54 lines
1.6 KiB
JavaScript
54 lines
1.6 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.WritableStream = void 0;
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var _stream = require("stream");
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var _channelOwner = require("./channelOwner");
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/**
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* Copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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class WritableStream extends _channelOwner.ChannelOwner {
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static from(Stream) {
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return Stream._object;
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}
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constructor(parent, type, guid, initializer) {
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super(parent, type, guid, initializer);
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}
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stream() {
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return new WritableStreamImpl(this._channel);
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}
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}
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exports.WritableStream = WritableStream;
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class WritableStreamImpl extends _stream.Writable {
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constructor(channel) {
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super();
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this._channel = void 0;
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this._channel = channel;
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}
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async _write(chunk, encoding, callback) {
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const error = await this._channel.write({
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binary: typeof chunk === 'string' ? Buffer.from(chunk) : chunk
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}).catch(e => e);
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callback(error || null);
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}
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async _final(callback) {
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// Stream might be destroyed after the connection was closed.
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const error = await this._channel.close().catch(e => e);
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callback(error || null);
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}
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}
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