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node_modules/webpack/lib/MultiWatching.js
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1lostsun
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05 май 2025, 11:35
05 май 2025, 11:35
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/* MIT License http://www.opensource.org/licenses/mit-license.php Author Tobias Koppers @sokra */ "use strict"; const asyncLib = require("neo-async"); /** @typedef {import("./MultiCompiler")} MultiCompiler */ /** @typedef {import("./Watching")} Watching */ /** * @template T * @callback Callback * @param {(Error | null)=} err * @param {T=} result */ class MultiWatching { /** * @param {Watching[]} watchings child compilers' watchers * @param {MultiCompiler} compiler the compiler */ constructor(watchings, compiler) { this.watchings = watchings; this.compiler = compiler; } /** * @param {Callback<void>=} callback signals when the build has completed again * @returns {void} */ invalidate(callback) { if (callback) { asyncLib.each( this.watchings, (watching, callback) => watching.invalidate(callback), callback ); } else { for (const watching of this.watchings) { watching.invalidate(); } } } suspend() { for (const watching of this.watchings) { watching.suspend(); } } resume() { for (const watching of this.watchings) { watching.resume(); } } /** * @param {Callback<void>} callback signals when the watcher is closed * @returns {void} */ close(callback) { asyncLib.each( this.watchings, (watching, finishedCallback) => { watching.close(finishedCallback); }, err => { this.compiler.hooks.watchClose.call(); if (typeof callback === "function") { this.compiler.running = false; callback(err); } } ); } } module.exports = MultiWatching;