puppeteer-core
Version:
A high-level API to control headless Chrome over the DevTools Protocol
47 lines • 2.3 kB
JavaScript
/**
* Copyright 2020 Google Inc. 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.
*/
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
if (kind === "m") throw new TypeError("Private method is not writable");
if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var _TaskQueue_chain;
/**
* @internal
*/
export class TaskQueue {
constructor() {
_TaskQueue_chain.set(this, void 0);
__classPrivateFieldSet(this, _TaskQueue_chain, Promise.resolve(), "f");
}
postTask(task) {
const result = __classPrivateFieldGet(this, _TaskQueue_chain, "f").then(task);
__classPrivateFieldSet(this, _TaskQueue_chain, result.then(() => {
return undefined;
}, () => {
return undefined;
}), "f");
return result;
}
}
_TaskQueue_chain = new WeakMap();
//# sourceMappingURL=TaskQueue.js.map