From 8c431780e88e3ed46b9162424a9797681c7b6e57 Mon Sep 17 00:00:00 2001
From: Jimmy Yuen Ho Wong <wyuenho@gmail.com>
Date: Sat, 2 Nov 2013 22:20:36 +0800
Subject: [PATCH] Fix #108 set comparator to null explicitly to prevent
 inadventent reference to the comparators defined on the prototype

---
 lib/backbone-pageable.js | 4 ++--
 test/client-pageable.js  | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/backbone-pageable.js b/lib/backbone-pageable.js
index ebfc829..d0ec618 100644
--- a/lib/backbone-pageable.js
+++ b/lib/backbone-pageable.js
@@ -1315,8 +1315,8 @@
         this.comparator = comparator;
       }
 
-      if (delComp) delete this.comparator;
-      if (delFullComp && fullCollection) delete fullCollection.comparator;
+      if (delComp) this.comparator = null;
+      if (delFullComp && fullCollection) fullCollection.comparator = null;
 
       return this;
     }
diff --git a/test/client-pageable.js b/test/client-pageable.js
index 6f6d7ac..57c2ca8 100644
--- a/test/client-pageable.js
+++ b/test/client-pageable.js
@@ -119,8 +119,8 @@ $(document).ready(function () {
     });
 
     strictEqual(col.state.totalRecords, 3);
-    ok(!_.isUndefined(col.fullCollection.comparator));
-    ok(_.isUndefined(col.comparator));
+    ok(col.fullCollection.comparator);
+    ok(!col.comparator);
 
     strictEqual(col.size(), 2);
     strictEqual(col.at(0).get("name"), "a");