使用service过度error处理

src/app/app.module.ts

@@ -1,5 +1,5 @@
 import {BrowserModule} from '@angular/platform-browser';
-import {NgModule} from '@angular/core';
+import {forwardRef, NgModule} from '@angular/core';
 import {AppComponent} from './app.component';
 import {NgZorroAntdModule, NZ_I18N, zh_CN} from 'ng-zorro-antd';
 import {FormsModule} from '@angular/forms';
@@ -12,8 +12,14 @@ import {FooterComponent} from './components/footer/footer.component';
 import {AppRoutingModule} from './app-routing.module';
 import {LoginRegistrationModule} from './view/login-registration/login-registration.module';
 import {AdminModule} from './view/admin/admin.module';
-import { ServiceWorkerModule } from '@angular/service-worker';
-import { environment } from '../environments/environment';
+import {ServiceWorkerModule} from '@angular/service-worker';
+import {environment} from '../environments/environment';
+import {HttpService} from './api/http/http.service';
+import {ErrorService} from './services/error.service';
+import {ComponentStateService} from './services/component-state.service';
+import {GlobalUserService} from './services/global-user.service';
+import {LocalStorageService} from './services/local-storage.service';
+import {ApiService} from './api/api.service';
 
 
 registerLocaleData(zh);
@@ -33,9 +39,17 @@ registerLocaleData(zh);
         BrowserAnimationsModule,
         LoginRegistrationModule,
         AdminModule,
-        ServiceWorkerModule.register('ngsw-worker.js', { enabled: environment.production })
+        ServiceWorkerModule.register('ngsw-worker.js', {enabled: environment.production})
+    ],
+    providers: [
+        ComponentStateService,
+        GlobalUserService,
+        LocalStorageService,
+        HttpService,
+        ApiService,
+        ErrorService,
+        {provide: NZ_I18N, useValue: zh_CN},
     ],
-    providers: [{provide: NZ_I18N, useValue: zh_CN}],
     exports: [],
     bootstrap: [AppComponent]
 })