module Byebug::CommandFunctions

def find(subcmds, param)
  param.downcase!
  for try_subcmd in subcmds do
    if (param.size >= try_subcmd.min) and
        (try_subcmd.name[0..param.size-1] == param)
      return try_subcmd
    end
  end
  return nil
end

def format_subcmds(subcmds)
  cmd_name = self.class.names.join("|")
  s = "\n"                                     \
      "--\n"                                   \
      "List of \"#{cmd_name}\" subcommands:\n" \
      "--\n"
  for subcmd in subcmds do
    s += "#{cmd_name} #{subcmd.name} -- #{subcmd.short_help}\n"
  end
  return s
end

def pad_with_dots(string)
  if string.size > Command.settings[:width]
    string[Command.settings[:width]-3 .. -1] = "..."
  end
end