angular-cn/modules/angular2/tsconfig.json

{
    "compilerOptions": {
        "emitDecoratorMetadata": true,
        "experimentalDecorators": true,
        "declaration": true,
        "module": "commonjs",
        "rootDir": ".",
        "sourceMap": true,
        "sourceRoot": ".",
        "target": "es5",
        "outDir": "../../dist/js/cjs"
    }
}