import { Directive , EventEmitter , Output } from '@angular/core' ; @ Directive ( { selector : '[obMasterLayoutNavigationToggle]' , exportAs : 'obMasterLayoutNavigationToggle' } ) export class ObMockMasterLayoutNavigationToggleDirective { @ Output ( ) readonly onToggle = new EventEmitter < MouseEvent > ( ) ; back = false ; onClick ( $event ) { } }