import { Directive , ElementRef } from '@angular/core' ; @ Directive ( { selector : '[mdcMenuSelectionGroup], mdc-menu-selection-group' , host : { 'class' : 'mdc-menu__selection-group' } , exportAs : 'mdcMenuSelectionGroup' } ) export class MdcMenuSelectionGroup { constructor ( public elementRef ) { } } @ Directive ( { selector : '[mdcMenuSelectionGroupIcon], mdc-menu-selection-group-icon' , host : { 'class' : 'mdc-menu__selection-group-icon' } , exportAs : 'mdcMenuSelectionGroupIcon' } ) export class MdcMenuSelectionGroupIcon { constructor ( public elementRef ) { } }