FunnyGhost

@Injectable({
  providedIn: 'root'
})
export class CarsService {
  const userLanguage: LanguageShortName;

  constructor(
    private languageService: LanguageService,
  ) {
    this.userLanguage = this.languageService.getLanguage('en');

FunnyGhost

@NgModule({
  imports: [
    // The AppServerModule should import your AppModule followed
    // by the ServerModule from @angular/platform-server.
    AppModule,
    ServerModule,
    ServerTransferStateModule,
    NoopAnimationsModule
  ],
  providers: [

FunnyGhost

@NgModule({
  imports: [
    ...
  ],
  declarations: [
    ...
  ],
  // Providers that are different between the Server and the Browser
  providers: [
    ...

FunnyGhost

import { Inject, Injectable } from '@angular/core';
import { LanguageService, LanguageShortName } from 'somewhere';
import { REQUEST } from '@nguniversal/express-engine/tokens';
import { Request } from 'express';

@Injectable()
export class ServerLanguageService extends LanguageService {
  constructor(@Inject(REQUEST) private request: Request) {
    super();
  }

FunnyGhost

import { Injectable } from '@angular/core';
import { LanguageService, LanguageShortName } from 'somewhere';

@Injectable()
export class WebLanguageService extends LanguageService {
  constructor() {
    super();
  }

  getLanguage(defaultLanguage: LanguageShortName): LanguageShortName {

FunnyGhost

import { LanguageShortName } from '../models/language-short-name';

export abstract class LanguageService {
  readonly SUPPORTED_LANGUAGES: LanguageShortName[] = ['nl', 'en', 'sv', 'de'];

  public abstract getLanguage(defaultLanguage: LanguageShortName): LanguageShortName;
}

FunnyGhost

import { Injectable, Optional } from '@angular/core';
import { Observable } from 'rxjs';
import { StatusCodeResponseService } from './status-code-response.service';
import { HttpClient, HttpErrorResponse } from '@angular/common/http';
import { environment } from '@env/environment';
import { Observable, throwError } from 'rxjs';
import { catchError } from 'rxjs/operators';

@Injectable({
  providedIn: 'root'

FunnyGhost

import { NgModule } from '@angular/core';
import { StatusCodeResponseService } from './status-code-response.service';

@NgModule({
  providers: [StatusCodeResponseService],
})
export class CoreModule {}

FunnyGhost

import { Inject, Injectable, Optional } from '@angular/core';
import { RESPONSE } from '@nguniversal/express-engine/tokens';
import { Response } from 'express';

@Injectable()
export class StatusCodeResponseService {
  private response: Response;

  constructor(
    @Optional()

FunnyGhost

// Can be run with a file like this: 
// node convert-to-jest.js src/app/home/search/search.component.spec.ts   

var fs = require('fs');
var filename = process.argv[2];

if (!filename) {
  let specs = require('glob').sync('src/**/*.spec.ts');
  for (spec of specs) {
    if (!spec.includes('pact')) {