Optimization for counting keys in an object.

dakatsuka · Aug 8, 2012 · 19829ee · 19829ee
1 parent 9ceb12a
commit 19829ee
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/lib/consistent_hashing.js b/lib/consistent_hashing.js
@@ -93,9 +93,7 @@ ConsistentHashing.prototype.getNodePosition = function(hash) {
 
 
 ConsistentHashing.prototype.getRingLength = function() {
-  var i = 0;
+  return Object.keys(this.ring).length;
-  for (var key in this.ring) { i++ }
-  return i;
 };