Method Size

structure/list.go:735–770

(key string)

}

func (l *ListStructure) Size(key string) (string, error) {
	Llen, err := l.LLen(key)
	if err != nil {
		return "", err
	}
	lRange, err := l.LRange(key, 0, Llen-1)
	if err != nil {
		return "", err
	}
	var sizeInBytes int
	for _, v := range lRange {
		toString, err := interfaceToString(v)
		if err != nil {
			return "", err
		}
		sizeInBytes += len(toString)
	}
	// Convert bytes to corresponding units (KB, MB...)
	const (
		KB = 1 << 10
		MB = 1 << 20
		GB = 1 << 30
	)

	var size string
	switch {
	case sizeInBytes < KB:
		size = fmt.Sprintf("%dB", sizeInBytes)
	case sizeInBytes < MB:
		size = fmt.Sprintf("%.2fKB", float64(sizeInBytes)/KB)
	case sizeInBytes < GB:
		size = fmt.Sprintf("%.2fMB", float64(sizeInBytes)/MB)
	}

	return size, nil
}