Merge branch 'master' of https://github.com/sjpsega/underscore into s…

…ort-by
cocus-es · Aug 9, 2013 · 9e69394 · 9e69394
2 parents d67868d + 955d3c7
commit 9e69394
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/underscore.js b/underscore.js
@@ -311,6 +311,9 @@
         criteria : iterator.call(context, value, index, list)
       };
     }).sort(function(left, right) {
+      if(left === right){
+        return 0;
+      }
       var a = left.criteria;
       var b = right.criteria;
       if (a !== b) {