class Byebug::EnableCommand

def description
  %{
    Enable some things.
    This is used to cancel the effect of the "disable" command.
  }
end

def enable_breakpoints(args)
  enable_disable_breakpoints('Enable', args)
end

def enable_display(args)
  enable_disable_display('Enable', args)
end

def execute
  if not @match[1]
    errmsg "\"enable\" must be followed by \"display\", \"breakpoints\" " \
           "or breakpoint numbers.\n"
  else
    args = @match[1].split(/[ \t]+/)
    param = args.shift
    subcmd = find(Subcommands, param)
    if subcmd
      send("enable_#{subcmd.name}", args)
    else
      send('enable_breakpoints', args.unshift(param))
    end
  end
end

def help
  if args[1]
    subcmd = find(Subcommands, args[1])
    return "Invalid \"enable\" subcommand \"#{args[1]}\"." unless subcmd
    str = subcmd.short_help + '.'
    str += '\n' + subcmd.long_help if subcmd.long_help
    return str
  end
  EnableCommand.description + format_subcmds(Subcommands)
end

def names
  %w(enable)
end

def regexp
  /^\s* en(?:able)? (?:\s+(.*))?$/ix
end