/** * @license * Copyright Google LLC All Rights Reserved. * * Use of this source code is governed by an MIT-style license that can be * found in the LICENSE file at https://angular.io/license */ import {UrlResolver} from '@angular/compiler'; import {Component, NgModule} from '@angular/core'; import {BrowserModule} from '@angular/platform-browser'; import {platformBrowserDynamic} from '@angular/platform-browser-dynamic'; @Component({selector: 'my-app', template: 'empty'}) class MyApp { } class MyUrlResolver extends UrlResolver { resolve(baseUrl: string, url: string): string { // Serve CSS files from a special CDN. if (url.substr(-4) === '.css') { return super.resolve('http://cdn.myapp.com/css/', url); } return super.resolve(baseUrl, url); } } @NgModule({ imports: [BrowserModule], providers: [{provide: UrlResolver, useClass: MyUrlResolver}], bootstrap: [MyApp] }) class AppModule { } export function main() { platformBrowserDynamic().bootstrapModule(AppModule); }