/**
 * Copyright 2021 Google LLC.
 * Copyright (c) Microsoft Corporation.
 *
 * 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.
 */
/**
 * Represents a low-level transport mechanism for raw text messages like
 * a WebSocket, pipe, or Window binding.
 */
export interface Transport {
    setOnMessage: (handler: (message: string) => Promise<void> | void) => void;
    sendMessage: (message: string) => Promise<void> | void;
    close(): void;
}