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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const concord = require("./concord");
const DescriptionFileUtils = require("./DescriptionFileUtils");
const forEachBail = require("./forEachBail");
module.exports = class ConcordExtensionsPlugin {
constructor(source, options, target) {
this.source = source;
this.options = options;
this.target = target;
}
apply(resolver) {
const target = resolver.ensureHook(this.target);
resolver.getHook(this.source).tapAsync("ConcordExtensionsPlugin", (request, resolveContext, callback) => {
const concordField = DescriptionFileUtils.getField(request.descriptionFileData, "concord");
if(!concordField) return callback();
const extensions = concord.getExtensions(request.context, concordField);
if(!extensions) return callback();
forEachBail(extensions, (appending, callback) => {
const obj = Object.assign({}, request, {
path: request.path + appending,
relativePath: request.relativePath && (request.relativePath + appending)
});
resolver.doResolve(target, obj, "concord extension: " + appending, resolveContext, callback);
}, (err, result) => {
if(err) return callback(err);
// Don't allow other processing
if(result === undefined) return callback(null, null);
callback(null, result);
});
});
}
};