# File lib/dm-validations/validators/format_validator.rb, line 26
      def call(target)
        return true if valid?(target)

        value = target.validation_property_value(field_name)

        error_message = (
          @options[:message] || ValidationErrors.default_error_message(
            :invalid, field_name
          )
        )

        add_error(
          target,
          error_message.try_call(humanized_field_name, value),
          field_name
        )
        false
      end