From 08029c7b72a857ffe52f302ed79ae12db9efcc08 Mon Sep 17 00:00:00 2001
From: Dhruv Manek
Date: Sun, 18 Dec 2011 18:33:25 -0800
Subject: fix(angular.copy): throw Error if source and destination are
 identical

Closes #693
---
 src/Angular.js | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/Angular.js b/src/Angular.js
index 2a9fb556..c14c6ea0 100644
--- a/src/Angular.js
+++ b/src/Angular.js
@@ -597,6 +597,7 @@ function copy(source, destination){
       }
     }
   } else {
+    if (source === destination) throw Error("Can't copy equivalent objects or arrays");
     if (isArray(source)) {
       while(destination.length) {
         destination.pop();
-- 
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