lib/netsuite/support/fields.rb in netsuite-0.8.8 vs lib/netsuite/support/fields.rb in netsuite-0.8.9

@@ -19,9 +19,10 @@
           end
         end
 
         def field(name, klass = nil)
           name_sym = name.to_sym
+          raise "#{name} already defined on #{self.name}" if fields.include?(name_sym)
           fields << name_sym
           if klass
             define_method(name_sym) do
               attributes[name_sym] ||= klass.new
             end