From 41c4614bd962abf528fdd9acb0647f61f4d7c898 Mon Sep 17 00:00:00 2001
From: Stefan Wimmer <stefanwimmer128@gmail.com>
Date: Sat, 24 Sep 2016 15:35:00 +0200
Subject: [PATCH] Add isGenerator function

---
 package.json |  2 +-
 tmjs-core.js | 19 ++++++++++++-------
 2 files changed, 13 insertions(+), 8 deletions(-)

diff --git a/package.json b/package.json
index af261a4..26f873c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "tmjs-core",
-  "version": "1.0.0-alpha.2",
+  "version": "1.0.0-beta.1",
   "description": "TM.js Core is used in all TM.js modules",
   "main": "build/tmjs-core.js",
   "scripts": {
diff --git a/tmjs-core.js b/tmjs-core.js
index 8d29001..b39089c 100644
--- a/tmjs-core.js
+++ b/tmjs-core.js
@@ -25,10 +25,15 @@ g.tmjs = g.tmjs || {};
 
 g.tmjs.__defineGetter__("core", () => "${version}");
 
-g.tmjs.module = (name, version, getter) =>
-    g.tmjs.__defineGetter__(name, () =>
-    {
-        let module = getter(g.tmjs);
-        module.__defineGetter__("version", () => version);
-        return module;
-    });
+Object.assign(g.tmjs, {
+    module: (name, version, getter) =>
+        g.tmjs.__defineGetter__(name, () =>
+        {
+            let module = getter(g.tmjs);
+            module.__defineGetter__("version", () => version);
+            return module;
+        }),
+    
+    isGenerator: generator =>
+        generator instanceof (function *() {}).constructor
+});