code: def full_feature(value=true)
        return unless value
        @config.formulize
        @config.event = (@config.event + [:call, :return]).uniq
        @config.import_return_to_call = true
        @config.show_additional_attrs = [:path, :lineno]
        # JSON serialize trigger many problems when handle complicated object(in rails?)
        # a Back Door to open more data. but be care it could trigger weird crash when Jsonify these vars
        if value == 10
          @config.include_instance_var = true
          @config.include_local_var = true
        end
      end
docs: todo. value equal 10 may not be a good params