# File lib/grape/validations/validators/coerce.rb, line 17
      def validate_param!(attr_name, params)
        raise Grape::Exceptions::Validation, params: [@scope.full_name(attr_name)], message: message(:coerce) unless params.is_a? Hash
        return unless requires_coercion?(params[attr_name])
        new_value = coerce_value(params[attr_name])
        raise Grape::Exceptions::Validation, params: [@scope.full_name(attr_name)], message: message(:coerce) unless valid_type?(new_value)
        params[attr_name] = new_value
      end