tsconfig.json

{
  "compilerOptions": {
    "strict": true,
    /* Basic Options */
    "target": "es5",
    "module": "commonjs",
    "moduleResolution": "node",
    "declaration": true,

    "esModuleInterop": true,
    "resolveJsonModule": true,

    "noImplicitAny": true,
    "noImplicitThis": true,

    /* Additional Checks */
    "noUnusedLocals": false /* Report errors on unused locals. */, // TODO: reenable (unused imports!)
    "noUnusedParameters": false /* Report errors on unused parameters. */, // TODO: set to true again
    "noImplicitReturns": true /* Report error when not all code paths in function return a value. */,
    "noFallthroughCasesInSwitch": true /* Report errors for fallthrough cases in switch statement. */,

    "sourceMap": true,
    "outDir": "./dist",
    "noLib": false,
    "lib": ["es5", "es6", "es7"]
  },
  "exclude": ["dist", "features", "node_modules"],
  "filesGlob": ["./**/*.ts"]
}