tsconfig.json

{
    "compilerOptions": {
        "module": "commonjs",
        "target": "es6",
        "outDir": "out",
        "lib": [
            "es6"
        ],
        "sourceMap": true,
        "inlineSources": true,
        "rootDir": "src",
        "strict": true,
        "noImplicitReturns": true, /* Report error when not all code paths in function return a value. */
        "noFallthroughCasesInSwitch": true, /* Report errors for fallthrough cases in switch statement. */
        "noUnusedParameters": true, /* Report errors on unused parameters. */
        "forceConsistentCasingInFileNames": true,
        "importHelpers": true,
        "removeComments": true,
        "skipLibCheck": true
    },
    "exclude": [
        "node_modules",
        ".vscode-test"
    ]
}