angular-news-api/lib/services/news-api-config.service.d.ts

This Library provides everything you need to use the NewsAPI from you Angular app the way it should be: using Observables, Types and Dependency Injection.

import { InjectionToken } from '@angular/core';
import { NewsApiKeyConfig } from '../interfaces/newsapi.models';
export declare const NewsApiConfigService: InjectionToken<NewsApiKeyConfig>;