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/MainFieldPlugin.js        | 48 ++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 node_modules/enhanced-resolve/lib/MainFieldPlugin.js

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

diff --git a/node_modules/enhanced-resolve/lib/MainFieldPlugin.js b/node_modules/enhanced-resolve/lib/MainFieldPlugin.js
new file mode 100644
index 000000000..45ecd4b23
--- /dev/null
+++ b/node_modules/enhanced-resolve/lib/MainFieldPlugin.js
@@ -0,0 +1,48 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+var path = require("path");
+
+function MainFieldPlugin(source, options, target) {
+	this.source = source;
+	this.options = options;
+	this.target = target;
+}
+module.exports = MainFieldPlugin;
+
+MainFieldPlugin.prototype.apply = function(resolver) {
+	var target = this.target;
+	var options = this.options;
+	resolver.plugin(this.source, function mainField(request, callback) {
+		if(request.path !== request.descriptionFileRoot) return callback();
+		var content = request.descriptionFileData;
+		var filename = path.basename(request.descriptionFilePath);
+		var mainModule;
+		var field = options.name;
+		if(Array.isArray(field)) {
+			var current = content;
+			for(var j = 0; j < field.length; j++) {
+				if(current === null || typeof current !== "object") {
+					current = null;
+					break;
+				}
+				current = current[field[j]];
+			}
+			if(typeof current === "string") {
+				mainModule = current;
+			}
+		} else {
+			if(typeof content[field] === "string") {
+				mainModule = content[field];
+			}
+		}
+		if(!mainModule) return callback();
+		if(options.forceRelative && !/^\.\.?\//.test(mainModule))
+			mainModule = "./" + mainModule;
+		var obj = Object.assign({}, request, {
+			request: mainModule
+		});
+		return resolver.doResolve(target, obj, "use " + mainModule + " from " + options.name + " in " + filename, callback);
+	});
+};
-- 
cgit v1.2.3