    # File lib/yard/handlers/ruby/attribute_handler.rb, line 71
      def validated_attribute_names(params)
        params.map do |obj|
          case obj.type
          when :symbol_literal
            obj.jump(:ident, :op, :kw, :const).source
          when :string_literal
            obj.jump(:string_content).source
          else
            raise YARD::Parser::UndocumentableError, obj.source
          end
        end
      end