VSCode Haskell Tasks

tasks.json

{
    "version": "2.0.0",
    "tasks": [
        {
            "label": "Build",
            "type": "shell",
            "command": "bash",
            "args": ["-lc", "cabal new-build && echo 'Done'"],
            "group": {
                "kind": "build",
                "isDefault": true
            },
            "problemMatcher": {
                "owner": "haskell",
                "fileLocation": "relative",
                "pattern": [
                    {
                        "regexp": "^(.+?):(\\d+):(\\d+):\\s+(error|warning|info):.*$",
                        "file": 1, "line": 2, "column": 3, "severity": 4
                    },
                    {
                        "regexp": "\\s*(.*)$",
                        "message": 1
                    }
                ]
            },
            "presentation": {
                "echo": false,
                "reveal": "always",
                "focus": false,
                "panel": "shared",
                "showReuseMessage": false,
                "clear": true
            }
        },
        {
            "label": "Test",
            "type": "shell",
            "command": "bash",
            "args": ["-lc", "cabal new-test && echo 'Done'"],
            "group": {
                "kind": "test",
                "isDefault": true
            },
            "problemMatcher": {
                "owner": "haskell",
                "fileLocation": "relative",
                "pattern": [
                    {
                        "regexp": "^(.+?):(\\d+):(\\d+):.*$",
                        "file": 1, "line": 2, "column": 3, "severity": 4
                    },
                    {
                        "regexp": "\\s*(\\d\\)\\s)?(.*)$",
                        "message": 2
                    }
                ]
            },
            "presentation": {
                "echo": false,
                "reveal": "always",
                "focus": false,
                "panel": "shared",
                "showReuseMessage": false,
                "clear": true
            }
        }
    ]
}