class RDoc::RI::Driver

def display_name name
  if name =~ /\w:(\w|$)/ then
    display_page name
    return true
  end
  return true if display_class name
  display_method name if name =~ /::|#|\./
  true
rescue NotFoundError
  matches = list_methods_matching name if name =~ /::|#|\./
  matches = classes.keys.grep(/^#{Regexp.escape name}/) if matches.empty?
  raise if matches.empty?
  page do |io|
    io.puts "#{name} not found, maybe you meant:"
    io.puts
    io.puts matches.sort.join("\n")
  end
  false
end