class RDoc::Markup::ToMarkdown

def accept_list_start(list)
  case list.type
  when :BULLET, :LABEL, :NOTE then
    @list_index << nil
  when :LALPHA, :NUMBER, :UALPHA then
    @list_index << 1
  else
    raise RDoc::Error, "invalid list type #{list.type}"
  end
  @list_width << 4
  @list_type << list.type
end