import { ObserversModule } from '@angular/cdk/observers' ; import { CommonModule } from '@angular/common' ; import { NgModule } from '@angular/core' ; import { NzToolTipModule } from 'ng-zorro-antd/tooltip' ; import { EllipsisComponent } from './ellipsis.component' ; const COMPONENTS = [ EllipsisComponent ] ; @ NgModule ( { imports : [ CommonModule , ObserversModule , NzToolTipModule ] , declarations : COMPONENTS , exports : COMPONENTS } ) export class EllipsisModule { }