Merge branch 'Lapixx-ignore-undefined-fields' into 2.0t push origin 2.0

Author: christkv

HISTORY.md

@@ -1,7 +1,9 @@
 2.0.40 07-14-2015
 -----------------
 - Updated mongodb-core to 1.2.8 for APM support and 2.4 wire protocol error handler fix.
-- NODE-506  Ensures that errors from bulk unordered and ordered are instanceof Error (Issue #1282, https://github.com/owenallenaz).
+- NODE-506 Ensures that errors from bulk unordered and ordered are instanceof Error (Issue #1282, https://github.com/owenallenaz).
+- NODE-526 Unique index not throwing duplicate key error.
+- NODE-528 Ignore undefined fields in Collection.find().
 
 2.0.39 07-14-2015
 -----------------

lib/collection.js

@@ -172,7 +172,7 @@ Collection.prototype.find = function() {
     options = args[0];
   }
 
-  if(len === 2 && !Array.isArray(fields)) {
+  if(len === 2 && fields !== undefined && !Array.isArray(fields)) {
     var fieldKeys = Object.keys(fields);
     var is_option = false;