framework/js/tsconfig.json

{
  "include": ["src/**/*.ts"],
  "files": ["shims.d.ts"],
  "compilerOptions": {
    "allowUmdGlobalAccess": true,
    "outDir": "dist",
    "sourceMap": true,
    "strict": true,
    "noImplicitReturns": false,
    "noImplicitAny": false,
    "module": "es2015",
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "esModuleInterop": true,
    "moduleResolution": "node",
    "target": "es6",
    "jsx": "preserve",
    "lib": ["es2015", "es2017", "dom"],
    "allowSyntheticDefaultImports": true
  }
}