--- /dev/null
+/**
+ * Copyright 2019 Google LLC. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import { GaxiosError, GaxiosOptions, GaxiosPromise, GaxiosResponse } from 'gaxios';
+export interface Transporter {
+ request<T>(opts: GaxiosOptions): GaxiosPromise<T>;
+ request<T>(opts: GaxiosOptions, callback?: BodyResponseCallback<T>): void;
+ request<T>(opts: GaxiosOptions, callback?: BodyResponseCallback<T>): GaxiosPromise | void;
+}
+export interface BodyResponseCallback<T> {
+ (err: Error | null, res?: GaxiosResponse<T> | null): void;
+}
+export interface RequestError extends GaxiosError {
+ errors: Error[];
+}
+export declare class DefaultTransporter {
+ /**
+ * Default user agent.
+ */
+ static readonly USER_AGENT: string;
+ /**
+ * Configures request options before making a request.
+ * @param opts GaxiosOptions options.
+ * @return Configured options.
+ */
+ configure(opts?: GaxiosOptions): GaxiosOptions;
+ /**
+ * Makes a request using Gaxios with given options.
+ * @param opts GaxiosOptions options.
+ * @param callback optional callback that contains GaxiosResponse object.
+ * @return GaxiosPromise, assuming no callback is passed.
+ */
+ request<T>(opts: GaxiosOptions): GaxiosPromise<T>;
+ request<T>(opts: GaxiosOptions, callback?: BodyResponseCallback<T>): void;
+ /**
+ * Changes the error to include details from the body.
+ */
+ private processError;
+}