active_record.rb

class TasksRepository::ActiveRecord
  def persist(task_entity)
    task = Task.create({ title: task_entity.title })
    serialize task
  end

  def count
    Task.count
  end

  private

  def serialize(task)
    Tod::Entities::Task.new(title: task.title).tap do |task_entity|
      task_entity.id = task.id
    end
  end
end