{
    "version": "0.1.0",
    "command": "npm",
    "options": {
      "cwd": "${workspaceRoot}"
    },
    "type": "shell",
    "args": ["run", "start"],
    "presentation": {
      "echo": true,
      "reveal": "always",
      "focus": false,
      "panel": "shared"
    },
    "isBackground": true,
    "problemMatcher": {
      "fileLocation": "absolute",
      "owner": "ocaml",
      "background": {
        "activeOnStart": false,
        "beginsPattern": ">>>> Start compiling",
        "endsPattern": ">>>> Finish compiling"
      },
      "pattern": [
        {
          "regexp":
            "^File \"(.*)\", line (\\d+)(?:, characters (\\d+)-(\\d+))?:$",
          "file": 1,
          "line": 2,
          "column": 3,
          "endColumn": 4
        },
        {
          "regexp":
            "^(?:(?:Parse\\s+)?(Warning|[Ee]rror)(?:\\s+\\d+)?:)?\\s+(.*)$",
          "severity": 1,
          "message": 2,
          "loop": true
        }
      ]
    }
  }