aaac7fed
 liuqimichale
add
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
class WatchIgnorePlugin {
constructor(paths) {
this.paths = paths;
}
apply(compiler) {
compiler.plugin("after-environment", () => {
compiler.watchFileSystem = new IgnoringWatchFileSystem(compiler.watchFileSystem, this.paths);
});
}
}
module.exports = WatchIgnorePlugin;
class IgnoringWatchFileSystem {
constructor(wfs, paths) {
this.wfs = wfs;
this.paths = paths;
}
watch(files, dirs, missing, startTime, options, callback, callbackUndelayed) {
const ignored = path => this.paths.some(p => p instanceof RegExp ? p.test(path) : path.indexOf(p) === 0);
const notIgnored = path => !ignored(path);
const ignoredFiles = files.filter(ignored);
const ignoredDirs = dirs.filter(ignored);
this.wfs.watch(files.filter(notIgnored), dirs.filter(notIgnored), missing, startTime, options, (err, filesModified, dirsModified, missingModified, fileTimestamps, dirTimestamps) => {
if(err) return callback(err);
ignoredFiles.forEach(path => {
fileTimestamps[path] = 1;
});
ignoredDirs.forEach(path => {
dirTimestamps[path] = 1;
});
callback(err, filesModified, dirsModified, missingModified, fileTimestamps, dirTimestamps);
}, callbackUndelayed);
}
}
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