From de98e0b232509d5f40c135d540a70e415272ff85 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Wed, 3 May 2017 15:35:00 +0200
Subject: node_modules

---
 .../enhanced-resolve/lib/ConcordModulesPlugin.js   | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 node_modules/enhanced-resolve/lib/ConcordModulesPlugin.js

(limited to 'node_modules/enhanced-resolve/lib/ConcordModulesPlugin.js')

diff --git a/node_modules/enhanced-resolve/lib/ConcordModulesPlugin.js b/node_modules/enhanced-resolve/lib/ConcordModulesPlugin.js
new file mode 100644
index 000000000..2aa35ab87
--- /dev/null
+++ b/node_modules/enhanced-resolve/lib/ConcordModulesPlugin.js
@@ -0,0 +1,44 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+var concord = require("./concord");
+var DescriptionFileUtils = require("./DescriptionFileUtils");
+var createInnerCallback = require("./createInnerCallback");
+var getInnerRequest = require("./getInnerRequest");
+
+function ConcordModulesPlugin(source, options, target) {
+	this.source = source;
+	this.options = options;
+	this.target = target;
+}
+module.exports = ConcordModulesPlugin;
+
+ConcordModulesPlugin.prototype.apply = function(resolver) {
+	var target = this.target;
+	resolver.plugin(this.source, function(request, callback) {
+		var innerRequest = getInnerRequest(resolver, request);
+		if(!innerRequest) return callback();
+		var concordField = DescriptionFileUtils.getField(request.descriptionFileData, "concord");
+		if(!concordField) return callback();
+		var data = concord.matchModule(request.context, concordField, innerRequest);
+		if(data === innerRequest) return callback();
+		if(data === undefined) return callback();
+		if(data === false) {
+			var ignoreObj = Object.assign({}, request, {
+				path: false
+			});
+			return callback(null, ignoreObj);
+		}
+		var obj = Object.assign({}, request, {
+			path: request.descriptionFileRoot,
+			request: data
+		});
+		resolver.doResolve(target, obj, "aliased from description file " + request.descriptionFilePath + " with mapping '" + innerRequest + "' to '" + data + "'", createInnerCallback(function(err, result) {
+			if(arguments.length > 0) return callback(err, result);
+
+			// Don't allow other aliasing or raw request
+			callback(null, null);
+		}, callback));
+	});
+};
-- 
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