From 55d15806fb14b1d98b5ca2770bbbb59e11548c62 Mon Sep 17 00:00:00 2001
From: Jeremy Tymes
Date: Tue, 13 Nov 2012 07:33:26 -0500
Subject: fix($cacheFactory): return undefined when removing non-existent entry

Instead of throwning an exception, remove should return undefined when
cache entry to be removed doesn't exist.

Closes #1497
---
 src/ng/cacheFactory.js | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/ng')

diff --git a/src/ng/cacheFactory.js b/src/ng/cacheFactory.js
index 850d48f2..2ff02a37 100644
--- a/src/ng/cacheFactory.js
+++ b/src/ng/cacheFactory.js
@@ -70,6 +70,8 @@ function $CacheFactoryProvider() {
         remove: function(key) {
           var lruEntry = lruHash[key];
 
+          if (!lruEntry) return;
+
           if (lruEntry == freshEnd) freshEnd = lruEntry.p;
           if (lruEntry == staleEnd) staleEnd = lruEntry.n;
           link(lruEntry.n,lruEntry.p);
-- 
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