added factory fiber - useful for dynamically resolving components

lib/factory/Fiber.js

@@ -0,0 +1,57 @@
+/**
+ * @license Copyright (c) 2011 Cello Software, LLC.
+ * All rights reserved.
+ * Available via the new BSD License.
+ */
+/*jshint
+	bitwise: false, curly: true, eqeqeq: true, forin: true, immed: true, indent: 4, maxlen: 100,
+	newcap: true, noarg: true, noempty: true, onevar: true, passfail: false, strict: true,
+	undef: true, white: true
+*/
+/*global define: false, require: false */
+
+define([
+	'compose',
+	'lang',
+	'promise',
+	'dojo/_base/array'
+], function (compose, lang, promise, array) {
+	'use strict';
+	return compose(function FactoryFiber() {
+		this._listeners = [];
+	}, {
+		id: 'Factory Fiber',
+
+		init: function (kernel) {
+			this.kernel = kernel;
+			kernel.modelBuilder.addProcessor(this);
+		},
+
+		process: function (model, next) {
+			var kernel = this.kernel;
+			return promise.when(model, function (model) {
+				var factory = model.factory,
+					module = {};
+
+				if (factory) {
+					// model.factory is a map of
+					//	propertyName -> moduleId
+					// instance.propertyName will be a factory for a moduleId
+					array.forEach(lang.keys(factory), function (property) {
+						module[property] = function (args) {
+							return kernel.resolve(factory[property], args);
+						};
+					});
+					model.module = module;
+				}
+			});
+		},
+
+		terminate: function () {
+			// stop all the listeners
+			array.forEach(this._listeners, function (listener) {
+				listener.remove();
+			});
+		}
+	});
+});