work.suroh.tk/node_modules/enhanced-resolve/lib/ModuleKindPlugin.js

37 lines
845 B
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
module.exports = class ModuleKindPlugin {
constructor(source, target) {
this.source = source;
this.target = target;
}
apply(resolver) {
const target = resolver.ensureHook(this.target);
resolver
.getHook(this.source)
.tapAsync("ModuleKindPlugin", (request, resolveContext, callback) => {
if (!request.module) return callback();
const obj = Object.assign({}, request);
delete obj.module;
resolver.doResolve(
target,
obj,
"resolve as module",
resolveContext,
(err, result) => {
if (err) return callback(err);
// Don't allow other alternatives
if (result === undefined) return callback(null, null);
callback(null, result);
}
);
});
}
};