license import { CdkTreeNodeOutlet } from '@angular/cdk/tree' ; import { Directive , ViewContainerRef , } from '@angular/core' ; /**
 * Outlet for nested CdkNode. Put `[matTreeNodeOutlet]` on a tag to place children dataNodes
 * inside the outlet.
 */ @ Directive ( { selector : '[matTreeNodeOutlet]' } ) export class MatTreeNodeOutlet implements CdkTreeNodeOutlet { constructor ( public viewContainer ) { } }