tsconfig.ex.json

{
  "exclude": ["node_modules", "lib"],
  "include": ["examples"],
  "compilerOptions": {
    /* Basic Options */
    "target": "es2015" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017','ES2018' or 'ESNEXT'. */,
    "module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */,
    "lib": [
      "es2015"
    ],
    "declaration": true /* Generates corresponding '.d.ts' file. */,
    "declarationMap": true,                /* Generates a sourcemap for each corresponding '.d.ts' file. */
    "sourceMap": true /* Generates corresponding '.map' file. */,
    // "outFile": "./",                       /* Concatenate and emit output to single file. */
    "outDir": "./lib.examples" /* Redirect output structure to the directory. */,
    "rootDir": "./examples" /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */,

    /* Strict Type-Checking Options */
    "strict": true /* Enable all strict type-checking options. */,

    /* Module Resolution Options */
    "moduleResolution": "node",            /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
    "types": [
      "reflect-metadata",
      "jest"
    ] /* Type declaration files to be included in compilation. */,
    "baseUrl": "./",
    "paths": {
      "@/*": ["src/*"]
    },
    "esModuleInterop": true /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */,

    /* Experimental Options */
    "experimentalDecorators": true /* Enables experimental support for ES7 decorators. */,
    "emitDecoratorMetadata": true /* Enables experimental support for emitting type metadata for decorators. */
  }
}