class RDoc::Markup::ToMarkdown

def handle_regexp_TIDYLINK target
  text = target.text
  return text unless text =~ /\{(.*?)\}\[(.*?)\]/ or text =~ /(\S+)\[(.*?)\]/
  label = $1
  url   = $2
  if url =~ /^rdoc-label:foot/ then
    handle_rdoc_link url
  else
    gen_url url, label
  end
end