to_feed

# File lib/rss/maker/feed.rb, line 367
              def to_feed(feed, current)
                content = current.class::Content.new
                if setup_values(content)
                  content.src = nil if content.src and content.content
                  current.content = content
                  set_parent(content, current)
                  setup_other_elements(feed, content)
                elsif variable_is_set?
                  raise NotSetError.new("maker.item.content",
                                        not_set_required_variables)
                end
              end