1 files changed, 37 insertions, 0 deletions
diff --git a/node_modules/enhanced-resolve/lib/ConcordExtensionsPlugin.js b/node_modules/enhanced-resolve/lib/ConcordExtensionsPlugin.js
new file mode 100644
index 000000000..2a3c41a94
--- /dev/null
+++ b/node_modules/enhanced-resolve/lib/ConcordExtensionsPlugin.js
@@ -0,0 +1,37 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+var concord = require("./concord");
+var DescriptionFileUtils = require("./DescriptionFileUtils");
+var forEachBail = require("./forEachBail");
+var createInnerCallback = require("./createInnerCallback");
+
+function ConcordExtensionsPlugin(source, options, target) {
+	this.source = source;
+	this.options = options;
+	this.target = target;
+}
+module.exports = ConcordExtensionsPlugin;
+
+ConcordExtensionsPlugin.prototype.apply = function(resolver) {
+	var target = this.target;
+	resolver.plugin(this.source, function(request, callback) {
+		var concordField = DescriptionFileUtils.getField(request.descriptionFileData, "concord");
+		if(!concordField) return callback();
+		var extensions = concord.getExtensions(request.context, concordField);
+		if(!extensions) return callback();
+		var topLevelCallback = callback;
+		forEachBail(extensions, function(appending, callback) {
+			var obj = Object.assign({}, request, {
+				path: request.path + appending,
+				relativePath: request.relativePath && (request.relativePath + appending)
+			});
+			resolver.doResolve(target, obj, "concord extension: " + appending, createInnerCallback(callback, topLevelCallback));
+		}, function(err, result) {
+			if(arguments.length > 0) return callback(err, result);
+
+			callback(null, null);
+		});
+	});
+};