with_translation.rb

class WithTranslation
  def initialize(delegate, translator)
    @delegate = delegate
    @translator = translator
  end

  def method_missing(method_name, *rest)
    translation = @translator.translate_attribute(@delegate, method_name)
    return translation if translation.present?

    @delegate.public_send method_name, *rest
  end

  def responds_to?(method_name)
    @delegate.responds_to? method_name
  end
end