tsconfig.json

{
  "compilerOptions": {
    "target": "es6",
    "module": "CommonJS",
    // "moduleResolution": "node",
    "declaration": false,
    "noEmit": true,
    "outDir": "build/output/node",
    "noImplicitAny": false,
    "removeComments": false,
    "noLib": false,
    "strict": false,
    "skipLibCheck": true,
    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,
    "allowUnreachableCode": true,
    "pretty": false,
    "sourceMap": true,
    "stripInternal": true,
    "lib": ["es2015", "es2016", "dom"],
    "typeRoots": ["typings", "node_modules/@types"]
  },
  "compileOnSave": false,
  "exclude": [
      "node_modules",
    "projects",
    "build",
    "src/js/System.d.ts",
    "typings/ExchangeWebService.d.ts",
    "src/js/Microsoft.Exchange.WebServices.d__.ts"
  ]
}