sprinklers3/.vscode/tasks.json

{
    // See https://go.microsoft.com/fwlink/?LinkId=733558
    // for the documentation about the tasks.json format
    "version": "2.0.0",
    "tasks": [
        {
            "type": "npm",
            "script": "start",
            "problemMatcher": {
                "owner": "webpack",
                "severity": "error",
                "fileLocation": "relative",
                "pattern": [
                    {
                        "regexp": "ERROR in (.*)",
                        "file": 1
                    },
                    {
                        "regexp": "\\((\\d+),(\\d+)\\):(.*)",
                        "line": 1,
                        "column": 2,
                        "message": 3
                    }
                ]
            }
        }
    ]
}