Cleaned up DAO Factory.

lib/dao-factory.js

@@ -250,8 +250,8 @@ module.exports = (function() {
     }
 
     var primaryKeys = this.primaryKeys
-      , keys = Object.keys(primaryKeys)
-      , keysLength = keys.length
+      , keys        = Object.keys(primaryKeys)
+      , keysLength  = keys.length
 
     // options is not a hash but an id
     if (typeof options === 'number') {
@@ -264,7 +264,6 @@ module.exports = (function() {
       }
     } else if (Utils._.size(primaryKeys) && Utils.argsArePrimaryKeys(arguments, primaryKeys)) {
       var where = {}
-        , self  = this
 
       Utils._.each(arguments, function(arg, i) {
         var key = keys[i]
@@ -295,7 +294,6 @@ module.exports = (function() {
       this.options.whereCollection = options.where || null
     } else if (typeof options === "string") {
       var where = {}
-        , keys = Object.keys(primaryKeys)
 
       if (this.primaryKeyCount === 1) {
         where[primaryKeys[keys[0]]] = options;