Class JsonpInterceptor

packages/common/http/src/jsonp.ts:323–338

 */
@Injectable()
export class JsonpInterceptor {
  constructor(private injector: EnvironmentInjector) {}

  /**
   * Identifies and handles a given JSONP request.
   * @param initialRequest The outgoing request object to handle.
   * @param next The next interceptor in the chain, or the backend
   * if no interceptors remain in the chain.
   * @returns An observable of the event stream.
   */
  intercept(initialRequest: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
    return runInInjectionContext(this.injector, () =>
      jsonpInterceptorFn(initialRequest, (downstreamRequest) => next.handle(downstreamRequest)),
    );
  }
}