class Byebug::InfoCommand

def help(args)
  return description + format_subcmds unless args and args[1]
  return format_subcmd(args[1]) unless 'file' == args[1] and args[2]
  str = subcmd.short_help + '.'
  subsubcmd = Command.find(InfoFileSubcommands, args[2])
  if subsubcmd
    str += "\nInvalid \"file\" attribute \"#{args[2]}\"."
  else
    str += "\n" + subsubcmd.short_help + '.'
  end
  return str
end