hunk.code_window:       compilation._ngToolsWebpackPluginInstance = null;
         cb();
       });
       compiler.plugin('after-resolvers', (compiler: any) => {
         // Virtual file system.
         // Wait for the plugin to be done when requesting `.ts` files directly (entry points), or
  
hunk.labels: keep keep add keep keep keep keep
hunk.after_edit:     compiler.plugin('done', () => {
         this._donePromise = null;
         this._compilation = null;
         this._failedCompilation = false;
       });
  
hunk.file_path: packages/@ngtools/webpack/src/plugin.ts
hunk.type: add
file: <div>
    <h1>hello world</h1>
    <a [routerLink]="['lazy']">lazy</a>
    <router-outlet></router-outlet>
  </div>
  
  <!-- @ifdef DEBUG -->
  <p>DEBUG_ONLY</p>
  <!-- @endif -->
  
  <!-- @ifndef DEBUG -->
  <p>PRODUCTION_ONLY</p>
  <!-- @endif -->
  