在我的app.module.ts
中@NgModule({
...
providers: [MyService,
// providers used to create fake backend
fakeBackendProvider,
MockBackend,
BaseRequestOptions
],
bootstrap: [AppComponent]
})
FakeBackendProvider,模拟后卫和BaseRequestoptions适用于模拟的后端。是否可以通过viral.ts文件中的变量注入这些服务?
您可以这样使用它。创建的plunker
//route to environment file
import { environment } from '../../environments/environment';
providers: [MyService,
// providers used to create fake backend
{
provide: SomeSerivce,
useFactory: authHeadersFactory
},
],
export function authHeadersFactory() {
if (environment.prod) {
return new Mock();
}
return new fakeBackend();
}