Output

All attributes the service must return in Result should be described through the output method.

Options

Option type

This option is validation. It will check that the value set to output corresponds to the specified type (class). In this case is_a? method is used.

class NotificationService::Create < ApplicationService::Base
  input :user, type: User

  output :notification, type: Notification

  make :create_notification!
  
  private
  
  def create_notification!
    self.notification = Notification.create!(user: inputs.user)
  end
end