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               # File rss/maker/itunes.rb, line 137
def to_feed(feed, current)
  if current.respond_to?(:itunes_owner=)
    _not_set_required_variables = not_set_required_variables
    if (required_variable_names - _not_set_required_variables).empty?
      return
    end
    unless have_required_values?
      raise NotSetError.new("maker.channel.itunes_owner",
                            _not_set_required_variables)
    end
    current.itunes_owner ||= current.class::ITunesOwner.new
    current.itunes_owner.itunes_name = @itunes_name
    current.itunes_owner.itunes_email = @itunes_email
  end
end