# File lib/simple_form/action_view_extensions/builder.rb, line 194 def simple_fields_for(*args, &block) options = args.extract_options! options[:wrapper] ||= self.options[:wrapper] options[:defaults] ||= self.options[:defaults] if self.class < ActionView::Helpers::FormBuilder options[:builder] ||= self.class else options[:builder] ||= SimpleForm::FormBuilder end fields_for(*(args << options), &block) end