mirror of https://github.com/webpack/webpack.git
50 lines
1.3 KiB
JavaScript
50 lines
1.3 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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class WatchIgnorePlugin {
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constructor(paths) {
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this.paths = paths;
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}
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apply(compiler) {
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compiler.plugin("after-environment", () => {
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compiler.watchFileSystem = new IgnoringWatchFileSystem(compiler.watchFileSystem, this.paths);
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});
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}
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}
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module.exports = WatchIgnorePlugin;
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class IgnoringWatchFileSystem {
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constructor(wfs, paths) {
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this.wfs = wfs;
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this.paths = paths;
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}
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watch(files, dirs, missing, startTime, options, callback, callbackUndelayed) {
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const ignored = path => this.paths.some(p => p instanceof RegExp ? p.test(path) : path.indexOf(p) === 0);
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const notIgnored = path => !ignored(path);
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const ignoredFiles = files.filter(ignored);
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const ignoredDirs = dirs.filter(ignored);
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this.wfs.watch(files.filter(notIgnored), dirs.filter(notIgnored), missing, startTime, options, (err, filesModified, dirsModified, missingModified, fileTimestamps, dirTimestamps) => {
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if(err) return callback(err);
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ignoredFiles.forEach(path => {
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fileTimestamps[path] = 1;
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});
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ignoredDirs.forEach(path => {
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dirTimestamps[path] = 1;
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});
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callback(err, filesModified, dirsModified, missingModified, fileTimestamps, dirTimestamps);
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}, callbackUndelayed);
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}
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}
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