def ready_validations_pass?
      self.class.ready_validations.all? do |validation|
        passed, message = instance_eval(&validation)
        self.ready_error = message if message && !passed
        passed
      end
    end
def ready_validations_pass?
      self.class.ready_validations.all? do |validation|
        passed, message = instance_eval(&validation)
        self.ready_error = message if message && !passed
        passed
      end
    end
This method checks if the ready validations that have been specified
 have passed. If any ready validation fails, no matter if others have
 succeeded, this method immediately returns false.