GoScrobble/web/node_modules/enhanced-resolve/lib/DirectoryExistsPlugin.js

47 lines
1.1 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
module.exports = class DirectoryExistsPlugin {
constructor(source, target) {
this.source = source;
this.target = target;
}
apply(resolver) {
const target = resolver.ensureHook(this.target);
resolver
.getHook(this.source)
.tapAsync(
"DirectoryExistsPlugin",
(request, resolveContext, callback) => {
const fs = resolver.fileSystem;
const directory = request.path;
fs.stat(directory, (err, stat) => {
if (err || !stat) {
if (resolveContext.missing) resolveContext.missing.add(directory);
if (resolveContext.log)
resolveContext.log(directory + " doesn't exist");
return callback();
}
if (!stat.isDirectory()) {
if (resolveContext.missing) resolveContext.missing.add(directory);
if (resolveContext.log)
resolveContext.log(directory + " is not a directory");
return callback();
}
resolver.doResolve(
target,
request,
"existing directory",
resolveContext,
callback
);
});
}
);
}
};