tsconfig.json

{
  "compilerOptions": {
      "target": "es6",
      "declaration": true,
      "module": "commonjs",
      "sourceMap": true,
      "moduleResolution": "node",
      "emitDecoratorMetadata": true,
      "experimentalDecorators": true,
      "noImplicitAny": true,
      "lib": ["es6"]
  },
  "exclude": [
      "node_modules"
  ],
}