VSCode re-compile TS files and report errors

tasks.json

{
    "version": "2.0.0",
    "tasks": [
        {
            "label": "[C] re-validate typescript",
            // Find your TS compiler, it's usually here or globally as "tsc"
            "command": "./node_modules/typescript/bin/tsc",
            // Pass the arg "-p" and point to our tsconfig file
            "type": "shell",
            "args": [
                "--project",
                "./tsconfig.json",
                "--noEmit"
            ],
            // Blocks terminal from popping up on complete
            "presentation": {
                "reveal": "never",
            },
            // Reports as TS errors
            "problemMatcher": "$tsc"
        },
        {
            "label": "[C] eslint",
            "type": "npm",
            "script": "eslint",
            "problemMatcher": [
                "$eslint-stylish"
            ],
            "presentation": {
                "reveal": "never",
            },
        }
    ]
}