class Byebug::SetCommand

def description
  %{Modifies parts of byebug environment. Boolean values take on, off, 1
    or 0. You can see these environment settings with the "show" command.}
end

def execute
  return print SetCommand.help(nil) if SetCommand.names.include?(@match[0])
  args = @match[1].split(/[ \t]+/)
  try_subcmd = args.shift
  try_subcmd.downcase!
  if try_subcmd =~ /^no/i
    set_on = false
    try_subcmd = try_subcmd[2..-1]
  else
    set_on = true
  end
  subcmd = Command.find(Subcommands, try_subcmd)
  return print "Unknown set command \"#{try_subcmd}\"\n" unless subcmd
  begin
    set_on = get_onoff(args[0]) if subcmd.is_bool and args.size > 0
  rescue RuntimeError
    return
  end
  set_setting(subcmd.name, set_on, args)
  return print "#{show_setting(subcmd.name)}\n"
end

def names
  %w(set)
end

def regexp
  /^\s* set (?:\s+(.*))? \s*$/x
end