Method constructor

packages/common/src/directives/ng_switch.ts:216–227

(
    viewContainer: ViewContainerRef,
    templateRef: TemplateRef<Object>,
    @Optional() @Host() private ngSwitch: NgSwitch,
  )

  @Input() ngSwitchCase: any;

  constructor(
    viewContainer: ViewContainerRef,
    templateRef: TemplateRef<Object>,
    @Optional() @Host() private ngSwitch: NgSwitch,
  ) {
    if ((typeof ngDevMode === 'undefined' || ngDevMode) && !ngSwitch) {
      throwNgSwitchProviderNotFoundError('ngSwitchCase', 'NgSwitchCase');
    }

    ngSwitch._addCase();
    this._view = new SwitchView(viewContainer, templateRef);
  }

  /**
   * Performs case matching. For internal use only.