Function makeTokenTagInterceptorFn

packages/common/http/test/provider_spec.ts:834–836

(tag: InjectionToken<string>)

}

function makeTokenTagInterceptorFn(tag: InjectionToken<string>): HttpInterceptorFn {
  return (req, next) => next(addTagToRequest(req, inject(tag)));
}

function addTagToRequest(req: HttpRequest<unknown>, tag: string): HttpRequest<unknown> {
  const prevTagHeader = req.headers.get('X-Tag') ?? '';