wallet-core/node_modules/webpack/lib/WatchIgnorePlugin.js
2018-09-20 02:56:13 +02:00

101 lines
2.1 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const validateOptions = require("schema-utils");
const schema = require("../schemas/plugins/WatchIgnorePlugin.json");
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);
const watcher = this.wfs.watch(
files.filter(notIgnored),
dirs.filter(notIgnored),
missing,
startTime,
options,
(
err,
filesModified,
dirsModified,
missingModified,
fileTimestamps,
dirTimestamps
) => {
if (err) return callback(err);
for (const path of ignoredFiles) {
fileTimestamps.set(path, 1);
}
for (const path of ignoredDirs) {
dirTimestamps.set(path, 1);
}
callback(
err,
filesModified,
dirsModified,
missingModified,
fileTimestamps,
dirTimestamps
);
},
callbackUndelayed
);
return {
close: () => watcher.close(),
pause: () => watcher.pause(),
getContextTimestamps: () => {
const dirTimestamps = watcher.getContextTimestamps();
for (const path of ignoredDirs) {
dirTimestamps.set(path, 1);
}
return dirTimestamps;
},
getFileTimestamps: () => {
const fileTimestamps = watcher.getFileTimestamps();
for (const path of ignoredFiles) {
fileTimestamps.set(path, 1);
}
return fileTimestamps;
}
};
}
}
class WatchIgnorePlugin {
constructor(paths) {
validateOptions(schema, paths, "Watch Ignore Plugin");
this.paths = paths;
}
apply(compiler) {
compiler.hooks.afterEnvironment.tap("WatchIgnorePlugin", () => {
compiler.watchFileSystem = new IgnoringWatchFileSystem(
compiler.watchFileSystem,
this.paths
);
});
}
}
module.exports = WatchIgnorePlugin;