Add a plugin to shim the ES6 Promise implementation. fix #19

Author: clmath

Promise.js

@@ -0,0 +1,37 @@
+/**
+ * Promise plugin.
+ *
+ * This plugin returns an ES6 compliant Promise implementation. It returns the implementation from the
+ * browser if there is one. If the browser does not support Promise, this plugin returns the lie.js
+ * Promise shim.
+ *
+ * @example:
+ *      To create a promise:
+ *      ```
+ *      require(["requirejs-dplugins/Promise!"], function (Promise){
+ *         var promise = new Promise(function (resolve, reject) {
+ *             ...
+ *         });
+ *      });
+ *      ```
+ *
+ * @module requirejs-dplugins/Promise
+ */
+/* global Promise */
+define(["require"], function (require) {
+	return {
+		load: function (name, req, onload, config) {
+			config = config || {};
+			if (config.isBuild) {
+				onload();
+			} else if (typeof Promise === "function") {
+				onload(Promise);
+			} else {
+				// use global require to allow map configuration.
+				require(["lie/dist/lie"], function (lie) {
+					onload(lie);
+				});
+			}
+		}
+	};
+});

bower.json

@@ -4,6 +4,7 @@
 	"description": "AMD plugins for RequireJS",
 	"dependencies": {
 		"jquery": ">=2.1",
+		"lie": ">=2.8",
 		"requirejs": "2.1.x"
 	},
 	"devDependencies": {},

docs/Promise.md

@@ -0,0 +1,18 @@
+---
+layout: doc
+title: requirejs-dplugins/Promise
+---
+
+# requirejs-dplugins/Promise
+
+`requirejs-dplugins/Promise` provides an ES6 Promise implementation. If the browser does not provide it, the
+plugin will load the [lie](https://github.com/calvinmetcalf/lie) implementation.
+
+## Sample
+```
+require(["requirejs-dplugins/Promise!"], function(Promise){
+	var promise = new Promise(function (resolve, reject) {
+		...
+	});
+});
+```

tests/unit/Promise.js

@@ -0,0 +1,19 @@
+define([
+	"intern!object",
+	"intern/chai!assert"
+], function (registerSuite, assert) {
+	registerSuite({
+		name: "Promise plugin",
+		"promise support": function () {
+			var dfd = this.async(1000);
+
+			require(["requirejs-dplugins/Promise!"], function (Promise) {
+				new Promise(function (resolve) {
+					setTimeout(resolve, 50);
+				}).then(function () {
+					dfd.resolve(true);
+				});
+			});
+		}
+	});
+});

tests/unit/all.js

@@ -3,5 +3,6 @@ define([
 	"./css",
 	"./has",
 	"./i18n",
+	"./Promise",
 	"./jquery"
 ]);