Method constructor

packages/common/src/directives/ng_switch.ts:258–268

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

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

    ngSwitch._addDefault(new SwitchView(viewContainer, templateRef));
  }
}

function throwNgSwitchProviderNotFoundError(attrName: string, directiveName: string): never {