func logLevel()

in flag.go [495:510]

• 16 lines of code
• 6 McCabe index (conditional complexity)

func logLevel(level string) (slog.Level, error) {
	switch strings.ToUpper(level) {
	case "ERROR":
		return slog.LevelError, nil
	case "WARN":
		return slog.LevelWarn, nil
	case "INFO":
		return slog.LevelInfo, nil
	case "DEBUG":
		return slog.LevelDebug, nil
	case "TRACE":
		return log.LevelTrace, nil
	default:
		return slog.Level(0), fmt.Errorf("unknown log level: %s", level)
	}
}