10,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "nrser",
      "start": 179,
      "end": 184,
      "loc": {
        "start": {
          "line": 10,
          "column": 10
        },
        "end": {
          "line": 10,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 184,
      "end": 185,
      "loc": {
        "start": {
          "line": 10,
          "column": 15
        },
        "end": {
          "line": 10,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "_",
      "start": 185,
      "end": 186,
      "loc": {
        "start": {
          "line": 10,
          "column": 16
        },
        "end": {
          "line": 10,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 186,
      "end": 187,
      "loc": {
        "start": {
          "line": 10,
          "column": 17
        },
        "end": {
          "line": 10,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "const",
        "keyword": "const",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "const",
      "start": 188,
      "end": 193,
      "loc": {
        "start": {
          "line": 11,
          "column": 0
        },
        "end": {
          "line": 11,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Promise",
      "start": 194,
      "end": 201,
      "loc": {
        "start": {
          "line": 11,
          "column": 6
        },
        "end": {
          "line": 11,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": "=",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": true,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "=",
      "start": 202,
      "end": 203,
      "loc": {
        "start": {
          "line": 11,
          "column": 14
        },
        "end": {
          "line": 11,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "nrser",
      "start": 204,
      "end": 209,
      "loc": {
        "start": {
          "line": 11,
          "column": 16
        },
        "end": {
          "line": 11,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 209,
      "end": 210,
      "loc": {
        "start": {
          "line": 11,
          "column": 21
        },
        "end": {
          "line": 11,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Promise",
      "start": 210,
      "end": 217,
      "loc": {
        "start": {
          "line": 11,
          "column": 22
        },
        "end": {
          "line": 11,
          "column": 29
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 217,
      "end": 218,
      "loc": {
        "start": {
          "line": 11,
          "column": 29
        },
        "end": {
          "line": 11,
          "column": 30
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " types",
      "start": 220,
      "end": 228,
      "loc": {
        "start": {
          "line": 13,
          "column": 0
        },
        "end": {
          "line": 13,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "import",
        "keyword": "import",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "import",
      "start": 229,
      "end": 235,
      "loc": {
        "start": {
          "line": 14,
          "column": 0
        },
        "end": {
          "line": 14,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "type",
      "start": 236,
      "end": 240,
      "loc": {
        "start": {
          "line": 14,
          "column": 7
        },
        "end": {
          "line": 14,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 241,
      "end": 242,
      "loc": {
        "start": {
          "line": 14,
          "column": 12
        },
        "end": {
          "line": 14,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IRethinkDB",
      "start": 245,
      "end": 255,
      "loc": {
        "start": {
          "line": 15,
          "column": 2
        },
        "end": {
          "line": 15,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 255,
      "end": 256,
      "loc": {
        "start": {
          "line": 15,
          "column": 12
        },
        "end": {
          "line": 15,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IConnection",
      "start": 259,
      "end": 270,
      "loc": {
        "start": {
          "line": 16,
          "column": 2
        },
        "end": {
          "line": 16,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 270,
      "end": 271,
      "loc": {
        "start": {
          "line": 16,
          "column": 13
        },
        "end": {
          "line": 16,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 272,
      "end": 273,
      "loc": {
        "start": {
          "line": 17,
          "column": 0
        },
        "end": {
          "line": 17,
          "column": 1
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "from",
      "start": 274,
      "end": 278,
      "loc": {
        "start": {
          "line": 17,
          "column": 2
        },
        "end": {
          "line": 17,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "string",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "./types",
      "start": 279,
      "end": 288,
      "loc": {
        "start": {
          "line": 17,
          "column": 7
        },
        "end": {
          "line": 17,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 288,
      "end": 289,
      "loc": {
        "start": {
          "line": 17,
          "column": 16
        },
        "end": {
          "line": 17,
          "column": 17
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* attempt to connect to the database, re-scheduling an attempt with a back-off\n* timeout if it fails.\n* \n* wraps this all up in a Promise that resolved when the connection succeeds\n* or rejects when it runs out of attempts.\n",
      "start": 291,
      "end": 521,
      "loc": {
        "start": {
          "line": 19,
          "column": 0
        },
        "end": {
          "line": 25,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "function",
        "keyword": "function",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "function",
      "start": 522,
      "end": 530,
      "loc": {
        "start": {
          "line": 26,
          "column": 0
        },
        "end": {
          "line": 26,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptToConnect",
      "start": 531,
      "end": 547,
      "loc": {
        "start": {
          "line": 26,
          "column": 9
        },
        "end": {
          "line": 26,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 547,
      "end": 548,
      "loc": {
        "start": {
          "line": 26,
          "column": 25
        },
        "end": {
          "line": 26,
          "column": 26
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 551,
      "end": 552,
      "loc": {
        "start": {
          "line": 27,
          "column": 2
        },
        "end": {
          "line": 27,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 552,
      "end": 553,
      "loc": {
        "start": {
          "line": 27,
          "column": 3
        },
        "end": {
          "line": 27,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IRethinkDb",
      "start": 554,
      "end": 564,
      "loc": {
        "start": {
          "line": 27,
          "column": 5
        },
        "end": {
          "line": 27,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 564,
      "end": 565,
      "loc": {
        "start": {
          "line": 27,
          "column": 15
        },
        "end": {
          "line": 27,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 568,
      "end": 569,
      "loc": {
        "start": {
          "line": 28,
          "column": 2
        },
        "end": {
          "line": 28,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "resolve",
      "start": 574,
      "end": 581,
      "loc": {
        "start": {
          "line": 29,
          "column": 4
        },
        "end": {
          "line": 29,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 581,
      "end": 582,
      "loc": {
        "start": {
          "line": 29,
          "column": 11
        },
        "end": {
          "line": 29,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "reject",
      "start": 587,
      "end": 593,
      "loc": {
        "start": {
          "line": 30,
          "column": 4
        },
        "end": {
          "line": 30,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 593,
      "end": 594,
      "loc": {
        "start": {
          "line": 30,
          "column": 10
        },
        "end": {
          "line": 30,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "host",
      "start": 599,
      "end": 603,
      "loc": {
        "start": {
          "line": 31,
          "column": 4
        },
        "end": {
          "line": 31,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 603,
      "end": 604,
      "loc": {
        "start": {
          "line": 31,
          "column": 8
        },
        "end": {
          "line": 31,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "port",
      "start": 609,
      "end": 613,
      "loc": {
        "start": {
          "line": 32,
          "column": 4
        },
        "end": {
          "line": 32,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 613,
      "end": 614,
      "loc": {
        "start": {
          "line": 32,
          "column": 8
        },
        "end": {
          "line": 32,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "db",
      "start": 619,
      "end": 621,
      "loc": {
        "start": {
          "line": 33,
          "column": 4
        },
        "end": {
          "line": 33,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 621,
      "end": 622,
      "loc": {
        "start": {
          "line": 33,
          "column": 6
        },
        "end": {
          "line": 33,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 627,
      "end": 640,
      "loc": {
        "start": {
          "line": 34,
          "column": 4
        },
        "end": {
          "line": 34,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 640,
      "end": 641,
      "loc": {
        "start": {
          "line": 34,
          "column": 17
        },
        "end": {
          "line": 34,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxAttempts",
      "start": 646,
      "end": 657,
      "loc": {
        "start": {
          "line": 35,
          "column": 4
        },
        "end": {
          "line": 35,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 657,
      "end": 658,
      "loc": {
        "start": {
          "line": 35,
          "column": 15
        },
        "end": {
          "line": 35,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "baseTimeout",
      "start": 663,
      "end": 674,
      "loc": {
        "start": {
          "line": 36,
          "column": 4
        },
        "end": {
          "line": 36,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 674,
      "end": 675,
      "loc": {
        "start": {
          "line": 36,
          "column": 15
        },
        "end": {
          "line": 36,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxTimeout",
      "start": 680,
      "end": 690,
      "loc": {
        "start": {
          "line": 37,
          "column": 4
        },
        "end": {
          "line": 37,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 690,
      "end": 691,
      "loc": {
        "start": {
          "line": 37,
          "column": 14
        },
        "end": {
          "line": 37,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 694,
      "end": 695,
      "loc": {
        "start": {
          "line": 38,
          "column": 2
        },
        "end": {
          "line": 38,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 695,
      "end": 696,
      "loc": {
        "start": {
          "line": 38,
          "column": 3
        },
        "end": {
          "line": 38,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 697,
      "end": 698,
      "loc": {
        "start": {
          "line": 38,
          "column": 5
        },
        "end": {
          "line": 38,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "resolve",
      "start": 703,
      "end": 710,
      "loc": {
        "start": {
          "line": 39,
          "column": 4
        },
        "end": {
          "line": 39,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 710,
      "end": 711,
      "loc": {
        "start": {
          "line": 39,
          "column": 11
        },
        "end": {
          "line": 39,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Function",
      "start": 712,
      "end": 720,
      "loc": {
        "start": {
          "line": 39,
          "column": 13
        },
        "end": {
          "line": 39,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 720,
      "end": 721,
      "loc": {
        "start": {
          "line": 39,
          "column": 21
        },
        "end": {
          "line": 39,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "reject",
      "start": 726,
      "end": 732,
      "loc": {
        "start": {
          "line": 40,
          "column": 4
        },
        "end": {
          "line": 40,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 732,
      "end": 733,
      "loc": {
        "start": {
          "line": 40,
          "column": 10
        },
        "end": {
          "line": 40,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Function",
      "start": 734,
      "end": 742,
      "loc": {
        "start": {
          "line": 40,
          "column": 12
        },
        "end": {
          "line": 40,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 742,
      "end": 743,
      "loc": {
        "start": {
          "line": 40,
          "column": 20
        },
        "end": {
          "line": 40,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "host",
      "start": 748,
      "end": 752,
      "loc": {
        "start": {
          "line": 41,
          "column": 4
        },
        "end": {
          "line": 41,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 752,
      "end": 753,
      "loc": {
        "start": {
          "line": 41,
          "column": 8
        },
        "end": {
          "line": 41,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "string",
      "start": 754,
      "end": 760,
      "loc": {
        "start": {
          "line": 41,
          "column": 10
        },
        "end": {
          "line": 41,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 760,
      "end": 761,
      "loc": {
        "start": {
          "line": 41,
          "column": 16
        },
        "end": {
          "line": 41,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "port",
      "start": 766,
      "end": 770,
      "loc": {
        "start": {
          "line": 42,
          "column": 4
        },
        "end": {
          "line": 42,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 770,
      "end": 771,
      "loc": {
        "start": {
          "line": 42,
          "column": 8
        },
        "end": {
          "line": 42,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 772,
      "end": 778,
      "loc": {
        "start": {
          "line": 42,
          "column": 10
        },
        "end": {
          "line": 42,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 778,
      "end": 779,
      "loc": {
        "start": {
          "line": 42,
          "column": 16
        },
        "end": {
          "line": 42,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "db",
      "start": 784,
      "end": 786,
      "loc": {
        "start": {
          "line": 43,
          "column": 4
        },
        "end": {
          "line": 43,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 786,
      "end": 787,
      "loc": {
        "start": {
          "line": 43,
          "column": 6
        },
        "end": {
          "line": 43,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "string",
      "start": 788,
      "end": 794,
      "loc": {
        "start": {
          "line": 43,
          "column": 8
        },
        "end": {
          "line": 43,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 794,
      "end": 795,
      "loc": {
        "start": {
          "line": 43,
          "column": 14
        },
        "end": {
          "line": 43,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 800,
      "end": 813,
      "loc": {
        "start": {
          "line": 44,
          "column": 4
        },
        "end": {
          "line": 44,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 813,
      "end": 814,
      "loc": {
        "start": {
          "line": 44,
          "column": 17
        },
        "end": {
          "line": 44,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 815,
      "end": 821,
      "loc": {
        "start": {
          "line": 44,
          "column": 19
        },
        "end": {
          "line": 44,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 821,
      "end": 822,
      "loc": {
        "start": {
          "line": 44,
          "column": 25
        },
        "end": {
          "line": 44,
          "column": 26
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxAttempts",
      "start": 827,
      "end": 838,
      "loc": {
        "start": {
          "line": 45,
          "column": 4
        },
        "end": {
          "line": 45,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 838,
      "end": 839,
      "loc": {
        "start": {
          "line": 45,
          "column": 15
        },
        "end": {
          "line": 45,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 840,
      "end": 846,
      "loc": {
        "start": {
          "line": 45,
          "column": 17
        },
        "end": {
          "line": 45,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 846,
      "end": 847,
      "loc": {
        "start": {
          "line": 45,
          "column": 23
        },
        "end": {
          "line": 45,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "baseTimeout",
      "start": 852,
      "end": 863,
      "loc": {
        "start": {
          "line": 46,
          "column": 4
        },
        "end": {
          "line": 46,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 863,
      "end": 864,
      "loc": {
        "start": {
          "line": 46,
          "column": 15
        },
        "end": {
          "line": 46,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 865,
      "end": 871,
      "loc": {
        "start": {
          "line": 46,
          "column": 17
        },
        "end": {
          "line": 46,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 871,
      "end": 872,
      "loc": {
        "start": {
          "line": 46,
          "column": 23
        },
        "end": {
          "line": 46,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxTimeout",
      "start": 877,
      "end": 887,
      "loc": {
        "start": {
          "line": 47,
          "column": 4
        },
        "end": {
          "line": 47,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 887,
      "end": 888,
      "loc": {
        "start": {
          "line": 47,
          "column": 14
        },
        "end": {
          "line": 47,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 889,
      "end": 895,
      "loc": {
        "start": {
          "line": 47,
          "column": 16
        },
        "end": {
          "line": 47,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 895,
      "end": 896,
      "loc": {
        "start": {
          "line": 47,
          "column": 22
        },
        "end": {
          "line": 47,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 899,
      "end": 900,
      "loc": {
        "start": {
          "line": 48,
          "column": 2
        },
        "end": {
          "line": 48,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 901,
      "end": 902,
      "loc": {
        "start": {
          "line": 49,
          "column": 0
        },
        "end": {
          "line": 49,
          "column": 1
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 902,
      "end": 903,
      "loc": {
        "start": {
          "line": 49,
          "column": 1
        },
        "end": {
          "line": 49,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Promise",
      "start": 904,
      "end": 911,
      "loc": {
        "start": {
          "line": 49,
          "column": 3
        },
        "end": {
          "line": 49,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": "<",
      "start": 911,
      "end": 912,
      "loc": {
        "start": {
          "line": 49,
          "column": 10
        },
        "end": {
          "line": 49,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IConnection",
      "start": 912,
      "end": 923,
      "loc": {
        "start": {
          "line": 49,
          "column": 11
        },
        "end": {
          "line": 49,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": ">",
      "start": 923,
      "end": 924,
      "loc": {
        "start": {
          "line": 49,
          "column": 22
        },
        "end": {
          "line": 49,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 925,
      "end": 926,
      "loc": {
        "start": {
          "line": 49,
          "column": 24
        },
        "end": {
          "line": 49,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "info",
      "start": 929,
      "end": 933,
      "loc": {
        "start": {
          "line": 50,
          "column": 2
        },
        "end": {
          "line": 50,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 933,
      "end": 934,
      "loc": {
        "start": {
          "line": 50,
          "column": 6
        },
        "end": {
          "line": 50,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 935,
      "end": 936,
      "loc": {
        "start": {
          "line": 50,
          "column": 8
        },
        "end": {
          "line": 50,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "attempt ",
      "start": 936,
      "end": 944,
      "loc": {
        "start": {
          "line": 50,
          "column": 9
        },
        "end": {
          "line": 50,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 944,
      "end": 946,
      "loc": {
        "start": {
          "line": 50,
          "column": 17
        },
        "end": {
          "line": 50,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 947,
      "end": 960,
      "loc": {
        "start": {
          "line": 50,
          "column": 20
        },
        "end": {
          "line": 50,
          "column": 33
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 961,
      "end": 962,
      "loc": {
        "start": {
          "line": 50,
          "column": 34
        },
        "end": {
          "line": 50,
          "column": 35
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": " to connect to db",
      "start": 962,
      "end": 979,
      "loc": {
        "start": {
          "line": 50,
          "column": 35
        },
        "end": {
          "line": 50,
          "column": 52
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 979,
      "end": 980,
      "loc": {
        "start": {
          "line": 50,
          "column": 52
        },
        "end": {
          "line": 50,
          "column": 53
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 980,
      "end": 981,
      "loc": {
        "start": {
          "line": 50,
          "column": 53
        },
        "end": {
          "line": 50,
          "column": 54
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 987,
      "end": 988,
      "loc": {
        "start": {
          "line": 52,
          "column": 2
        },
        "end": {
          "line": 52,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 988,
      "end": 989,
      "loc": {
        "start": {
          "line": 52,
          "column": 3
        },
        "end": {
          "line": 52,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "connect",
      "start": 989,
      "end": 996,
      "loc": {
        "start": {
          "line": 52,
          "column": 4
        },
        "end": {
          "line": 52,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 996,
      "end": 997,
      "loc": {
        "start": {
          "line": 52,
          "column": 11
        },
        "end": {
          "line": 52,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1002,
      "end": 1003,
      "loc": {
        "start": {
          "line": 53,
          "column": 4
        },
        "end": {
          "line": 53,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "host",
      "start": 1003,
      "end": 1007,
      "loc": {
        "start": {
          "line": 53,
          "column": 5
        },
        "end": {
          "line": 53,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1007,
      "end": 1008,
      "loc": {
        "start": {
          "line": 53,
          "column": 9
        },
        "end": {
          "line": 53,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "db",
      "start": 1009,
      "end": 1011,
      "loc": {
        "start": {
          "line": 53,
          "column": 11
        },
        "end": {
          "line": 53,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1011,
      "end": 1012,
      "loc": {
        "start": {
          "line": 53,
          "column": 13
        },
        "end": {
          "line": 53,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "port",
      "start": 1013,
      "end": 1017,
      "loc": {
        "start": {
          "line": 53,
          "column": 15
        },
        "end": {
          "line": 53,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1017,
      "end": 1018,
      "loc": {
        "start": {
          "line": 53,
          "column": 19
        },
        "end": {
          "line": 53,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1018,
      "end": 1019,
      "loc": {
        "start": {
          "line": 53,
          "column": 20
        },
        "end": {
          "line": 53,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1024,
      "end": 1025,
      "loc": {
        "start": {
          "line": 54,
          "column": 4
        },
        "end": {
          "line": 54,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 1025,
      "end": 1030,
      "loc": {
        "start": {
          "line": 54,
          "column": 5
        },
        "end": {
          "line": 54,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1030,
      "end": 1031,
      "loc": {
        "start": {
          "line": 54,
          "column": 10
        },
        "end": {
          "line": 54,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "?",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1032,
      "end": 1033,
      "loc": {
        "start": {
          "line": 54,
          "column": 12
        },
        "end": {
          "line": 54,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Error",
      "start": 1033,
      "end": 1038,
      "loc": {
        "start": {
          "line": 54,
          "column": 13
        },
        "end": {
          "line": 54,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1038,
      "end": 1039,
      "loc": {
        "start": {
          "line": 54,
          "column": 18
        },
        "end": {
          "line": 54,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "conn",
      "start": 1040,
      "end": 1044,
      "loc": {
        "start": {
          "line": 54,
          "column": 20
        },
        "end": {
          "line": 54,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1044,
      "end": 1045,
      "loc": {
        "start": {
          "line": 54,
          "column": 24
        },
        "end": {
          "line": 54,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "?",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1046,
      "end": 1047,
      "loc": {
        "start": {
          "line": 54,
          "column": 26
        },
        "end": {
          "line": 54,
          "column": 27
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IConnection",
      "start": 1047,
      "end": 1058,
      "loc": {
        "start": {
          "line": 54,
          "column": 27
        },
        "end": {
          "line": 54,
          "column": 38
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1058,
      "end": 1059,
      "loc": {
        "start": {
          "line": 54,
          "column": 38
        },
        "end": {
          "line": 54,
          "column": 39
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1059,
      "end": 1060,
      "loc": {
        "start": {
          "line": 54,
          "column": 39
        },
        "end": {
          "line": 54,
          "column": 40
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "void",
      "start": 1061,
      "end": 1065,
      "loc": {
        "start": {
          "line": 54,
          "column": 41
        },
        "end": {
          "line": 54,
          "column": 45
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1066,
      "end": 1068,
      "loc": {
        "start": {
          "line": 54,
          "column": 46
        },
        "end": {
          "line": 54,
          "column": 48
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1069,
      "end": 1070,
      "loc": {
        "start": {
          "line": 54,
          "column": 49
        },
        "end": {
          "line": 54,
          "column": 50
        }
      }
    },
    {
      "type": {
        "label": "if",
        "keyword": "if",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "if",
      "start": 1077,
      "end": 1079,
      "loc": {
        "start": {
          "line": 55,
          "column": 6
        },
        "end": {
          "line": 55,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1080,
      "end": 1081,
      "loc": {
        "start": {
          "line": 55,
          "column": 9
        },
        "end": {
          "line": 55,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 1081,
      "end": 1086,
      "loc": {
        "start": {
          "line": 55,
          "column": 10
        },
        "end": {
          "line": 55,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1086,
      "end": 1087,
      "loc": {
        "start": {
          "line": 55,
          "column": 15
        },
        "end": {
          "line": 55,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1088,
      "end": 1089,
      "loc": {
        "start": {
          "line": 55,
          "column": 17
        },
        "end": {
          "line": 55,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 1098,
      "end": 1103,
      "loc": {
        "start": {
          "line": 56,
          "column": 8
        },
        "end": {
          "line": 56,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1103,
      "end": 1104,
      "loc": {
        "start": {
          "line": 56,
          "column": 13
        },
        "end": {
          "line": 56,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1105,
      "end": 1106,
      "loc": {
        "start": {
          "line": 56,
          "column": 15
        },
        "end": {
          "line": 56,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "failed to connect to db on attempt ",
      "start": 1106,
      "end": 1141,
      "loc": {
        "start": {
          "line": 56,
          "column": 16
        },
        "end": {
          "line": 56,
          "column": 51
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1141,
      "end": 1143,
      "loc": {
        "start": {
          "line": 56,
          "column": 51
        },
        "end": {
          "line": 56,
          "column": 53
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 1144,
      "end": 1157,
      "loc": {
        "start": {
          "line": 56,
          "column": 54
        },
        "end": {
          "line": 56,
          "column": 67
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1158,
      "end": 1159,
      "loc": {
        "start": {
          "line": 56,
          "column": 68
        },
        "end": {
          "line": 56,
          "column": 69
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "",
      "start": 1159,
      "end": 1159,
      "loc": {
        "start": {
          "line": 56,
          "column": 69
        },
        "end": {
          "line": 56,
          "column": 69
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1159,
      "end": 1160,
      "loc": {
        "start": {
          "line": 56,
          "column": 69
        },
        "end": {
          "line": 56,
          "column": 70
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1160,
      "end": 1161,
      "loc": {
        "start": {
          "line": 56,
          "column": 70
        },
        "end": {
          "line": 56,
          "column": 71
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1172,
      "end": 1173,
      "loc": {
        "start": {
          "line": 57,
          "column": 10
        },
        "end": {
          "line": 57,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 1173,
      "end": 1178,
      "loc": {
        "start": {
          "line": 57,
          "column": 11
        },
        "end": {
          "line": 57,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1178,
      "end": 1179,
      "loc": {
        "start": {
          "line": 57,
          "column": 16
        },
        "end": {
          "line": 57,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1179,
      "end": 1180,
      "loc": {
        "start": {
          "line": 57,
          "column": 17
        },
        "end": {
          "line": 57,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "if",
        "keyword": "if",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "if",
      "start": 1198,
      "end": 1200,
      "loc": {
        "start": {
          "line": 59,
          "column": 8
        },
        "end": {
          "line": 59,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1201,
      "end": 1202,
      "loc": {
        "start": {
          "line": 59,
          "column": 11
        },
        "end": {
          "line": 59,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxAttempts",
      "start": 1202,
      "end": 1213,
      "loc": {
        "start": {
          "line": 59,
          "column": 12
        },
        "end": {
          "line": 59,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": ">",
      "start": 1214,
      "end": 1215,
      "loc": {
        "start": {
          "line": 59,
          "column": 24
        },
        "end": {
          "line": 59,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "num",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": 0,
      "start": 1216,
      "end": 1217,
      "loc": {
        "start": {
          "line": 59,
          "column": 26
        },
        "end": {
          "line": 59,
          "column": 27
        }
      }
    },
    {
      "type": {
        "label": "&&",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 2,
        "updateContext": null
      },
      "value": "&&",
      "start": 1218,
      "end": 1220,
      "loc": {
        "start": {
          "line": 59,
          "column": 28
        },
        "end": {
          "line": 59,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 1221,
      "end": 1234,
      "loc": {
        "start": {
          "line": 59,
          "column": 31
        },
        "end": {
          "line": 59,
          "column": 44
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": ">=",
      "start": 1235,
      "end": 1237,
      "loc": {
        "start": {
          "line": 59,
          "column": 45
        },
        "end": {
          "line": 59,
          "column": 47
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxAttempts",
      "start": 1238,
      "end": 1249,
      "loc": {
        "start": {
          "line": 59,
          "column": 48
        },
        "end": {
          "line": 59,
          "column": 59
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1249,
      "end": 1250,
      "loc": {
        "start": {
          "line": 59,
          "column": 59
        },
        "end": {
          "line": 59,
          "column": 60
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1251,
      "end": 1252,
      "loc": {
        "start": {
          "line": 59,
          "column": 61
        },
        "end": {
          "line": 59,
          "column": 62
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 1263,
      "end": 1268,
      "loc": {
        "start": {
          "line": 60,
          "column": 10
        },
        "end": {
          "line": 60,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1268,
      "end": 1269,
      "loc": {
        "start": {
          "line": 60,
          "column": 15
        },
        "end": {
          "line": 60,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "string",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "out of attempts, rejecting.",
      "start": 1270,
      "end": 1299,
      "loc": {
        "start": {
          "line": 60,
          "column": 17
        },
        "end": {
          "line": 60,
          "column": 46
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "reject",
      "start": 1321,
      "end": 1327,
      "loc": {
        "start": {
          "line": 62,
          "column": 10
        },
        "end": {
          "line": 62,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1327,
      "end": 1328,
      "loc": {
        "start": {
          "line": 62,
          "column": 16
        },
        "end": {
          "line": 62,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 1328,
      "end": 1333,
      "loc": {
        "start": {
          "line": 62,
          "column": 17
        },
        "end": {
          "line": 62,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1333,
      "end": 1334,
      "loc": {
        "start": {
          "line": 62,
          "column": 22
        },
        "end": {
          "line": 62,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1334,
      "end": 1335,
      "loc": {
        "start": {
          "line": 62,
          "column": 23
        },
        "end": {
          "line": 62,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1344,
      "end": 1345,
      "loc": {
        "start": {
          "line": 63,
          "column": 8
        },
        "end": {
          "line": 63,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "else",
        "keyword": "else",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "else",
      "start": 1346,
      "end": 1350,
      "loc": {
        "start": {
          "line": 63,
          "column": 10
        },
        "end": {
          "line": 63,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1351,
      "end": 1352,
      "loc": {
        "start": {
          "line": 63,
          "column": 15
        },
        "end": {
          "line": 63,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "const",
        "keyword": "const",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "const",
      "start": 1363,
      "end": 1368,
      "loc": {
        "start": {
          "line": 64,
          "column": 10
        },
        "end": {
          "line": 64,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "timeout",
      "start": 1369,
      "end": 1376,
      "loc": {
        "start": {
          "line": 64,
          "column": 16
        },
        "end": {
          "line": 64,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "=",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": true,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "=",
      "start": 1377,
      "end": 1378,
      "loc": {
        "start": {
          "line": 64,
          "column": 24
        },
        "end": {
          "line": 64,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Math",
      "start": 1379,
      "end": 1383,
      "loc": {
        "start": {
          "line": 64,
          "column": 26
        },
        "end": {
          "line": 64,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1383,
      "end": 1384,
      "loc": {
        "start": {
          "line": 64,
          "column": 30
        },
        "end": {
          "line": 64,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "min",
      "start": 1384,
      "end": 1387,
      "loc": {
        "start": {
          "line": 64,
          "column": 31
        },
        "end": {
          "line": 64,
          "column": 34
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1387,
      "end": 1388,
      "loc": {
        "start": {
          "line": 64,
          "column": 34
        },
        "end": {
          "line": 64,
          "column": 35
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "timeout",
      "start": 1388,
      "end": 1395,
      "loc": {
        "start": {
          "line": 64,
          "column": 35
        },
        "end": {
          "line": 64,
          "column": 42
        }
      }
    },
    {
      "type": {
        "label": "*",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 10,
        "updateContext": null
      },
      "value": "*",
      "start": 1396,
      "end": 1397,
      "loc": {
        "start": {
          "line": 64,
          "column": 43
        },
        "end": {
          "line": 64,
          "column": 44
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 1398,
      "end": 1411,
      "loc": {
        "start": {
          "line": 64,
          "column": 45
        },
        "end": {
          "line": 64,
          "column": 58
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1411,
      "end": 1412,
      "loc": {
        "start": {
          "line": 64,
          "column": 58
        },
        "end": {
          "line": 64,
          "column": 59
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxTimeout",
      "start": 1413,
      "end": 1423,
      "loc": {
        "start": {
          "line": 64,
          "column": 60
        },
        "end": {
          "line": 64,
          "column": 70
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1423,
      "end": 1424,
      "loc": {
        "start": {
          "line": 64,
          "column": 70
        },
        "end": {
          "line": 64,
          "column": 71
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1424,
      "end": 1425,
      "loc": {
        "start": {
          "line": 64,
          "column": 71
        },
        "end": {
          "line": 64,
          "column": 72
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "info",
      "start": 1447,
      "end": 1451,
      "loc": {
        "start": {
          "line": 66,
          "column": 10
        },
        "end": {
          "line": 66,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1451,
      "end": 1452,
      "loc": {
        "start": {
          "line": 66,
          "column": 14
        },
        "end": {
          "line": 66,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1453,
      "end": 1454,
      "loc": {
        "start": {
          "line": 66,
          "column": 16
        },
        "end": {
          "line": 66,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "scheduling connection attempt in ",
      "start": 1454,
      "end": 1487,
      "loc": {
        "start": {
          "line": 66,
          "column": 17
        },
        "end": {
          "line": 66,
          "column": 50
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1487,
      "end": 1489,
      "loc": {
        "start": {
          "line": 66,
          "column": 50
        },
        "end": {
          "line": 66,
          "column": 52
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "timeout",
      "start": 1490,
      "end": 1497,
      "loc": {
        "start": {
          "line": 66,
          "column": 53
        },
        "end": {
          "line": 66,
          "column": 60
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1498,
      "end": 1499,
      "loc": {
        "start": {
          "line": 66,
          "column": 61
        },
        "end": {
          "line": 66,
          "column": 62
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "ms",
      "start": 1499,
      "end": 1501,
      "loc": {
        "start": {
          "line": 66,
          "column": 62
        },
        "end": {
          "line": 66,
          "column": 64
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1501,
      "end": 1502,
      "loc": {
        "start": {
          "line": 66,
          "column": 64
        },
        "end": {
          "line": 66,
          "column": 65
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1502,
      "end": 1503,
      "loc": {
        "start": {
          "line": 66,
          "column": 65
        },
        "end": {
          "line": 66,
          "column": 66
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "setTimeout",
      "start": 1525,
      "end": 1535,
      "loc": {
        "start": {
          "line": 68,
          "column": 10
        },
        "end": {
          "line": 68,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1535,
      "end": 1536,
      "loc": {
        "start": {
          "line": 68,
          "column": 20
        },
        "end": {
          "line": 68,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1549,
      "end": 1550,
      "loc": {
        "start": {
          "line": 69,
          "column": 12
        },
        "end": {
          "line": 69,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1550,
      "end": 1551,
      "loc": {
        "start": {
          "line": 69,
          "column": 13
        },
        "end": {
          "line": 69,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1552,
      "end": 1554,
      "loc": {
        "start": {
          "line": 69,
          "column": 15
        },
        "end": {
          "line": 69,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1555,
      "end": 1556,
      "loc": {
        "start": {
          "line": 69,
          "column": 18
        },
        "end": {
          "line": 69,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptToConnect",
      "start": 1571,
      "end": 1587,
      "loc": {
        "start": {
          "line": 70,
          "column": 14
        },
        "end": {
          "line": 70,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1587,
      "end": 1588,
      "loc": {
        "start": {
          "line": 70,
          "column": 30
        },
        "end": {
          "line": 70,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1588,
      "end": 1589,
      "loc": {
        "start": {
          "line": 70,
          "column": 31
        },
        "end": {
          "line": 70,
          "column": 32
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "resolve",
      "start": 1606,
      "end": 1613,
      "loc": {
        "start": {
          "line": 71,
          "column": 16
        },
        "end": {
          "line": 71,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1613,
      "end": 1614,
      "loc": {
        "start": {
          "line": 71,
          "column": 23
        },
        "end": {
          "line": 71,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "reject",
      "start": 1631,
      "end": 1637,
      "loc": {
        "start": {
          "line": 72,
          "column": 16
        },
        "end": {
          "line": 72,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1637,
      "end": 1638,
      "loc": {
        "start": {
          "line": 72,
          "column": 22
        },
        "end": {
          "line": 72,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 1655,
      "end": 1668,
      "loc": {
        "start": {
          "line": 73,
          "column": 16
        },
        "end": {
          "line": 73,
          "column": 29
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1668,
      "end": 1669,
      "loc": {
        "start": {
          "line": 73,
          "column": 29
        },
        "end": {
          "line": 73,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 1670,
      "end": 1683,
      "loc": {
        "start": {
          "line": 73,
          "column": 31
        },
        "end": {
          "line": 73,
          "column": 44
        }
      }
    },
    {
      "type": {
        "label": "+/-",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": true,
        "postfix": false,
        "binop": 9,
        "updateContext": null
      },
      "value": "+",
      "start": 1684,
      "end": 1685,
      "loc": {
        "start": {
          "line": 73,
          "column": 45
        },
        "end": {
          "line": 73,
          "column": 46
        }
      }
    },
    {
      "type": {
        "label": "num",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": 1,
      "start": 1686,
      "end": 1687,
      "loc": {
        "start": {
          "line": 73,
          "column": 47
        },
        "end": {
          "line": 73,
          "column": 48
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1687,
      "end": 1688,
      "loc": {
        "start": {
          "line": 73,
          "column": 48
        },
        "end": {
          "line": 73,
          "column": 49
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxAttempts",
      "start": 1705,
      "end": 1716,
      "loc": {
        "start": {
          "line": 74,
          "column": 16
        },
        "end": {
          "line": 74,
          "column": 27
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1716,
      "end": 1717,
      "loc": {
        "start": {
          "line": 74,
          "column": 27
        },
        "end": {
          "line": 74,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "timeout",
      "start": 1734,
      "end": 1741,
      "loc": {
        "start": {
          "line": 75,
          "column": 16
        },
        "end": {
          "line": 75,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1741,
      "end": 1742,
      "loc": {
        "start": {
          "line": 75,
          "column": 23
        },
        "end": {
          "line": 75,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1757,
      "end": 1758,
      "loc": {
        "start": {
          "line": 76,
          "column": 14
        },
        "end": {
          "line": 76,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1758,
      "end": 1759,
      "loc": {
        "start": {
          "line": 76,
          "column": 15
        },
        "end": {
          "line": 76,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1772,
      "end": 1773,
      "loc": {
        "start": {
          "line": 77,
          "column": 12
        },
        "end": {
          "line": 77,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1773,
      "end": 1774,
      "loc": {
        "start": {
          "line": 77,
          "column": 13
        },
        "end": {
          "line": 77,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "timeout",
      "start": 1787,
      "end": 1794,
      "loc": {
        "start": {
          "line": 78,
          "column": 12
        },
        "end": {
          "line": 78,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1794,
      "end": 1795,
      "loc": {
        "start": {
          "line": 78,
          "column": 19
        },
        "end": {
          "line": 78,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1806,
      "end": 1807,
      "loc": {
        "start": {
          "line": 79,
          "column": 10
        },
        "end": {
          "line": 79,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1807,
      "end": 1808,
      "loc": {
        "start": {
          "line": 79,
          "column": 11
        },
        "end": {
          "line": 79,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1817,
      "end": 1818,
      "loc": {
        "start": {
          "line": 80,
          "column": 8
        },
        "end": {
          "line": 80,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1825,
      "end": 1826,
      "loc": {
        "start": {
          "line": 81,
          "column": 6
        },
        "end": {
          "line": 81,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "else",
        "keyword": "else",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "else",
      "start": 1827,
      "end": 1831,
      "loc": {
        "start": {
          "line": 81,
          "column": 8
        },
        "end": {
          "line": 81,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1832,
      "end": 1833,
      "loc": {
        "start": {
          "line": 81,
          "column": 13
        },
        "end": {
          "line": 81,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "info",
      "start": 1842,
      "end": 1846,
      "loc": {
        "start": {
          "line": 82,
          "column": 8
        },
        "end": {
          "line": 82,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1846,
      "end": 1847,
      "loc": {
        "start": {
          "line": 82,
          "column": 12
        },
        "end": {
          "line": 82,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1848,
      "end": 1849,
      "loc": {
        "start": {
          "line": 82,
          "column": 14
        },
        "end": {
          "line": 82,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "db connected on attempt ",
      "start": 1849,
      "end": 1873,
      "loc": {
        "start": {
          "line": 82,
          "column": 15
        },
        "end": {
          "line": 82,
          "column": 39
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1873,
      "end": 1875,
      "loc": {
        "start": {
          "line": 82,
          "column": 39
        },
        "end": {
          "line": 82,
          "column": 41
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 1876,
      "end": 1889,
      "loc": {
        "start": {
          "line": 82,
          "column": 42
        },
        "end": {
          "line": 82,
          "column": 55
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1890,
      "end": 1891,
      "loc": {
        "start": {
          "line": 82,
          "column": 56
        },
        "end": {
          "line": 82,
          "column": 57
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "",
      "start": 1891,
      "end": 1891,
      "loc": {
        "start": {
          "line": 82,
          "column": 57
        },
        "end": {
          "line": 82,
          "column": 57
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1891,
      "end": 1892,
      "loc": {
        "start": {
          "line": 82,
          "column": 57
        },
        "end": {
          "line": 82,
          "column": 58
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1892,
      "end": 1893,
      "loc": {
        "start": {
          "line": 82,
          "column": 58
        },
        "end": {
          "line": 82,
          "column": 59
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "resolve",
      "start": 1902,
      "end": 1909,
      "loc": {
        "start": {
          "line": 83,
          "column": 8
        },
        "end": {
          "line": 83,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1909,
      "end": 1910,
      "loc": {
        "start": {
          "line": 83,
          "column": 15
        },
        "end": {
          "line": 83,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "conn",
      "start": 1910,
      "end": 1914,
      "loc": {
        "start": {
          "line": 83,
          "column": 16
        },
        "end": {
          "line": 83,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1914,
      "end": 1915,
      "loc": {
        "start": {
          "line": 83,
          "column": 20
        },
        "end": {
          "line": 83,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1915,
      "end": 1916,
      "loc": {
        "start": {
          "line": 83,
          "column": 21
        },
        "end": {
          "line": 83,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1923,
      "end": 1924,
      "loc": {
        "start": {
          "line": 84,
          "column": 6
        },
        "end": {
          "line": 84,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1929,
      "end": 1930,
      "loc": {
        "start": {
          "line": 85,
          "column": 4
        },
        "end": {
          "line": 85,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1933,
      "end": 1934,
      "loc": {
        "start": {
          "line": 86,
          "column": 2
        },
        "end": {
          "line": 86,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 1934,
      "end": 1935,
      "loc": {
        "start": {
          "line": 86,
          "column": 3
        },
        "end": {
          "line": 86,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 1936,
      "end": 1937,
      "loc": {
        "start": {
          "line": 87,
          "column": 0
        },
        "end": {
          "line": 87,
          "column": 1
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .attemptToConnect",
      "start": 1938,
      "end": 1958,
      "loc": {
        "start": {
          "line": 87,
          "column": 2
        },
        "end": {
          "line": 87,
          "column": 22
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* connect to the db, using `.attemptToConnect` internally.\n*\n* by default will continue to try connecting every `timeout` milliseconds\n* (default 1000ms = 1s).\n",
      "start": 1960,
      "end": 2126,
      "loc": {
        "start": {
          "line": 89,
          "column": 0
        },
        "end": {
          "line": 94,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "export",
        "keyword": "export",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "export",
      "start": 2127,
      "end": 2133,
      "loc": {
        "start": {
          "line": 95,
          "column": 0
        },
        "end": {
          "line": 95,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "function",
        "keyword": "function",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "function",
      "start": 2134,
      "end": 2142,
      "loc": {
        "start": {
          "line": 95,
          "column": 7
        },
        "end": {
          "line": 95,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "connect",
      "start": 2143,
      "end": 2150,
      "loc": {
        "start": {
          "line": 95,
          "column": 16
        },
        "end": {
          "line": 95,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2150,
      "end": 2151,
      "loc": {
        "start": {
          "line": 95,
          "column": 23
        },
        "end": {
          "line": 95,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 2154,
      "end": 2155,
      "loc": {
        "start": {
          "line": 96,
          "column": 2
        },
        "end": {
          "line": 96,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2155,
      "end": 2156,
      "loc": {
        "start": {
          "line": 96,
          "column": 3
        },
        "end": {
          "line": 96,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IRethinkDb",
      "start": 2157,
      "end": 2167,
      "loc": {
        "start": {
          "line": 96,
          "column": 5
        },
        "end": {
          "line": 96,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2167,
      "end": 2168,
      "loc": {
        "start": {
          "line": 96,
          "column": 15
        },
        "end": {
          "line": 96,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2171,
      "end": 2172,
      "loc": {
        "start": {
          "line": 97,
          "column": 2
        },
        "end": {
          "line": 97,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "host",
      "start": 2177,
      "end": 2181,
      "loc": {
        "start": {
          "line": 98,
          "column": 4
        },
        "end": {
          "line": 98,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2181,
      "end": 2182,
      "loc": {
        "start": {
          "line": 98,
          "column": 8
        },
        "end": {
          "line": 98,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "port",
      "start": 2187,
      "end": 2191,
      "loc": {
        "start": {
          "line": 99,
          "column": 4
        },
        "end": {
          "line": 99,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "=",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": true,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "=",
      "start": 2192,
      "end": 2193,
      "loc": {
        "start": {
          "line": 99,
          "column": 9
        },
        "end": {
          "line": 99,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "num",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": 28015,
      "start": 2194,
      "end": 2199,
      "loc": {
        "start": {
          "line": 99,
          "column": 11
        },
        "end": {
          "line": 99,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2199,
      "end": 2200,
      "loc": {
        "start": {
          "line": 99,
          "column": 16
        },
        "end": {
          "line": 99,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "db",
      "start": 2205,
      "end": 2207,
      "loc": {
        "start": {
          "line": 100,
          "column": 4
        },
        "end": {
          "line": 100,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2207,
      "end": 2208,
      "loc": {
        "start": {
          "line": 100,
          "column": 6
        },
        "end": {
          "line": 100,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxAttempts",
      "start": 2213,
      "end": 2224,
      "loc": {
        "start": {
          "line": 101,
          "column": 4
        },
        "end": {
          "line": 101,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "=",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": true,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "=",
      "start": 2225,
      "end": 2226,
      "loc": {
        "start": {
          "line": 101,
          "column": 16
        },
        "end": {
          "line": 101,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "num",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": 0,
      "start": 2227,
      "end": 2228,
      "loc": {
        "start": {
          "line": 101,
          "column": 18
        },
        "end": {
          "line": 101,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2228,
      "end": 2229,
      "loc": {
        "start": {
          "line": 101,
          "column": 19
        },
        "end": {
          "line": 101,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "baseTimeout",
      "start": 2234,
      "end": 2245,
      "loc": {
        "start": {
          "line": 102,
          "column": 4
        },
        "end": {
          "line": 102,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "=",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": true,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "=",
      "start": 2246,
      "end": 2247,
      "loc": {
        "start": {
          "line": 102,
          "column": 16
        },
        "end": {
          "line": 102,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "num",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": 1000,
      "start": 2248,
      "end": 2252,
      "loc": {
        "start": {
          "line": 102,
          "column": 18
        },
        "end": {
          "line": 102,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2252,
      "end": 2253,
      "loc": {
        "start": {
          "line": 102,
          "column": 22
        },
        "end": {
          "line": 102,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxTimeout",
      "start": 2258,
      "end": 2268,
      "loc": {
        "start": {
          "line": 103,
          "column": 4
        },
        "end": {
          "line": 103,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "=",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": true,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "=",
      "start": 2269,
      "end": 2270,
      "loc": {
        "start": {
          "line": 103,
          "column": 15
        },
        "end": {
          "line": 103,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "num",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": 5000,
      "start": 2271,
      "end": 2275,
      "loc": {
        "start": {
          "line": 103,
          "column": 17
        },
        "end": {
          "line": 103,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2275,
      "end": 2276,
      "loc": {
        "start": {
          "line": 103,
          "column": 21
        },
        "end": {
          "line": 103,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2279,
      "end": 2280,
      "loc": {
        "start": {
          "line": 104,
          "column": 2
        },
        "end": {
          "line": 104,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2280,
      "end": 2281,
      "loc": {
        "start": {
          "line": 104,
          "column": 3
        },
        "end": {
          "line": 104,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2282,
      "end": 2283,
      "loc": {
        "start": {
          "line": 104,
          "column": 5
        },
        "end": {
          "line": 104,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "host",
      "start": 2288,
      "end": 2292,
      "loc": {
        "start": {
          "line": 105,
          "column": 4
        },
        "end": {
          "line": 105,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2292,
      "end": 2293,
      "loc": {
        "start": {
          "line": 105,
          "column": 8
        },
        "end": {
          "line": 105,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "string",
      "start": 2294,
      "end": 2300,
      "loc": {
        "start": {
          "line": 105,
          "column": 10
        },
        "end": {
          "line": 105,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2300,
      "end": 2301,
      "loc": {
        "start": {
          "line": 105,
          "column": 16
        },
        "end": {
          "line": 105,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "port",
      "start": 2306,
      "end": 2310,
      "loc": {
        "start": {
          "line": 106,
          "column": 4
        },
        "end": {
          "line": 106,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "?",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2310,
      "end": 2311,
      "loc": {
        "start": {
          "line": 106,
          "column": 8
        },
        "end": {
          "line": 106,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2311,
      "end": 2312,
      "loc": {
        "start": {
          "line": 106,
          "column": 9
        },
        "end": {
          "line": 106,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 2313,
      "end": 2319,
      "loc": {
        "start": {
          "line": 106,
          "column": 11
        },
        "end": {
          "line": 106,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2319,
      "end": 2320,
      "loc": {
        "start": {
          "line": 106,
          "column": 17
        },
        "end": {
          "line": 106,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "db",
      "start": 2325,
      "end": 2327,
      "loc": {
        "start": {
          "line": 107,
          "column": 4
        },
        "end": {
          "line": 107,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "?",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2327,
      "end": 2328,
      "loc": {
        "start": {
          "line": 107,
          "column": 6
        },
        "end": {
          "line": 107,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2328,
      "end": 2329,
      "loc": {
        "start": {
          "line": 107,
          "column": 7
        },
        "end": {
          "line": 107,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "string",
      "start": 2330,
      "end": 2336,
      "loc": {
        "start": {
          "line": 107,
          "column": 9
        },
        "end": {
          "line": 107,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2336,
      "end": 2337,
      "loc": {
        "start": {
          "line": 107,
          "column": 15
        },
        "end": {
          "line": 107,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxAttempts",
      "start": 2342,
      "end": 2353,
      "loc": {
        "start": {
          "line": 108,
          "column": 4
        },
        "end": {
          "line": 108,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "?",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2353,
      "end": 2354,
      "loc": {
        "start": {
          "line": 108,
          "column": 15
        },
        "end": {
          "line": 108,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2354,
      "end": 2355,
      "loc": {
        "start": {
          "line": 108,
          "column": 16
        },
        "end": {
          "line": 108,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 2356,
      "end": 2362,
      "loc": {
        "start": {
          "line": 108,
          "column": 18
        },
        "end": {
          "line": 108,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2362,
      "end": 2363,
      "loc": {
        "start": {
          "line": 108,
          "column": 24
        },
        "end": {
          "line": 108,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "baseTimeout",
      "start": 2368,
      "end": 2379,
      "loc": {
        "start": {
          "line": 109,
          "column": 4
        },
        "end": {
          "line": 109,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "?",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2379,
      "end": 2380,
      "loc": {
        "start": {
          "line": 109,
          "column": 15
        },
        "end": {
          "line": 109,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2380,
      "end": 2381,
      "loc": {
        "start": {
          "line": 109,
          "column": 16
        },
        "end": {
          "line": 109,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 2382,
      "end": 2388,
      "loc": {
        "start": {
          "line": 109,
          "column": 18
        },
        "end": {
          "line": 109,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2388,
      "end": 2389,
      "loc": {
        "start": {
          "line": 109,
          "column": 24
        },
        "end": {
          "line": 109,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxTimeout",
      "start": 2394,
      "end": 2404,
      "loc": {
        "start": {
          "line": 110,
          "column": 4
        },
        "end": {
          "line": 110,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "?",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2404,
      "end": 2405,
      "loc": {
        "start": {
          "line": 110,
          "column": 14
        },
        "end": {
          "line": 110,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2405,
      "end": 2406,
      "loc": {
        "start": {
          "line": 110,
          "column": 15
        },
        "end": {
          "line": 110,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "number",
      "start": 2407,
      "end": 2413,
      "loc": {
        "start": {
          "line": 110,
          "column": 17
        },
        "end": {
          "line": 110,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2413,
      "end": 2414,
      "loc": {
        "start": {
          "line": 110,
          "column": 23
        },
        "end": {
          "line": 110,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2417,
      "end": 2418,
      "loc": {
        "start": {
          "line": 111,
          "column": 2
        },
        "end": {
          "line": 111,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": "=",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": true,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "=",
      "start": 2419,
      "end": 2420,
      "loc": {
        "start": {
          "line": 111,
          "column": 4
        },
        "end": {
          "line": 111,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2421,
      "end": 2422,
      "loc": {
        "start": {
          "line": 111,
          "column": 6
        },
        "end": {
          "line": 111,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2422,
      "end": 2423,
      "loc": {
        "start": {
          "line": 111,
          "column": 7
        },
        "end": {
          "line": 111,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2424,
      "end": 2425,
      "loc": {
        "start": {
          "line": 112,
          "column": 0
        },
        "end": {
          "line": 112,
          "column": 1
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2425,
      "end": 2426,
      "loc": {
        "start": {
          "line": 112,
          "column": 1
        },
        "end": {
          "line": 112,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Promise",
      "start": 2427,
      "end": 2434,
      "loc": {
        "start": {
          "line": 112,
          "column": 3
        },
        "end": {
          "line": 112,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": "<",
      "start": 2434,
      "end": 2435,
      "loc": {
        "start": {
          "line": 112,
          "column": 10
        },
        "end": {
          "line": 112,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IConnection",
      "start": 2435,
      "end": 2446,
      "loc": {
        "start": {
          "line": 112,
          "column": 11
        },
        "end": {
          "line": 112,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": ">",
      "start": 2446,
      "end": 2447,
      "loc": {
        "start": {
          "line": 112,
          "column": 22
        },
        "end": {
          "line": 112,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2448,
      "end": 2449,
      "loc": {
        "start": {
          "line": 112,
          "column": 24
        },
        "end": {
          "line": 112,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 2452,
      "end": 2458,
      "loc": {
        "start": {
          "line": 113,
          "column": 2
        },
        "end": {
          "line": 113,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "new",
        "keyword": "new",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "new",
      "start": 2459,
      "end": 2462,
      "loc": {
        "start": {
          "line": 113,
          "column": 9
        },
        "end": {
          "line": 113,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Promise",
      "start": 2463,
      "end": 2470,
      "loc": {
        "start": {
          "line": 113,
          "column": 13
        },
        "end": {
          "line": 113,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2470,
      "end": 2471,
      "loc": {
        "start": {
          "line": 113,
          "column": 20
        },
        "end": {
          "line": 113,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2471,
      "end": 2472,
      "loc": {
        "start": {
          "line": 113,
          "column": 21
        },
        "end": {
          "line": 113,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "resolve",
      "start": 2472,
      "end": 2479,
      "loc": {
        "start": {
          "line": 113,
          "column": 22
        },
        "end": {
          "line": 113,
          "column": 29
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2479,
      "end": 2480,
      "loc": {
        "start": {
          "line": 113,
          "column": 29
        },
        "end": {
          "line": 113,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "reject",
      "start": 2481,
      "end": 2487,
      "loc": {
        "start": {
          "line": 113,
          "column": 31
        },
        "end": {
          "line": 113,
          "column": 37
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2487,
      "end": 2488,
      "loc": {
        "start": {
          "line": 113,
          "column": 37
        },
        "end": {
          "line": 113,
          "column": 38
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2489,
      "end": 2491,
      "loc": {
        "start": {
          "line": 113,
          "column": 39
        },
        "end": {
          "line": 113,
          "column": 41
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2492,
      "end": 2493,
      "loc": {
        "start": {
          "line": 113,
          "column": 42
        },
        "end": {
          "line": 113,
          "column": 43
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptToConnect",
      "start": 2498,
      "end": 2514,
      "loc": {
        "start": {
          "line": 114,
          "column": 4
        },
        "end": {
          "line": 114,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2514,
      "end": 2515,
      "loc": {
        "start": {
          "line": 114,
          "column": 20
        },
        "end": {
          "line": 114,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 2515,
      "end": 2516,
      "loc": {
        "start": {
          "line": 114,
          "column": 21
        },
        "end": {
          "line": 114,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2516,
      "end": 2517,
      "loc": {
        "start": {
          "line": 114,
          "column": 22
        },
        "end": {
          "line": 114,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2518,
      "end": 2519,
      "loc": {
        "start": {
          "line": 114,
          "column": 24
        },
        "end": {
          "line": 114,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "resolve",
      "start": 2526,
      "end": 2533,
      "loc": {
        "start": {
          "line": 115,
          "column": 6
        },
        "end": {
          "line": 115,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2533,
      "end": 2534,
      "loc": {
        "start": {
          "line": 115,
          "column": 13
        },
        "end": {
          "line": 115,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "reject",
      "start": 2541,
      "end": 2547,
      "loc": {
        "start": {
          "line": 116,
          "column": 6
        },
        "end": {
          "line": 116,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2547,
      "end": 2548,
      "loc": {
        "start": {
          "line": 116,
          "column": 12
        },
        "end": {
          "line": 116,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "host",
      "start": 2555,
      "end": 2559,
      "loc": {
        "start": {
          "line": 117,
          "column": 6
        },
        "end": {
          "line": 117,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2559,
      "end": 2560,
      "loc": {
        "start": {
          "line": 117,
          "column": 10
        },
        "end": {
          "line": 117,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "port",
      "start": 2567,
      "end": 2571,
      "loc": {
        "start": {
          "line": 118,
          "column": 6
        },
        "end": {
          "line": 118,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2571,
      "end": 2572,
      "loc": {
        "start": {
          "line": 118,
          "column": 10
        },
        "end": {
          "line": 118,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "db",
      "start": 2579,
      "end": 2581,
      "loc": {
        "start": {
          "line": 119,
          "column": 6
        },
        "end": {
          "line": 119,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2581,
      "end": 2582,
      "loc": {
        "start": {
          "line": 119,
          "column": 8
        },
        "end": {
          "line": 119,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "attemptNumber",
      "start": 2589,
      "end": 2602,
      "loc": {
        "start": {
          "line": 120,
          "column": 6
        },
        "end": {
          "line": 120,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2602,
      "end": 2603,
      "loc": {
        "start": {
          "line": 120,
          "column": 19
        },
        "end": {
          "line": 120,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "num",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": 1,
      "start": 2604,
      "end": 2605,
      "loc": {
        "start": {
          "line": 120,
          "column": 21
        },
        "end": {
          "line": 120,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2605,
      "end": 2606,
      "loc": {
        "start": {
          "line": 120,
          "column": 22
        },
        "end": {
          "line": 120,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxAttempts",
      "start": 2613,
      "end": 2624,
      "loc": {
        "start": {
          "line": 121,
          "column": 6
        },
        "end": {
          "line": 121,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2624,
      "end": 2625,
      "loc": {
        "start": {
          "line": 121,
          "column": 17
        },
        "end": {
          "line": 121,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "baseTimeout",
      "start": 2632,
      "end": 2643,
      "loc": {
        "start": {
          "line": 122,
          "column": 6
        },
        "end": {
          "line": 122,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2643,
      "end": 2644,
      "loc": {
        "start": {
          "line": 122,
          "column": 17
        },
        "end": {
          "line": 122,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "maxTimeout",
      "start": 2651,
      "end": 2661,
      "loc": {
        "start": {
          "line": 123,
          "column": 6
        },
        "end": {
          "line": 123,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2661,
      "end": 2662,
      "loc": {
        "start": {
          "line": 123,
          "column": 16
        },
        "end": {
          "line": 123,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2667,
      "end": 2668,
      "loc": {
        "start": {
          "line": 124,
          "column": 4
        },
        "end": {
          "line": 124,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2668,
      "end": 2669,
      "loc": {
        "start": {
          "line": 124,
          "column": 5
        },
        "end": {
          "line": 124,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2669,
      "end": 2670,
      "loc": {
        "start": {
          "line": 124,
          "column": 6
        },
        "end": {
          "line": 124,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2673,
      "end": 2674,
      "loc": {
        "start": {
          "line": 125,
          "column": 2
        },
        "end": {
          "line": 125,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2674,
      "end": 2675,
      "loc": {
        "start": {
          "line": 125,
          "column": 3
        },
        "end": {
          "line": 125,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2675,
      "end": 2676,
      "loc": {
        "start": {
          "line": 125,
          "column": 4
        },
        "end": {
          "line": 125,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2677,
      "end": 2678,
      "loc": {
        "start": {
          "line": 126,
          "column": 0
        },
        "end": {
          "line": 126,
          "column": 1
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .connect",
      "start": 2679,
      "end": 2690,
      "loc": {
        "start": {
          "line": 126,
          "column": 2
        },
        "end": {
          "line": 126,
          "column": 13
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* makes sure a db exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the db was created.\n",
      "start": 2692,
      "end": 2860,
      "loc": {
        "start": {
          "line": 128,
          "column": 0
        },
        "end": {
          "line": 133,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "export",
        "keyword": "export",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "export",
      "start": 2861,
      "end": 2867,
      "loc": {
        "start": {
          "line": 134,
          "column": 0
        },
        "end": {
          "line": 134,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "function",
        "keyword": "function",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "function",
      "start": 2868,
      "end": 2876,
      "loc": {
        "start": {
          "line": 134,
          "column": 7
        },
        "end": {
          "line": 134,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "ensureDB",
      "start": 2877,
      "end": 2885,
      "loc": {
        "start": {
          "line": 134,
          "column": 16
        },
        "end": {
          "line": 134,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2885,
      "end": 2886,
      "loc": {
        "start": {
          "line": 134,
          "column": 24
        },
        "end": {
          "line": 134,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 2889,
      "end": 2890,
      "loc": {
        "start": {
          "line": 135,
          "column": 2
        },
        "end": {
          "line": 135,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2890,
      "end": 2891,
      "loc": {
        "start": {
          "line": 135,
          "column": 3
        },
        "end": {
          "line": 135,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IRethinkDB",
      "start": 2892,
      "end": 2902,
      "loc": {
        "start": {
          "line": 135,
          "column": 5
        },
        "end": {
          "line": 135,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2902,
      "end": 2903,
      "loc": {
        "start": {
          "line": 135,
          "column": 15
        },
        "end": {
          "line": 135,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "conn",
      "start": 2906,
      "end": 2910,
      "loc": {
        "start": {
          "line": 136,
          "column": 2
        },
        "end": {
          "line": 136,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2910,
      "end": 2911,
      "loc": {
        "start": {
          "line": 136,
          "column": 6
        },
        "end": {
          "line": 136,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IConnection",
      "start": 2912,
      "end": 2923,
      "loc": {
        "start": {
          "line": 136,
          "column": 8
        },
        "end": {
          "line": 136,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2923,
      "end": 2924,
      "loc": {
        "start": {
          "line": 136,
          "column": 19
        },
        "end": {
          "line": 136,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "dbName",
      "start": 2927,
      "end": 2933,
      "loc": {
        "start": {
          "line": 137,
          "column": 2
        },
        "end": {
          "line": 137,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2933,
      "end": 2934,
      "loc": {
        "start": {
          "line": 137,
          "column": 8
        },
        "end": {
          "line": 137,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "string",
      "start": 2935,
      "end": 2941,
      "loc": {
        "start": {
          "line": 137,
          "column": 10
        },
        "end": {
          "line": 137,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2941,
      "end": 2942,
      "loc": {
        "start": {
          "line": 137,
          "column": 16
        },
        "end": {
          "line": 137,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2943,
      "end": 2944,
      "loc": {
        "start": {
          "line": 138,
          "column": 0
        },
        "end": {
          "line": 138,
          "column": 1
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2944,
      "end": 2945,
      "loc": {
        "start": {
          "line": 138,
          "column": 1
        },
        "end": {
          "line": 138,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Promise",
      "start": 2946,
      "end": 2953,
      "loc": {
        "start": {
          "line": 138,
          "column": 3
        },
        "end": {
          "line": 138,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": "<",
      "start": 2953,
      "end": 2954,
      "loc": {
        "start": {
          "line": 138,
          "column": 10
        },
        "end": {
          "line": 138,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "boolean",
      "start": 2954,
      "end": 2961,
      "loc": {
        "start": {
          "line": 138,
          "column": 11
        },
        "end": {
          "line": 138,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": ">",
      "start": 2961,
      "end": 2962,
      "loc": {
        "start": {
          "line": 138,
          "column": 18
        },
        "end": {
          "line": 138,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2963,
      "end": 2964,
      "loc": {
        "start": {
          "line": 138,
          "column": 20
        },
        "end": {
          "line": 138,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "debug",
      "start": 2967,
      "end": 2972,
      "loc": {
        "start": {
          "line": 139,
          "column": 2
        },
        "end": {
          "line": 139,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 2972,
      "end": 2973,
      "loc": {
        "start": {
          "line": 139,
          "column": 7
        },
        "end": {
          "line": 139,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2974,
      "end": 2975,
      "loc": {
        "start": {
          "line": 139,
          "column": 9
        },
        "end": {
          "line": 139,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "ensuring db ",
      "start": 2975,
      "end": 2987,
      "loc": {
        "start": {
          "line": 139,
          "column": 10
        },
        "end": {
          "line": 139,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2987,
      "end": 2989,
      "loc": {
        "start": {
          "line": 139,
          "column": 22
        },
        "end": {
          "line": 139,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "dbName",
      "start": 2990,
      "end": 2996,
      "loc": {
        "start": {
          "line": 139,
          "column": 25
        },
        "end": {
          "line": 139,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 2997,
      "end": 2998,
      "loc": {
        "start": {
          "line": 139,
          "column": 32
        },
        "end": {
          "line": 139,
          "column": 33
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "...",
      "start": 2998,
      "end": 3001,
      "loc": {
        "start": {
          "line": 139,
          "column": 33
        },
        "end": {
          "line": 139,
          "column": 36
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3001,
      "end": 3002,
      "loc": {
        "start": {
          "line": 139,
          "column": 36
        },
        "end": {
          "line": 139,
          "column": 37
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3002,
      "end": 3003,
      "loc": {
        "start": {
          "line": 139,
          "column": 37
        },
        "end": {
          "line": 139,
          "column": 38
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 3009,
      "end": 3015,
      "loc": {
        "start": {
          "line": 141,
          "column": 2
        },
        "end": {
          "line": 141,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 3016,
      "end": 3017,
      "loc": {
        "start": {
          "line": 141,
          "column": 9
        },
        "end": {
          "line": 141,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3017,
      "end": 3018,
      "loc": {
        "start": {
          "line": 141,
          "column": 10
        },
        "end": {
          "line": 141,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "dbCreate",
      "start": 3018,
      "end": 3026,
      "loc": {
        "start": {
          "line": 141,
          "column": 11
        },
        "end": {
          "line": 141,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3026,
      "end": 3027,
      "loc": {
        "start": {
          "line": 141,
          "column": 19
        },
        "end": {
          "line": 141,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "dbName",
      "start": 3027,
      "end": 3033,
      "loc": {
        "start": {
          "line": 141,
          "column": 20
        },
        "end": {
          "line": 141,
          "column": 26
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3033,
      "end": 3034,
      "loc": {
        "start": {
          "line": 141,
          "column": 26
        },
        "end": {
          "line": 141,
          "column": 27
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3034,
      "end": 3035,
      "loc": {
        "start": {
          "line": 141,
          "column": 27
        },
        "end": {
          "line": 141,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "run",
      "start": 3035,
      "end": 3038,
      "loc": {
        "start": {
          "line": 141,
          "column": 28
        },
        "end": {
          "line": 141,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3038,
      "end": 3039,
      "loc": {
        "start": {
          "line": 141,
          "column": 31
        },
        "end": {
          "line": 141,
          "column": 32
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "conn",
      "start": 3039,
      "end": 3043,
      "loc": {
        "start": {
          "line": 141,
          "column": 32
        },
        "end": {
          "line": 141,
          "column": 36
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3043,
      "end": 3044,
      "loc": {
        "start": {
          "line": 141,
          "column": 36
        },
        "end": {
          "line": 141,
          "column": 37
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3049,
      "end": 3050,
      "loc": {
        "start": {
          "line": 142,
          "column": 4
        },
        "end": {
          "line": 142,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "then",
      "start": 3050,
      "end": 3054,
      "loc": {
        "start": {
          "line": 142,
          "column": 5
        },
        "end": {
          "line": 142,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3054,
      "end": 3055,
      "loc": {
        "start": {
          "line": 142,
          "column": 9
        },
        "end": {
          "line": 142,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3055,
      "end": 3056,
      "loc": {
        "start": {
          "line": 142,
          "column": 10
        },
        "end": {
          "line": 142,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3056,
      "end": 3057,
      "loc": {
        "start": {
          "line": 142,
          "column": 11
        },
        "end": {
          "line": 142,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3058,
      "end": 3060,
      "loc": {
        "start": {
          "line": 142,
          "column": 13
        },
        "end": {
          "line": 142,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3061,
      "end": 3062,
      "loc": {
        "start": {
          "line": 142,
          "column": 16
        },
        "end": {
          "line": 142,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "debug",
      "start": 3069,
      "end": 3074,
      "loc": {
        "start": {
          "line": 143,
          "column": 6
        },
        "end": {
          "line": 143,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3074,
      "end": 3075,
      "loc": {
        "start": {
          "line": 143,
          "column": 11
        },
        "end": {
          "line": 143,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3076,
      "end": 3077,
      "loc": {
        "start": {
          "line": 143,
          "column": 13
        },
        "end": {
          "line": 143,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "db ",
      "start": 3077,
      "end": 3080,
      "loc": {
        "start": {
          "line": 143,
          "column": 14
        },
        "end": {
          "line": 143,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3080,
      "end": 3082,
      "loc": {
        "start": {
          "line": 143,
          "column": 17
        },
        "end": {
          "line": 143,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "dbName",
      "start": 3083,
      "end": 3089,
      "loc": {
        "start": {
          "line": 143,
          "column": 20
        },
        "end": {
          "line": 143,
          "column": 26
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3090,
      "end": 3091,
      "loc": {
        "start": {
          "line": 143,
          "column": 27
        },
        "end": {
          "line": 143,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": " created.",
      "start": 3091,
      "end": 3100,
      "loc": {
        "start": {
          "line": 143,
          "column": 28
        },
        "end": {
          "line": 143,
          "column": 37
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3100,
      "end": 3101,
      "loc": {
        "start": {
          "line": 143,
          "column": 37
        },
        "end": {
          "line": 143,
          "column": 38
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3101,
      "end": 3102,
      "loc": {
        "start": {
          "line": 143,
          "column": 38
        },
        "end": {
          "line": 143,
          "column": 39
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 3109,
      "end": 3115,
      "loc": {
        "start": {
          "line": 144,
          "column": 6
        },
        "end": {
          "line": 144,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "true",
        "keyword": "true",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "true",
      "start": 3116,
      "end": 3120,
      "loc": {
        "start": {
          "line": 144,
          "column": 13
        },
        "end": {
          "line": 144,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3120,
      "end": 3121,
      "loc": {
        "start": {
          "line": 144,
          "column": 17
        },
        "end": {
          "line": 144,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3126,
      "end": 3127,
      "loc": {
        "start": {
          "line": 145,
          "column": 4
        },
        "end": {
          "line": 145,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3127,
      "end": 3128,
      "loc": {
        "start": {
          "line": 145,
          "column": 5
        },
        "end": {
          "line": 145,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3133,
      "end": 3134,
      "loc": {
        "start": {
          "line": 146,
          "column": 4
        },
        "end": {
          "line": 146,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "catch",
        "keyword": "catch",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "catch",
      "start": 3134,
      "end": 3139,
      "loc": {
        "start": {
          "line": 146,
          "column": 5
        },
        "end": {
          "line": 146,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3139,
      "end": 3140,
      "loc": {
        "start": {
          "line": 146,
          "column": 10
        },
        "end": {
          "line": 146,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3140,
      "end": 3141,
      "loc": {
        "start": {
          "line": 146,
          "column": 11
        },
        "end": {
          "line": 146,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 3141,
      "end": 3146,
      "loc": {
        "start": {
          "line": 146,
          "column": 12
        },
        "end": {
          "line": 146,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3146,
      "end": 3147,
      "loc": {
        "start": {
          "line": 146,
          "column": 17
        },
        "end": {
          "line": 146,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Error",
      "start": 3148,
      "end": 3153,
      "loc": {
        "start": {
          "line": 146,
          "column": 19
        },
        "end": {
          "line": 146,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3153,
      "end": 3154,
      "loc": {
        "start": {
          "line": 146,
          "column": 24
        },
        "end": {
          "line": 146,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3155,
      "end": 3157,
      "loc": {
        "start": {
          "line": 146,
          "column": 26
        },
        "end": {
          "line": 146,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3158,
      "end": 3159,
      "loc": {
        "start": {
          "line": 146,
          "column": 29
        },
        "end": {
          "line": 146,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "if",
        "keyword": "if",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "if",
      "start": 3166,
      "end": 3168,
      "loc": {
        "start": {
          "line": 147,
          "column": 6
        },
        "end": {
          "line": 147,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3169,
      "end": 3170,
      "loc": {
        "start": {
          "line": 147,
          "column": 9
        },
        "end": {
          "line": 147,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 3170,
      "end": 3175,
      "loc": {
        "start": {
          "line": 147,
          "column": 10
        },
        "end": {
          "line": 147,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3175,
      "end": 3176,
      "loc": {
        "start": {
          "line": 147,
          "column": 15
        },
        "end": {
          "line": 147,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "message",
      "start": 3176,
      "end": 3183,
      "loc": {
        "start": {
          "line": 147,
          "column": 16
        },
        "end": {
          "line": 147,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3183,
      "end": 3184,
      "loc": {
        "start": {
          "line": 147,
          "column": 23
        },
        "end": {
          "line": 147,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "match",
      "start": 3184,
      "end": 3189,
      "loc": {
        "start": {
          "line": 147,
          "column": 24
        },
        "end": {
          "line": 147,
          "column": 29
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3189,
      "end": 3190,
      "loc": {
        "start": {
          "line": 147,
          "column": 29
        },
        "end": {
          "line": 147,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "regexp",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": {
        "pattern": "Database\\ .*\\ already\\ exists",
        "flags": ""
      },
      "start": 3190,
      "end": 3221,
      "loc": {
        "start": {
          "line": 147,
          "column": 30
        },
        "end": {
          "line": 147,
          "column": 61
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3221,
      "end": 3222,
      "loc": {
        "start": {
          "line": 147,
          "column": 61
        },
        "end": {
          "line": 147,
          "column": 62
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3222,
      "end": 3223,
      "loc": {
        "start": {
          "line": 147,
          "column": 62
        },
        "end": {
          "line": 147,
          "column": 63
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3224,
      "end": 3225,
      "loc": {
        "start": {
          "line": 147,
          "column": 64
        },
        "end": {
          "line": 147,
          "column": 65
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "debug",
      "start": 3234,
      "end": 3239,
      "loc": {
        "start": {
          "line": 148,
          "column": 8
        },
        "end": {
          "line": 148,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3239,
      "end": 3240,
      "loc": {
        "start": {
          "line": 148,
          "column": 13
        },
        "end": {
          "line": 148,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3241,
      "end": 3242,
      "loc": {
        "start": {
          "line": 148,
          "column": 15
        },
        "end": {
          "line": 148,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "db ",
      "start": 3242,
      "end": 3245,
      "loc": {
        "start": {
          "line": 148,
          "column": 16
        },
        "end": {
          "line": 148,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3245,
      "end": 3247,
      "loc": {
        "start": {
          "line": 148,
          "column": 19
        },
        "end": {
          "line": 148,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "dbName",
      "start": 3248,
      "end": 3254,
      "loc": {
        "start": {
          "line": 148,
          "column": 22
        },
        "end": {
          "line": 148,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3255,
      "end": 3256,
      "loc": {
        "start": {
          "line": 148,
          "column": 29
        },
        "end": {
          "line": 148,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": " already present.",
      "start": 3256,
      "end": 3273,
      "loc": {
        "start": {
          "line": 148,
          "column": 30
        },
        "end": {
          "line": 148,
          "column": 47
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3273,
      "end": 3274,
      "loc": {
        "start": {
          "line": 148,
          "column": 47
        },
        "end": {
          "line": 148,
          "column": 48
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3274,
      "end": 3275,
      "loc": {
        "start": {
          "line": 148,
          "column": 48
        },
        "end": {
          "line": 148,
          "column": 49
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 3284,
      "end": 3290,
      "loc": {
        "start": {
          "line": 149,
          "column": 8
        },
        "end": {
          "line": 149,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "false",
        "keyword": "false",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "false",
      "start": 3291,
      "end": 3296,
      "loc": {
        "start": {
          "line": 149,
          "column": 15
        },
        "end": {
          "line": 149,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3296,
      "end": 3297,
      "loc": {
        "start": {
          "line": 149,
          "column": 20
        },
        "end": {
          "line": 149,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3304,
      "end": 3305,
      "loc": {
        "start": {
          "line": 150,
          "column": 6
        },
        "end": {
          "line": 150,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "throw",
        "keyword": "throw",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "throw",
      "start": 3312,
      "end": 3317,
      "loc": {
        "start": {
          "line": 151,
          "column": 6
        },
        "end": {
          "line": 151,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 3318,
      "end": 3323,
      "loc": {
        "start": {
          "line": 151,
          "column": 12
        },
        "end": {
          "line": 151,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3323,
      "end": 3324,
      "loc": {
        "start": {
          "line": 151,
          "column": 17
        },
        "end": {
          "line": 151,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3329,
      "end": 3330,
      "loc": {
        "start": {
          "line": 152,
          "column": 4
        },
        "end": {
          "line": 152,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3330,
      "end": 3331,
      "loc": {
        "start": {
          "line": 152,
          "column": 5
        },
        "end": {
          "line": 152,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3331,
      "end": 3332,
      "loc": {
        "start": {
          "line": 152,
          "column": 6
        },
        "end": {
          "line": 152,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3333,
      "end": 3334,
      "loc": {
        "start": {
          "line": 153,
          "column": 0
        },
        "end": {
          "line": 153,
          "column": 1
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .ensureDB",
      "start": 3335,
      "end": 3347,
      "loc": {
        "start": {
          "line": 153,
          "column": 2
        },
        "end": {
          "line": 153,
          "column": 14
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* makes sure a table exists by attempting to create it and suppressing the\n* error if it already exists.\n* \n* @return [Promise<boolean>] true if the table was created.\n",
      "start": 3349,
      "end": 3523,
      "loc": {
        "start": {
          "line": 155,
          "column": 0
        },
        "end": {
          "line": 160,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "export",
        "keyword": "export",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "export",
      "start": 3524,
      "end": 3530,
      "loc": {
        "start": {
          "line": 161,
          "column": 0
        },
        "end": {
          "line": 161,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "function",
        "keyword": "function",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "function",
      "start": 3531,
      "end": 3539,
      "loc": {
        "start": {
          "line": 161,
          "column": 7
        },
        "end": {
          "line": 161,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "ensureTable",
      "start": 3540,
      "end": 3551,
      "loc": {
        "start": {
          "line": 161,
          "column": 16
        },
        "end": {
          "line": 161,
          "column": 27
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3551,
      "end": 3552,
      "loc": {
        "start": {
          "line": 161,
          "column": 27
        },
        "end": {
          "line": 161,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 3555,
      "end": 3556,
      "loc": {
        "start": {
          "line": 162,
          "column": 2
        },
        "end": {
          "line": 162,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3556,
      "end": 3557,
      "loc": {
        "start": {
          "line": 162,
          "column": 3
        },
        "end": {
          "line": 162,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "RethinkDB",
      "start": 3558,
      "end": 3567,
      "loc": {
        "start": {
          "line": 162,
          "column": 5
        },
        "end": {
          "line": 162,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3567,
      "end": 3568,
      "loc": {
        "start": {
          "line": 162,
          "column": 14
        },
        "end": {
          "line": 162,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "conn",
      "start": 3571,
      "end": 3575,
      "loc": {
        "start": {
          "line": 163,
          "column": 2
        },
        "end": {
          "line": 163,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3575,
      "end": 3576,
      "loc": {
        "start": {
          "line": 163,
          "column": 6
        },
        "end": {
          "line": 163,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IConnection",
      "start": 3577,
      "end": 3588,
      "loc": {
        "start": {
          "line": 163,
          "column": 8
        },
        "end": {
          "line": 163,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3588,
      "end": 3589,
      "loc": {
        "start": {
          "line": 163,
          "column": 19
        },
        "end": {
          "line": 163,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "tableName",
      "start": 3592,
      "end": 3601,
      "loc": {
        "start": {
          "line": 164,
          "column": 2
        },
        "end": {
          "line": 164,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3601,
      "end": 3602,
      "loc": {
        "start": {
          "line": 164,
          "column": 11
        },
        "end": {
          "line": 164,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "string",
      "start": 3603,
      "end": 3609,
      "loc": {
        "start": {
          "line": 164,
          "column": 13
        },
        "end": {
          "line": 164,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3609,
      "end": 3610,
      "loc": {
        "start": {
          "line": 164,
          "column": 19
        },
        "end": {
          "line": 164,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3611,
      "end": 3612,
      "loc": {
        "start": {
          "line": 165,
          "column": 0
        },
        "end": {
          "line": 165,
          "column": 1
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3612,
      "end": 3613,
      "loc": {
        "start": {
          "line": 165,
          "column": 1
        },
        "end": {
          "line": 165,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Promise",
      "start": 3614,
      "end": 3621,
      "loc": {
        "start": {
          "line": 165,
          "column": 3
        },
        "end": {
          "line": 165,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": "<",
      "start": 3621,
      "end": 3622,
      "loc": {
        "start": {
          "line": 165,
          "column": 10
        },
        "end": {
          "line": 165,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "boolean",
      "start": 3622,
      "end": 3629,
      "loc": {
        "start": {
          "line": 165,
          "column": 11
        },
        "end": {
          "line": 165,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": ">",
      "start": 3629,
      "end": 3630,
      "loc": {
        "start": {
          "line": 165,
          "column": 18
        },
        "end": {
          "line": 165,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3631,
      "end": 3632,
      "loc": {
        "start": {
          "line": 165,
          "column": 20
        },
        "end": {
          "line": 165,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 3635,
      "end": 3641,
      "loc": {
        "start": {
          "line": 166,
          "column": 2
        },
        "end": {
          "line": 166,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 3642,
      "end": 3643,
      "loc": {
        "start": {
          "line": 166,
          "column": 9
        },
        "end": {
          "line": 166,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3643,
      "end": 3644,
      "loc": {
        "start": {
          "line": 166,
          "column": 10
        },
        "end": {
          "line": 166,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "tableCreate",
      "start": 3644,
      "end": 3655,
      "loc": {
        "start": {
          "line": 166,
          "column": 11
        },
        "end": {
          "line": 166,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3655,
      "end": 3656,
      "loc": {
        "start": {
          "line": 166,
          "column": 22
        },
        "end": {
          "line": 166,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "tableName",
      "start": 3656,
      "end": 3665,
      "loc": {
        "start": {
          "line": 166,
          "column": 23
        },
        "end": {
          "line": 166,
          "column": 32
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3665,
      "end": 3666,
      "loc": {
        "start": {
          "line": 166,
          "column": 32
        },
        "end": {
          "line": 166,
          "column": 33
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3666,
      "end": 3667,
      "loc": {
        "start": {
          "line": 166,
          "column": 33
        },
        "end": {
          "line": 166,
          "column": 34
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "run",
      "start": 3667,
      "end": 3670,
      "loc": {
        "start": {
          "line": 166,
          "column": 34
        },
        "end": {
          "line": 166,
          "column": 37
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3670,
      "end": 3671,
      "loc": {
        "start": {
          "line": 166,
          "column": 37
        },
        "end": {
          "line": 166,
          "column": 38
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "conn",
      "start": 3671,
      "end": 3675,
      "loc": {
        "start": {
          "line": 166,
          "column": 38
        },
        "end": {
          "line": 166,
          "column": 42
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3675,
      "end": 3676,
      "loc": {
        "start": {
          "line": 166,
          "column": 42
        },
        "end": {
          "line": 166,
          "column": 43
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3681,
      "end": 3682,
      "loc": {
        "start": {
          "line": 167,
          "column": 4
        },
        "end": {
          "line": 167,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "then",
      "start": 3682,
      "end": 3686,
      "loc": {
        "start": {
          "line": 167,
          "column": 5
        },
        "end": {
          "line": 167,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3686,
      "end": 3687,
      "loc": {
        "start": {
          "line": 167,
          "column": 9
        },
        "end": {
          "line": 167,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3687,
      "end": 3688,
      "loc": {
        "start": {
          "line": 167,
          "column": 10
        },
        "end": {
          "line": 167,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3688,
      "end": 3689,
      "loc": {
        "start": {
          "line": 167,
          "column": 11
        },
        "end": {
          "line": 167,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3690,
      "end": 3692,
      "loc": {
        "start": {
          "line": 167,
          "column": 13
        },
        "end": {
          "line": 167,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "true",
        "keyword": "true",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "true",
      "start": 3693,
      "end": 3697,
      "loc": {
        "start": {
          "line": 167,
          "column": 16
        },
        "end": {
          "line": 167,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3697,
      "end": 3698,
      "loc": {
        "start": {
          "line": 167,
          "column": 20
        },
        "end": {
          "line": 167,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3703,
      "end": 3704,
      "loc": {
        "start": {
          "line": 168,
          "column": 4
        },
        "end": {
          "line": 168,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "catch",
        "keyword": "catch",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "catch",
      "start": 3704,
      "end": 3709,
      "loc": {
        "start": {
          "line": 168,
          "column": 5
        },
        "end": {
          "line": 168,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3709,
      "end": 3710,
      "loc": {
        "start": {
          "line": 168,
          "column": 10
        },
        "end": {
          "line": 168,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3710,
      "end": 3711,
      "loc": {
        "start": {
          "line": 168,
          "column": 11
        },
        "end": {
          "line": 168,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 3711,
      "end": 3716,
      "loc": {
        "start": {
          "line": 168,
          "column": 12
        },
        "end": {
          "line": 168,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3716,
      "end": 3717,
      "loc": {
        "start": {
          "line": 168,
          "column": 17
        },
        "end": {
          "line": 168,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Error",
      "start": 3718,
      "end": 3723,
      "loc": {
        "start": {
          "line": 168,
          "column": 19
        },
        "end": {
          "line": 168,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3723,
      "end": 3724,
      "loc": {
        "start": {
          "line": 168,
          "column": 24
        },
        "end": {
          "line": 168,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3725,
      "end": 3727,
      "loc": {
        "start": {
          "line": 168,
          "column": 26
        },
        "end": {
          "line": 168,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3728,
      "end": 3729,
      "loc": {
        "start": {
          "line": 168,
          "column": 29
        },
        "end": {
          "line": 168,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "if",
        "keyword": "if",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "if",
      "start": 3736,
      "end": 3738,
      "loc": {
        "start": {
          "line": 169,
          "column": 6
        },
        "end": {
          "line": 169,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3739,
      "end": 3740,
      "loc": {
        "start": {
          "line": 169,
          "column": 9
        },
        "end": {
          "line": 169,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 3740,
      "end": 3745,
      "loc": {
        "start": {
          "line": 169,
          "column": 10
        },
        "end": {
          "line": 169,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3745,
      "end": 3746,
      "loc": {
        "start": {
          "line": 169,
          "column": 15
        },
        "end": {
          "line": 169,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "message",
      "start": 3746,
      "end": 3753,
      "loc": {
        "start": {
          "line": 169,
          "column": 16
        },
        "end": {
          "line": 169,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3753,
      "end": 3754,
      "loc": {
        "start": {
          "line": 169,
          "column": 23
        },
        "end": {
          "line": 169,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "match",
      "start": 3754,
      "end": 3759,
      "loc": {
        "start": {
          "line": 169,
          "column": 24
        },
        "end": {
          "line": 169,
          "column": 29
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3759,
      "end": 3760,
      "loc": {
        "start": {
          "line": 169,
          "column": 29
        },
        "end": {
          "line": 169,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "regexp",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": {
        "pattern": "Table\\ .*\\ already\\ exists",
        "flags": ""
      },
      "start": 3760,
      "end": 3788,
      "loc": {
        "start": {
          "line": 169,
          "column": 30
        },
        "end": {
          "line": 169,
          "column": 58
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3788,
      "end": 3789,
      "loc": {
        "start": {
          "line": 169,
          "column": 58
        },
        "end": {
          "line": 169,
          "column": 59
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3789,
      "end": 3790,
      "loc": {
        "start": {
          "line": 169,
          "column": 59
        },
        "end": {
          "line": 169,
          "column": 60
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3791,
      "end": 3792,
      "loc": {
        "start": {
          "line": 169,
          "column": 61
        },
        "end": {
          "line": 169,
          "column": 62
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 3801,
      "end": 3807,
      "loc": {
        "start": {
          "line": 170,
          "column": 8
        },
        "end": {
          "line": 170,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "false",
        "keyword": "false",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "false",
      "start": 3808,
      "end": 3813,
      "loc": {
        "start": {
          "line": 170,
          "column": 15
        },
        "end": {
          "line": 170,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3813,
      "end": 3814,
      "loc": {
        "start": {
          "line": 170,
          "column": 20
        },
        "end": {
          "line": 170,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3821,
      "end": 3822,
      "loc": {
        "start": {
          "line": 171,
          "column": 6
        },
        "end": {
          "line": 171,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "throw",
        "keyword": "throw",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "throw",
      "start": 3829,
      "end": 3834,
      "loc": {
        "start": {
          "line": 172,
          "column": 6
        },
        "end": {
          "line": 172,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 3835,
      "end": 3840,
      "loc": {
        "start": {
          "line": 172,
          "column": 12
        },
        "end": {
          "line": 172,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3840,
      "end": 3841,
      "loc": {
        "start": {
          "line": 172,
          "column": 17
        },
        "end": {
          "line": 172,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3846,
      "end": 3847,
      "loc": {
        "start": {
          "line": 173,
          "column": 4
        },
        "end": {
          "line": 173,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3847,
      "end": 3848,
      "loc": {
        "start": {
          "line": 173,
          "column": 5
        },
        "end": {
          "line": 173,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 3848,
      "end": 3849,
      "loc": {
        "start": {
          "line": 173,
          "column": 6
        },
        "end": {
          "line": 173,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 3850,
      "end": 3851,
      "loc": {
        "start": {
          "line": 174,
          "column": 0
        },
        "end": {
          "line": 174,
          "column": 1
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .ensureTable",
      "start": 3852,
      "end": 3867,
      "loc": {
        "start": {
          "line": 174,
          "column": 2
        },
        "end": {
          "line": 174,
          "column": 17
        }
      }
    },
    {
      "type": "CommentBlock",
      "value": "*\n* ensure that an index exists on a table, creating if necessary.\n* \n* returns `Promise<boolean>` that resolved `true` if the index was created\n* and `false` if it was already there.\n",
      "start": 3869,
      "end": 4057,
      "loc": {
        "start": {
          "line": 176,
          "column": 0
        },
        "end": {
          "line": 181,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "export",
        "keyword": "export",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "export",
      "start": 4058,
      "end": 4064,
      "loc": {
        "start": {
          "line": 182,
          "column": 0
        },
        "end": {
          "line": 182,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": "function",
        "keyword": "function",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "function",
      "start": 4065,
      "end": 4073,
      "loc": {
        "start": {
          "line": 182,
          "column": 7
        },
        "end": {
          "line": 182,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "ensureIndex",
      "start": 4074,
      "end": 4085,
      "loc": {
        "start": {
          "line": 182,
          "column": 16
        },
        "end": {
          "line": 182,
          "column": 27
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4085,
      "end": 4086,
      "loc": {
        "start": {
          "line": 182,
          "column": 27
        },
        "end": {
          "line": 182,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 4089,
      "end": 4090,
      "loc": {
        "start": {
          "line": 183,
          "column": 2
        },
        "end": {
          "line": 183,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4090,
      "end": 4091,
      "loc": {
        "start": {
          "line": 183,
          "column": 3
        },
        "end": {
          "line": 183,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IRethinkDB",
      "start": 4092,
      "end": 4102,
      "loc": {
        "start": {
          "line": 183,
          "column": 5
        },
        "end": {
          "line": 183,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4102,
      "end": 4103,
      "loc": {
        "start": {
          "line": 183,
          "column": 15
        },
        "end": {
          "line": 183,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "conn",
      "start": 4106,
      "end": 4110,
      "loc": {
        "start": {
          "line": 184,
          "column": 2
        },
        "end": {
          "line": 184,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4110,
      "end": 4111,
      "loc": {
        "start": {
          "line": 184,
          "column": 6
        },
        "end": {
          "line": 184,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "IConnection",
      "start": 4112,
      "end": 4123,
      "loc": {
        "start": {
          "line": 184,
          "column": 8
        },
        "end": {
          "line": 184,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4123,
      "end": 4124,
      "loc": {
        "start": {
          "line": 184,
          "column": 19
        },
        "end": {
          "line": 184,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "tableName",
      "start": 4127,
      "end": 4136,
      "loc": {
        "start": {
          "line": 185,
          "column": 2
        },
        "end": {
          "line": 185,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4136,
      "end": 4137,
      "loc": {
        "start": {
          "line": 185,
          "column": 11
        },
        "end": {
          "line": 185,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "string",
      "start": 4138,
      "end": 4144,
      "loc": {
        "start": {
          "line": 185,
          "column": 13
        },
        "end": {
          "line": 185,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4144,
      "end": 4145,
      "loc": {
        "start": {
          "line": 185,
          "column": 19
        },
        "end": {
          "line": 185,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexName",
      "start": 4148,
      "end": 4157,
      "loc": {
        "start": {
          "line": 186,
          "column": 2
        },
        "end": {
          "line": 186,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4157,
      "end": 4158,
      "loc": {
        "start": {
          "line": 186,
          "column": 11
        },
        "end": {
          "line": 186,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "string",
      "start": 4159,
      "end": 4165,
      "loc": {
        "start": {
          "line": 186,
          "column": 13
        },
        "end": {
          "line": 186,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4165,
      "end": 4166,
      "loc": {
        "start": {
          "line": 186,
          "column": 19
        },
        "end": {
          "line": 186,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": "...",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4169,
      "end": 4172,
      "loc": {
        "start": {
          "line": 187,
          "column": 2
        },
        "end": {
          "line": 187,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexCreateOptions",
      "start": 4172,
      "end": 4190,
      "loc": {
        "start": {
          "line": 187,
          "column": 5
        },
        "end": {
          "line": 187,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4190,
      "end": 4191,
      "loc": {
        "start": {
          "line": 187,
          "column": 23
        },
        "end": {
          "line": 187,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Array",
      "start": 4192,
      "end": 4197,
      "loc": {
        "start": {
          "line": 187,
          "column": 25
        },
        "end": {
          "line": 187,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": "<",
      "start": 4197,
      "end": 4198,
      "loc": {
        "start": {
          "line": 187,
          "column": 30
        },
        "end": {
          "line": 187,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "*",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 10,
        "updateContext": null
      },
      "value": "*",
      "start": 4198,
      "end": 4199,
      "loc": {
        "start": {
          "line": 187,
          "column": 31
        },
        "end": {
          "line": 187,
          "column": 32
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": ">",
      "start": 4199,
      "end": 4200,
      "loc": {
        "start": {
          "line": 187,
          "column": 32
        },
        "end": {
          "line": 187,
          "column": 33
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4201,
      "end": 4202,
      "loc": {
        "start": {
          "line": 188,
          "column": 0
        },
        "end": {
          "line": 188,
          "column": 1
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4202,
      "end": 4203,
      "loc": {
        "start": {
          "line": 188,
          "column": 1
        },
        "end": {
          "line": 188,
          "column": 2
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Promise",
      "start": 4204,
      "end": 4211,
      "loc": {
        "start": {
          "line": 188,
          "column": 3
        },
        "end": {
          "line": 188,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": "<",
      "start": 4211,
      "end": 4212,
      "loc": {
        "start": {
          "line": 188,
          "column": 10
        },
        "end": {
          "line": 188,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "boolean",
      "start": 4212,
      "end": 4219,
      "loc": {
        "start": {
          "line": 188,
          "column": 11
        },
        "end": {
          "line": 188,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "</>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": 7,
        "updateContext": null
      },
      "value": ">",
      "start": 4219,
      "end": 4220,
      "loc": {
        "start": {
          "line": 188,
          "column": 18
        },
        "end": {
          "line": 188,
          "column": 19
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4221,
      "end": 4222,
      "loc": {
        "start": {
          "line": 188,
          "column": 20
        },
        "end": {
          "line": 188,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "debug",
      "start": 4225,
      "end": 4230,
      "loc": {
        "start": {
          "line": 189,
          "column": 2
        },
        "end": {
          "line": 189,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4230,
      "end": 4231,
      "loc": {
        "start": {
          "line": 189,
          "column": 7
        },
        "end": {
          "line": 189,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4232,
      "end": 4233,
      "loc": {
        "start": {
          "line": 189,
          "column": 9
        },
        "end": {
          "line": 189,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "ENSURING index ",
      "start": 4233,
      "end": 4248,
      "loc": {
        "start": {
          "line": 189,
          "column": 10
        },
        "end": {
          "line": 189,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4248,
      "end": 4250,
      "loc": {
        "start": {
          "line": 189,
          "column": 25
        },
        "end": {
          "line": 189,
          "column": 27
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexName",
      "start": 4251,
      "end": 4260,
      "loc": {
        "start": {
          "line": 189,
          "column": 28
        },
        "end": {
          "line": 189,
          "column": 37
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4261,
      "end": 4262,
      "loc": {
        "start": {
          "line": 189,
          "column": 38
        },
        "end": {
          "line": 189,
          "column": 39
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": " on table ",
      "start": 4262,
      "end": 4272,
      "loc": {
        "start": {
          "line": 189,
          "column": 39
        },
        "end": {
          "line": 189,
          "column": 49
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4272,
      "end": 4274,
      "loc": {
        "start": {
          "line": 189,
          "column": 49
        },
        "end": {
          "line": 189,
          "column": 51
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "tableName",
      "start": 4275,
      "end": 4284,
      "loc": {
        "start": {
          "line": 189,
          "column": 52
        },
        "end": {
          "line": 189,
          "column": 61
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4285,
      "end": 4286,
      "loc": {
        "start": {
          "line": 189,
          "column": 62
        },
        "end": {
          "line": 189,
          "column": 63
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "",
      "start": 4286,
      "end": 4286,
      "loc": {
        "start": {
          "line": 189,
          "column": 63
        },
        "end": {
          "line": 189,
          "column": 63
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4286,
      "end": 4287,
      "loc": {
        "start": {
          "line": 189,
          "column": 63
        },
        "end": {
          "line": 189,
          "column": 64
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4287,
      "end": 4288,
      "loc": {
        "start": {
          "line": 189,
          "column": 64
        },
        "end": {
          "line": 189,
          "column": 65
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4289,
      "end": 4290,
      "loc": {
        "start": {
          "line": 189,
          "column": 66
        },
        "end": {
          "line": 189,
          "column": 67
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexCreateOptions",
      "start": 4295,
      "end": 4313,
      "loc": {
        "start": {
          "line": 190,
          "column": 4
        },
        "end": {
          "line": 190,
          "column": 22
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4316,
      "end": 4317,
      "loc": {
        "start": {
          "line": 191,
          "column": 2
        },
        "end": {
          "line": 191,
          "column": 3
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4317,
      "end": 4318,
      "loc": {
        "start": {
          "line": 191,
          "column": 3
        },
        "end": {
          "line": 191,
          "column": 4
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 4324,
      "end": 4330,
      "loc": {
        "start": {
          "line": 193,
          "column": 2
        },
        "end": {
          "line": 193,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "r",
      "start": 4331,
      "end": 4332,
      "loc": {
        "start": {
          "line": 193,
          "column": 9
        },
        "end": {
          "line": 193,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4337,
      "end": 4338,
      "loc": {
        "start": {
          "line": 194,
          "column": 4
        },
        "end": {
          "line": 194,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "table",
      "start": 4338,
      "end": 4343,
      "loc": {
        "start": {
          "line": 194,
          "column": 5
        },
        "end": {
          "line": 194,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4343,
      "end": 4344,
      "loc": {
        "start": {
          "line": 194,
          "column": 10
        },
        "end": {
          "line": 194,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "tableName",
      "start": 4344,
      "end": 4353,
      "loc": {
        "start": {
          "line": 194,
          "column": 11
        },
        "end": {
          "line": 194,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4353,
      "end": 4354,
      "loc": {
        "start": {
          "line": 194,
          "column": 20
        },
        "end": {
          "line": 194,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4359,
      "end": 4360,
      "loc": {
        "start": {
          "line": 195,
          "column": 4
        },
        "end": {
          "line": 195,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexCreate",
      "start": 4360,
      "end": 4371,
      "loc": {
        "start": {
          "line": 195,
          "column": 5
        },
        "end": {
          "line": 195,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4371,
      "end": 4372,
      "loc": {
        "start": {
          "line": 195,
          "column": 16
        },
        "end": {
          "line": 195,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexName",
      "start": 4372,
      "end": 4381,
      "loc": {
        "start": {
          "line": 195,
          "column": 17
        },
        "end": {
          "line": 195,
          "column": 26
        }
      }
    },
    {
      "type": {
        "label": ",",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4381,
      "end": 4382,
      "loc": {
        "start": {
          "line": 195,
          "column": 26
        },
        "end": {
          "line": 195,
          "column": 27
        }
      }
    },
    {
      "type": {
        "label": "...",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4383,
      "end": 4386,
      "loc": {
        "start": {
          "line": 195,
          "column": 28
        },
        "end": {
          "line": 195,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexCreateOptions",
      "start": 4386,
      "end": 4404,
      "loc": {
        "start": {
          "line": 195,
          "column": 31
        },
        "end": {
          "line": 195,
          "column": 49
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4404,
      "end": 4405,
      "loc": {
        "start": {
          "line": 195,
          "column": 49
        },
        "end": {
          "line": 195,
          "column": 50
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4410,
      "end": 4411,
      "loc": {
        "start": {
          "line": 196,
          "column": 4
        },
        "end": {
          "line": 196,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "run",
      "start": 4411,
      "end": 4414,
      "loc": {
        "start": {
          "line": 196,
          "column": 5
        },
        "end": {
          "line": 196,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4414,
      "end": 4415,
      "loc": {
        "start": {
          "line": 196,
          "column": 8
        },
        "end": {
          "line": 196,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "conn",
      "start": 4415,
      "end": 4419,
      "loc": {
        "start": {
          "line": 196,
          "column": 9
        },
        "end": {
          "line": 196,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4419,
      "end": 4420,
      "loc": {
        "start": {
          "line": 196,
          "column": 13
        },
        "end": {
          "line": 196,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4425,
      "end": 4426,
      "loc": {
        "start": {
          "line": 197,
          "column": 4
        },
        "end": {
          "line": 197,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "then",
      "start": 4426,
      "end": 4430,
      "loc": {
        "start": {
          "line": 197,
          "column": 5
        },
        "end": {
          "line": 197,
          "column": 9
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4430,
      "end": 4431,
      "loc": {
        "start": {
          "line": 197,
          "column": 9
        },
        "end": {
          "line": 197,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4431,
      "end": 4432,
      "loc": {
        "start": {
          "line": 197,
          "column": 10
        },
        "end": {
          "line": 197,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4432,
      "end": 4433,
      "loc": {
        "start": {
          "line": 197,
          "column": 11
        },
        "end": {
          "line": 197,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4433,
      "end": 4434,
      "loc": {
        "start": {
          "line": 197,
          "column": 12
        },
        "end": {
          "line": 197,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "boolean",
      "start": 4435,
      "end": 4442,
      "loc": {
        "start": {
          "line": 197,
          "column": 14
        },
        "end": {
          "line": 197,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4443,
      "end": 4445,
      "loc": {
        "start": {
          "line": 197,
          "column": 22
        },
        "end": {
          "line": 197,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4446,
      "end": 4447,
      "loc": {
        "start": {
          "line": 197,
          "column": 25
        },
        "end": {
          "line": 197,
          "column": 26
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "debug",
      "start": 4454,
      "end": 4459,
      "loc": {
        "start": {
          "line": 198,
          "column": 6
        },
        "end": {
          "line": 198,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4459,
      "end": 4460,
      "loc": {
        "start": {
          "line": 198,
          "column": 11
        },
        "end": {
          "line": 198,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4461,
      "end": 4462,
      "loc": {
        "start": {
          "line": 198,
          "column": 13
        },
        "end": {
          "line": 198,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "ensuring index ",
      "start": 4462,
      "end": 4477,
      "loc": {
        "start": {
          "line": 198,
          "column": 14
        },
        "end": {
          "line": 198,
          "column": 29
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4477,
      "end": 4479,
      "loc": {
        "start": {
          "line": 198,
          "column": 29
        },
        "end": {
          "line": 198,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexName",
      "start": 4480,
      "end": 4489,
      "loc": {
        "start": {
          "line": 198,
          "column": 32
        },
        "end": {
          "line": 198,
          "column": 41
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4490,
      "end": 4491,
      "loc": {
        "start": {
          "line": 198,
          "column": 42
        },
        "end": {
          "line": 198,
          "column": 43
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": " CREATED on table ",
      "start": 4491,
      "end": 4509,
      "loc": {
        "start": {
          "line": 198,
          "column": 43
        },
        "end": {
          "line": 198,
          "column": 61
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4509,
      "end": 4511,
      "loc": {
        "start": {
          "line": 198,
          "column": 61
        },
        "end": {
          "line": 198,
          "column": 63
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "tableName",
      "start": 4512,
      "end": 4521,
      "loc": {
        "start": {
          "line": 198,
          "column": 64
        },
        "end": {
          "line": 198,
          "column": 73
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4522,
      "end": 4523,
      "loc": {
        "start": {
          "line": 198,
          "column": 74
        },
        "end": {
          "line": 198,
          "column": 75
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "",
      "start": 4523,
      "end": 4523,
      "loc": {
        "start": {
          "line": 198,
          "column": 75
        },
        "end": {
          "line": 198,
          "column": 75
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4523,
      "end": 4524,
      "loc": {
        "start": {
          "line": 198,
          "column": 75
        },
        "end": {
          "line": 198,
          "column": 76
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4524,
      "end": 4525,
      "loc": {
        "start": {
          "line": 198,
          "column": 76
        },
        "end": {
          "line": 198,
          "column": 77
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 4532,
      "end": 4538,
      "loc": {
        "start": {
          "line": 199,
          "column": 6
        },
        "end": {
          "line": 199,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "true",
        "keyword": "true",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "true",
      "start": 4539,
      "end": 4543,
      "loc": {
        "start": {
          "line": 199,
          "column": 13
        },
        "end": {
          "line": 199,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4543,
      "end": 4544,
      "loc": {
        "start": {
          "line": 199,
          "column": 17
        },
        "end": {
          "line": 199,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4549,
      "end": 4550,
      "loc": {
        "start": {
          "line": 200,
          "column": 4
        },
        "end": {
          "line": 200,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4550,
      "end": 4551,
      "loc": {
        "start": {
          "line": 200,
          "column": 5
        },
        "end": {
          "line": 200,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4556,
      "end": 4557,
      "loc": {
        "start": {
          "line": 201,
          "column": 4
        },
        "end": {
          "line": 201,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": "catch",
        "keyword": "catch",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "catch",
      "start": 4557,
      "end": 4562,
      "loc": {
        "start": {
          "line": 201,
          "column": 5
        },
        "end": {
          "line": 201,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4562,
      "end": 4563,
      "loc": {
        "start": {
          "line": 201,
          "column": 10
        },
        "end": {
          "line": 201,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4563,
      "end": 4564,
      "loc": {
        "start": {
          "line": 201,
          "column": 11
        },
        "end": {
          "line": 201,
          "column": 12
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 4564,
      "end": 4569,
      "loc": {
        "start": {
          "line": 201,
          "column": 12
        },
        "end": {
          "line": 201,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4569,
      "end": 4570,
      "loc": {
        "start": {
          "line": 201,
          "column": 17
        },
        "end": {
          "line": 201,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "Error",
      "start": 4571,
      "end": 4576,
      "loc": {
        "start": {
          "line": 201,
          "column": 19
        },
        "end": {
          "line": 201,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4576,
      "end": 4577,
      "loc": {
        "start": {
          "line": 201,
          "column": 24
        },
        "end": {
          "line": 201,
          "column": 25
        }
      }
    },
    {
      "type": {
        "label": "=>",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4578,
      "end": 4580,
      "loc": {
        "start": {
          "line": 201,
          "column": 26
        },
        "end": {
          "line": 201,
          "column": 28
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4581,
      "end": 4582,
      "loc": {
        "start": {
          "line": 201,
          "column": 29
        },
        "end": {
          "line": 201,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "if",
        "keyword": "if",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "if",
      "start": 4589,
      "end": 4591,
      "loc": {
        "start": {
          "line": 202,
          "column": 6
        },
        "end": {
          "line": 202,
          "column": 8
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4592,
      "end": 4593,
      "loc": {
        "start": {
          "line": 202,
          "column": 9
        },
        "end": {
          "line": 202,
          "column": 10
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 4593,
      "end": 4598,
      "loc": {
        "start": {
          "line": 202,
          "column": 10
        },
        "end": {
          "line": 202,
          "column": 15
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4598,
      "end": 4599,
      "loc": {
        "start": {
          "line": 202,
          "column": 15
        },
        "end": {
          "line": 202,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "message",
      "start": 4599,
      "end": 4606,
      "loc": {
        "start": {
          "line": 202,
          "column": 16
        },
        "end": {
          "line": 202,
          "column": 23
        }
      }
    },
    {
      "type": {
        "label": ".",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4606,
      "end": 4607,
      "loc": {
        "start": {
          "line": 202,
          "column": 23
        },
        "end": {
          "line": 202,
          "column": 24
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "match",
      "start": 4607,
      "end": 4612,
      "loc": {
        "start": {
          "line": 202,
          "column": 24
        },
        "end": {
          "line": 202,
          "column": 29
        }
      }
    },
    {
      "type": {
        "label": "(",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4612,
      "end": 4613,
      "loc": {
        "start": {
          "line": 202,
          "column": 29
        },
        "end": {
          "line": 202,
          "column": 30
        }
      }
    },
    {
      "type": {
        "label": "regexp",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": {
        "pattern": "Index\\ .*\\ already\\ exists",
        "flags": ""
      },
      "start": 4613,
      "end": 4641,
      "loc": {
        "start": {
          "line": 202,
          "column": 30
        },
        "end": {
          "line": 202,
          "column": 58
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4641,
      "end": 4642,
      "loc": {
        "start": {
          "line": 202,
          "column": 58
        },
        "end": {
          "line": 202,
          "column": 59
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4642,
      "end": 4643,
      "loc": {
        "start": {
          "line": 202,
          "column": 59
        },
        "end": {
          "line": 202,
          "column": 60
        }
      }
    },
    {
      "type": {
        "label": "{",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4644,
      "end": 4645,
      "loc": {
        "start": {
          "line": 202,
          "column": 61
        },
        "end": {
          "line": 202,
          "column": 62
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "debug",
      "start": 4654,
      "end": 4659,
      "loc": {
        "start": {
          "line": 203,
          "column": 8
        },
        "end": {
          "line": 203,
          "column": 13
        }
      }
    },
    {
      "type": {
        "label": ":",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4659,
      "end": 4660,
      "loc": {
        "start": {
          "line": 203,
          "column": 13
        },
        "end": {
          "line": 203,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4661,
      "end": 4662,
      "loc": {
        "start": {
          "line": 203,
          "column": 15
        },
        "end": {
          "line": 203,
          "column": 16
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "ensuring index ",
      "start": 4662,
      "end": 4677,
      "loc": {
        "start": {
          "line": 203,
          "column": 16
        },
        "end": {
          "line": 203,
          "column": 31
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4677,
      "end": 4679,
      "loc": {
        "start": {
          "line": 203,
          "column": 31
        },
        "end": {
          "line": 203,
          "column": 33
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "indexName",
      "start": 4680,
      "end": 4689,
      "loc": {
        "start": {
          "line": 203,
          "column": 34
        },
        "end": {
          "line": 203,
          "column": 43
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4690,
      "end": 4691,
      "loc": {
        "start": {
          "line": 203,
          "column": 44
        },
        "end": {
          "line": 203,
          "column": 45
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": " EXISTED on table ",
      "start": 4691,
      "end": 4709,
      "loc": {
        "start": {
          "line": 203,
          "column": 45
        },
        "end": {
          "line": 203,
          "column": 63
        }
      }
    },
    {
      "type": {
        "label": "${",
        "beforeExpr": true,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4709,
      "end": 4711,
      "loc": {
        "start": {
          "line": 203,
          "column": 63
        },
        "end": {
          "line": 203,
          "column": 65
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "tableName",
      "start": 4712,
      "end": 4721,
      "loc": {
        "start": {
          "line": 203,
          "column": 66
        },
        "end": {
          "line": 203,
          "column": 75
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4722,
      "end": 4723,
      "loc": {
        "start": {
          "line": 203,
          "column": 76
        },
        "end": {
          "line": 203,
          "column": 77
        }
      }
    },
    {
      "type": {
        "label": "template",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "",
      "start": 4723,
      "end": 4723,
      "loc": {
        "start": {
          "line": 203,
          "column": 77
        },
        "end": {
          "line": 203,
          "column": 77
        }
      }
    },
    {
      "type": {
        "label": "`",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4723,
      "end": 4724,
      "loc": {
        "start": {
          "line": 203,
          "column": 77
        },
        "end": {
          "line": 203,
          "column": 78
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4724,
      "end": 4725,
      "loc": {
        "start": {
          "line": 203,
          "column": 78
        },
        "end": {
          "line": 203,
          "column": 79
        }
      }
    },
    {
      "type": {
        "label": "return",
        "keyword": "return",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "return",
      "start": 4734,
      "end": 4740,
      "loc": {
        "start": {
          "line": 204,
          "column": 8
        },
        "end": {
          "line": 204,
          "column": 14
        }
      }
    },
    {
      "type": {
        "label": "false",
        "keyword": "false",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "false",
      "start": 4741,
      "end": 4746,
      "loc": {
        "start": {
          "line": 204,
          "column": 15
        },
        "end": {
          "line": 204,
          "column": 20
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4746,
      "end": 4747,
      "loc": {
        "start": {
          "line": 204,
          "column": 20
        },
        "end": {
          "line": 204,
          "column": 21
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4754,
      "end": 4755,
      "loc": {
        "start": {
          "line": 205,
          "column": 6
        },
        "end": {
          "line": 205,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "throw",
        "keyword": "throw",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "value": "throw",
      "start": 4762,
      "end": 4767,
      "loc": {
        "start": {
          "line": 206,
          "column": 6
        },
        "end": {
          "line": 206,
          "column": 11
        }
      }
    },
    {
      "type": {
        "label": "name",
        "beforeExpr": false,
        "startsExpr": true,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "value": "error",
      "start": 4768,
      "end": 4773,
      "loc": {
        "start": {
          "line": 206,
          "column": 12
        },
        "end": {
          "line": 206,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4773,
      "end": 4774,
      "loc": {
        "start": {
          "line": 206,
          "column": 17
        },
        "end": {
          "line": 206,
          "column": 18
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4779,
      "end": 4780,
      "loc": {
        "start": {
          "line": 207,
          "column": 4
        },
        "end": {
          "line": 207,
          "column": 5
        }
      }
    },
    {
      "type": {
        "label": ")",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4780,
      "end": 4781,
      "loc": {
        "start": {
          "line": 207,
          "column": 5
        },
        "end": {
          "line": 207,
          "column": 6
        }
      }
    },
    {
      "type": {
        "label": ";",
        "beforeExpr": true,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4781,
      "end": 4782,
      "loc": {
        "start": {
          "line": 207,
          "column": 6
        },
        "end": {
          "line": 207,
          "column": 7
        }
      }
    },
    {
      "type": {
        "label": "}",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null
      },
      "start": 4783,
      "end": 4784,
      "loc": {
        "start": {
          "line": 208,
          "column": 0
        },
        "end": {
          "line": 208,
          "column": 1
        }
      }
    },
    {
      "type": "CommentLine",
      "value": " .ensureIndex",
      "start": 4785,
      "end": 4800,
      "loc": {
        "start": {
          "line": 208,
          "column": 2
        },
        "end": {
          "line": 208,
          "column": 17
        }
      }
    },
    {
      "type": {
        "label": "eof",
        "beforeExpr": false,
        "startsExpr": false,
        "rightAssociative": false,
        "isLoop": false,
        "isAssign": false,
        "prefix": false,
        "postfix": false,
        "binop": null,
        "updateContext": null
      },
      "start": 4802,
      "end": 4802,
      "loc": {
        "start": {
          "line": 210,
          "column": 0
        },
        "end": {
          "line": 210,
          "column": 0
        }
      }
    }
  ]
}