import { NgModule } from '@angular/core'; import { CommonModule } from '@angular/common'; import { Routes, RouterModule } from '@angular/router'; import { MasterPageComponent } from './components/master-page/master-page.component'; const routes: Routes = [ { path: '', component: MasterPageComponent, loadChildren: () => import('./graphs/graphs.module').then(m => m.GraphsModule), data: { preload: true }, } ]; @NgModule({ imports: [ RouterModule.forChild(routes) ], exports: [ RouterModule ] }) export class BitcoinGraphsRoutingModule { } @NgModule({ imports: [ CommonModule, BitcoinGraphsRoutingModule, ], }) export class BitcoinGraphsModule { }