NullObject = Naught.build do |config|
  config.black_hole
  config.define_explicit_conversions
  config.define_implicit_conversions
end

class NullObject
  def presence
    nil
  end
  def present?
    false
  end
  def blank?
    true
  end
  def empty?
    true
  end
  def any?
    false
  end
end