From be2db270a3701ea034bf52b83ca757d57ed95a54 Mon Sep 17 00:00:00 2001
From: guybedford <guybedford@gmail.com>
Date: Mon, 22 Jun 2015 21:26:35 +0200
Subject: [PATCH] chrome extension eval support

---
 lib/global-eval.js | 31 ++++++++++++++++---------------
 1 file changed, 16 insertions(+), 15 deletions(-)

diff --git a/lib/global-eval.js b/lib/global-eval.js
index c2356110..8a86b0ba 100644
--- a/lib/global-eval.js
+++ b/lib/global-eval.js
@@ -28,8 +28,23 @@ var __exec;
           '\n//# sourceMappingURL=data:application/json;base64,' + btoa(unescape(encodeURIComponent(load.metadata.sourceMap))) || '')
   }
 
+  // Web Worker and Chrome Extensions use original ESML eval
+  // this may lead to some global module execution differences (eg var not defining onto global)
+  if (isWorker || isBrowser && window.chrome && window.chrome.extension) {
+    __exec = function(load) {
+      try {
+        preExec(this);
+        new Function(getSource(load)).call(__global);
+        postExec();
+      }
+      catch(e) {
+        throw addToError(e, 'Evaluating ' + load.address);
+      }
+    };
+  }
+
   // use script injection eval to get identical global script behaviour
-  if (typeof document != 'undefined') {
+  else if (typeof document != 'undefined') {
     var head;
 
     var scripts = document.getElementsByTagName('script');
@@ -55,20 +70,6 @@ var __exec;
         throw e;
     }
   }
-  // Web Worker uses original ESML eval
-  // this may lead to some global module execution differences (eg var not defining onto global)
-  else if (isWorker) {
-    __exec = function(load) {
-      try {
-        preExec(this);
-        new Function(getSource(load)).call(__global);
-        postExec();
-      }
-      catch(e) {
-        throw addToError(e, 'Evaluating ' + load.address);
-      }
-    };
-  }
   else {
     // global scoped eval for node
     var vmModule = 'vm';