playwright-core
Version:
A high-level API to automate web browsers
51 lines • 1.68 kB
JavaScript
;
/**
* 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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.Stream = void 0;
const stream_1 = require("stream");
const channelOwner_1 = require("./channelOwner");
class Stream extends channelOwner_1.ChannelOwner {
static from(Stream) {
return Stream._object;
}
constructor(parent, type, guid, initializer) {
super(parent, type, guid, initializer);
}
stream() {
return new StreamImpl(this._channel);
}
}
exports.Stream = Stream;
class StreamImpl extends stream_1.Readable {
constructor(channel) {
super();
this._channel = channel;
}
async _read(size) {
const result = await this._channel.read({ size });
if (result.binary)
this.push(Buffer.from(result.binary, 'base64'));
else
this.push(null);
}
_destroy(error, callback) {
// Stream might be destroyed after the connection was closed.
this._channel.close().catch(e => null);
super._destroy(error, callback);
}
}
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