instance method field_type

# File railties/lib/rails_generator/generated_attribute.rb, line 13
      def field_type
        @field_type ||= case type
          when :integer, :float, :decimal   then :text_field
          when :datetime, :timestamp, :time then :datetime_select
          when :date                        then :date_select
          when :string                      then :text_field
          when :text                        then :text_area
          when :boolean                     then :check_box
          else
            :text_field
        end      
      end