Visual Studio Code problem matcher for TSLint and Karma webpack tests on Typescript files with sourcemaps.

tasks.json

{
    "version": "0.1.0",
    "command": "npm",
    "isShellCommand": true,
    "args": ["run"],
    "tasks": [
        {
            "taskName": "start",
            "args": [],
            "isBuildCommand": true,
            "showOutput": "always",
            "isWatching": true,
            "problemMatcher": [
                {
                    "fileLocation": [
                        "relative",
                        "${workspaceRoot}/"
                    ],
                    "pattern": [
                        {
                            "regexp": "^ERROR in (.+)$",
                            "file": 1
                        },
                        {
                            "regexp": "^((\\(|\\[)(\\d+),\\s?(\\d+)(\\)|\\])): (error|warning)?(\\sTS.+:)?(.+)$",
                            "line": 3,
                            "column": 4,
                            "severity": 6,
                            "message": 8,
                            "loop": true
                        }
                    ],
                    "watching": {
                        "beginsPattern": "Time: \\d+ms",
                        "endsPattern": "webpack: bundle is now VALID."
                    }
                }
            ]
        },
        {
            "taskName": "test-debug",
            "args": [],
            "isTestCommand": true,
            "showOutput": "always",
            "isWatching": true,
            "problemMatcher": [
                {
                    "fileLocation": [
                        "relative",
                        "${workspaceRoot}/"
                    ],
                    "pattern": [
                        {
                            "regexp": "^ERROR in (.+)$",
                            "file": 1
                        },
                        {
                            "regexp": "^((\\(|\\[)(\\d+),\\s?(\\d+)(\\)|\\])): (error|warning)?(\\sTS.+:)?(.+)$",
                            "line": 3,
                            "column": 4,
                            "severity": 6,
                            "message": 8,
                            "loop": true
                        }
                    ],
                    "watching": {
                        "beginsPattern": "Time: \\d+ms",
                        "endsPattern": "webpack: bundle is now VALID."
                    }
                },
                {
                    "fileLocation": ["relative", "${workspaceRoot}"],
                    "pattern": [
                        {
                            "regexp": "(Expected.+\\.)$",
                            "message": 1
                        },
                        {
                            "regexp": "\\s+.+\\s<-\\s+webpack:///(.*\\.tsx?):(\\d+):(\\d+)$",
                            "file": 1,
                            "line": 2,
                            "column": 3
                        }
                    ],
                    "watching": {
                        "beginsPattern": "Time: \\d+ms",
                        "endsPattern": "webpack: bundle is now VALID."
                    }
                }
            ]
        }
    ]
}

Wow thanks!