- changed error message to match expected test result

- coding style
- support both definition styles

lib/sequelize.js

@@ -151,9 +151,15 @@ module.exports = (function() {
     options = options || {}
     options = options || {}
     var globalOptions = this.options
     var globalOptions = this.options
 
 
-    for (var name in attributes){
-      if (attributes[name].type === undefined){
-        throw new Error(daoName + '.' + name + ' data type is undefined.');
+    for (var name in attributes) {
+      if (attributes.hasOwnProperty(name)) {
+        var dataType = attributes[name]
+        if (Utils.isHash(dataType)) {
+          dataType = dataType.type
+        }
+        if (dataType === undefined) {
+          throw new Error('Unrecognized data type for field '+ name)
+        }
       }
       }
     }
     }