to_feed

# File lib/rss/maker/feed.rb, line 279
                def to_feed(feed, current)
                  icon = current.class::Icon.new
                  class << icon
                    alias_method(:url=, :content=)
                  end
                  set = setup_values(icon)
                  class << icon
                    remove_method(:url=)
                  end
                  if set
                    current.icon = icon
                    set_parent(icon, current)
                    setup_other_elements(feed, icon)
                  elsif variable_is_set?
                    raise NotSetError.new("maker.item.source.icon",
                                          not_set_required_variables)
                  end
                end