/**
 * (C) Copyright IBM Corp. 2019, 2021.
 *
 * 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 { Authenticator } from './authenticator';
import { AuthenticateOptions } from './authenticator-interface';
/**
 * NoAuthAuthenticator is a placeholder authenticator implementation which
 * performs no authentication of outgoing REST API requests. It might be
 * useful during development and testing.
 */
export declare class NoAuthAuthenticator extends Authenticator {
    authenticate(requestOptions: AuthenticateOptions): Promise<void>;
    /**
     * Returns the authenticator's type ('noauth').
     *
     * @returns a string that indicates the authenticator's type
     */
    authenticationType(): string;
}