From 6ee0763be2e7e2a200acc1c9f6e8e48c10028f96 Mon Sep 17 00:00:00 2001
From: Eric Newport <kethinov@gmail.com>
Date: Wed, 29 Jul 2015 15:15:11 -0400
Subject: [PATCH] Better check for node.js context

---
 ClosureCompiler.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ClosureCompiler.js b/ClosureCompiler.js
index 11de342..3aaef14 100644
--- a/ClosureCompiler.js
+++ b/ClosureCompiler.js
@@ -21,7 +21,7 @@
  */
 (function(global) {
     
-    if ((typeof window != 'undefined' && !!window.window) || typeof require != 'function') {
+    if (typeof require != 'function' || !module || !module.exports || !process) {
         throw(new Error("ClosureCompiler.js can only be used within node.js"));
     }