{
  "type": "Script",
  "directives": [],
  "statements": [
    {
      "type": "ExpressionStatement",
      "expression": {
        "type": "ArrowExpression",
        "isAsync": false,
        "params": {
          "type": "FormalParameters",
          "items": [
            {
              "type": "BindingIdentifier",
              "name": "a",
              "loc": {
                "start": {
                  "line": 1,
                  "column": 1,
                  "offset": 1
                },
                "end": {
                  "line": 1,
                  "column": 2,
                  "offset": 2
                }
              }
            }
          ],
          "rest": null,
          "loc": {
            "start": {
              "line": 1,
              "column": 0,
              "offset": 0
            },
            "end": {
              "line": 1,
              "column": 3,
              "offset": 3
            }
          }
        },
        "body": {
          "type": "FunctionBody",
          "directives": [],
          "statements": [
            {
              "type": "ExpressionStatement",
              "expression": {
                "type": "BinaryExpression",
                "left": {
                  "type": "IdentifierExpression",
                  "name": "yield",
                  "loc": {
                    "start": {
                      "line": 1,
                      "column": 9,
                      "offset": 9
                    },
                    "end": {
                      "line": 1,
                      "column": 14,
                      "offset": 14
                    }
                  }
                },
                "operator": "+",
                "right": {
                  "type": "IdentifierExpression",
                  "name": "a",
                  "loc": {
                    "start": {
                      "line": 1,
                      "column": 17,
                      "offset": 17
                    },
                    "end": {
                      "line": 1,
                      "column": 18,
                      "offset": 18
                    }
                  }
                },
                "loc": {
                  "start": {
                    "line": 1,
                    "column": 9,
                    "offset": 9
                  },
                  "end": {
                    "line": 1,
                    "column": 18,
                    "offset": 18
                  }
                }
              },
              "loc": {
                "start": {
                  "line": 1,
                  "column": 9,
                  "offset": 9
                },
                "end": {
                  "line": 1,
                  "column": 18,
                  "offset": 18
                }
              }
            }
          ],
          "loc": {
            "start": {
              "line": 1,
              "column": 7,
              "offset": 7
            },
            "end": {
              "line": 1,
              "column": 20,
              "offset": 20
            }
          }
        },
        "loc": {
          "start": {
            "line": 1,
            "column": 0,
            "offset": 0
          },
          "end": {
            "line": 1,
            "column": 20,
            "offset": 20
          }
        }
      },
      "loc": {
        "start": {
          "line": 1,
          "column": 0,
          "offset": 0
        },
        "end": {
          "line": 1,
          "column": 21,
          "offset": 21
        }
      }
    }
  ],
  "loc": {
    "start": {
      "line": 1,
      "column": 0,
      "offset": 0
    },
    "end": {
      "line": 2,
      "column": 0,
      "offset": 22
    }
  }
}
