Use ES5 `Object.keys` instead of Underscore.js `keys`

lib/associations/has-many-double-linked.js

@@ -15,7 +15,7 @@ module.exports = (function() {
       //fully qualify
       where[self.__factory.connectorDAO.tableName+"."+self.__factory.identifier] = self.instance.id
 
-      var primaryKeys = Utils._.keys(self.__factory.connectorDAO.rawAttributes)
+      var primaryKeys = Object.keys(self.__factory.connectorDAO.rawAttributes)
         , foreignKey  = primaryKeys.filter(function(pk) { return pk != self.__factory.identifier })[0]
 
       where[self.__factory.connectorDAO.tableName+"."+foreignKey] = {join: self.__factory.target.tableName+".id"}
@@ -85,7 +85,7 @@ module.exports = (function() {
 
       obsoleteAssociations.forEach(function(associatedObject) {
         var where            = {}
-          , primaryKeys      = Utils._.keys(self.__factory.connectorDAO.rawAttributes)
+          , primaryKeys      = Object.keys(self.__factory.connectorDAO.rawAttributes)
           , foreignKey       = primaryKeys.filter(function(pk) { return pk != self.__factory.identifier })[0]
           , notFoundEmitters = []
 

lib/dao-factory.js

@@ -60,7 +60,7 @@ module.exports = (function() {
       }
     })
 
-    this.primaryKeyCount = Utils._.keys(this.primaryKeys).length;
+    this.primaryKeyCount = Object.keys(this.primaryKeys).length;
     this.options.hasPrimaryKeys = this.hasPrimaryKeys = this.primaryKeyCount > 0;
 
     addDefaultAttributes.call(this)
@@ -182,7 +182,7 @@ module.exports = (function() {
     } else if (Utils._.size(primaryKeys) && Utils.argsArePrimaryKeys(arguments, primaryKeys)) {
       var where = {}
         , self  = this
-        , keys = Utils._.keys(primaryKeys)
+        , keys = Object.keys(primaryKeys)
 
       Utils._.each(arguments, function(arg, i) {
         var key = keys[i]

lib/dao.js

@@ -74,7 +74,7 @@ module.exports = (function() {
 
   Object.defineProperty(DAO.prototype, "identifiers", {
     get: function() {
-      var primaryKeys = Utils._.keys(this.__factory.primaryKeys)
+      var primaryKeys = Object.keys(this.__factory.primaryKeys)
         , result      = {}
         , self        = this
 
@@ -203,7 +203,7 @@ module.exports = (function() {
   DAO.prototype.setAttributes = function(updates) {
     var self = this
 
-    var readOnlyAttributes = Utils._.keys(this.__factory.primaryKeys)
+    var readOnlyAttributes = Object.keys(this.__factory.primaryKeys)
 
     readOnlyAttributes.push('id')
     readOnlyAttributes.push('createdAt')

lib/dialects/abstract/query.js

@@ -168,7 +168,7 @@ module.exports = (function() {
 
   var queryResultHasJoin = function(results) {
     if (!!results[0]) {
-      var keys = Utils._.keys(results[0])
+      var keys = Object.keys(results[0])
 
       for (var i = 0; i < keys.length; i++) {
         if (!!findTableNameInAttribute.call(this, keys[i])) {

lib/dialects/mysql/query-generator.js

@@ -141,7 +141,7 @@ module.exports = (function() {
               , association = dao.getAssociation(daoFactory)
 
             if (association.connectorDAO) {
-              var foreignIdentifier = Utils._.keys(association.connectorDAO.rawAttributes).filter(function(attrName) {
+              var foreignIdentifier = Object.keys(association.connectorDAO.rawAttributes).filter(function(attrName) {
                 return (!!attrName.match(/.+Id$/) || !!attrName.match(/.+_id$/)) && (attrName !== association.identifier)
               })[0]
 
@@ -165,7 +165,7 @@ module.exports = (function() {
               , aliasName  = !!aliasAssoc ? Utils.addTicks(daoName) : _tableName
 
             optAttributes = optAttributes.concat(
-              Utils._.keys(dao.attributes).map(function(attr) {
+              Object.keys(dao.attributes).map(function(attr) {
                 return '' +
                   [_tableName, Utils.addTicks(attr)].join('.') +
                   ' AS ' +
@@ -213,7 +213,7 @@ module.exports = (function() {
 
       var replacements  = {
         table: Utils.addTicks(tableName),
-        attributes: Utils._.keys(attrValueHash).map(function(attr){return Utils.addTicks(attr)}).join(","),
+        attributes: Object.keys(attrValueHash).map(function(attr){return Utils.addTicks(attr)}).join(","),
         values: Utils._.values(attrValueHash).map(function(value){
           return Utils.escape((value instanceof Date) ? Utils.toSqlDate(value) : value)
         }).join(",")

lib/dialects/postgres/query-generator.js

@@ -216,7 +216,7 @@ module.exports = (function() {
               , association = dao.getAssociation(daoFactory)
 
             if (association.connectorDAO) {
-              var foreignIdentifier = Utils._.keys(association.connectorDAO.rawAttributes).filter(function(attrName) {
+              var foreignIdentifier = Object.keys(association.connectorDAO.rawAttributes).filter(function(attrName) {
                 return (!!attrName.match(/.+Id$/) || !!attrName.match(/.+_id$/)) && (attrName !== association.identifier)
               })[0]
 
@@ -240,7 +240,7 @@ module.exports = (function() {
               , aliasName  = !!aliasAssoc ? addQuotes(daoName) : _tableName
 
             optAttributes = optAttributes.concat(
-              Utils._.keys(dao.attributes).map(function(attr) {
+              Object.keys(dao.attributes).map(function(attr) {
                 return '' +
                   [_tableName, addQuotes(attr)].join('.') +
                   ' AS "' +
@@ -302,7 +302,7 @@ module.exports = (function() {
 
       var replacements  = {
         table: addQuotes(tableName),
-        attributes: Utils._.keys(attrValueHash).map(function(attr){return addQuotes(attr)}).join(","),
+        attributes: Object.keys(attrValueHash).map(function(attr){return addQuotes(attr)}).join(","),
         values: Utils._.values(attrValueHash).map(function(value){
           return pgEscape(value)
         }).join(",")

lib/dialects/sqlite/query-generator.js

@@ -71,7 +71,7 @@ module.exports = (function() {
 
       var replacements  = {
         table: Utils.addTicks(tableName),
-        attributes: Utils._.keys(attrValueHash).map(function(attr){return Utils.addTicks(attr)}).join(","),
+        attributes: Object.keys(attrValueHash).map(function(attr){return Utils.addTicks(attr)}).join(","),
         values: Utils._.values(attrValueHash).map(function(value){
           return escape((value instanceof Date) ? Utils.toSqlDate(value) : value)
         }).join(",")

lib/utils.js

@@ -63,7 +63,7 @@ var Utils = module.exports = {
     ].join(" ")
   },
   argsArePrimaryKeys: function(args, primaryKeys) {
-    var result = (args.length == Utils._.keys(primaryKeys).length)
+    var result = (args.length == Object.keys(primaryKeys).length)
     if (result) {
       Utils._.each(args, function(arg) {
         if(result) {