primeng/tsconfig.app.json

{
    "extends": "./tsconfig.json",
    "compilerOptions": {
      "outDir": "./out-tsc/app",
      "types": []
    },
    "include": [
      "src/**/*.ts"
    ],
    "exclude": [
      "src/test.ts",
      "src/**/*.spec.ts"
    ]
  }