gitlab-org--gitlab-foss/app/serializers/deployment_entity.rb

class DeploymentEntity < Grape::Entity
  include RequestAwareEntity

  expose :id
  expose :iid
  expose :sha

  expose :ref do
    expose :name do |deployment|
      deployment.ref
    end
  end

  expose :created_at
  expose :tag
  expose :last?
end