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use CustomSize replace intToString

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Signed-off-by: Ma Shimiao <mashimiao.fnst@cn.fujitsu.com>
This commit is contained in:
Ma Shimiao 2015-04-28 16:05:28 +08:00
parent d2f0b9ed97
commit 8a2f899286
1 changed files with 13 additions and 11 deletions
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24
pkg/units/size.go
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@ -37,23 +37,25 @@ var (
var decimapAbbrs = []string{"B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"} var decimapAbbrs = []string{"B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"}
var binaryAbbrs = []string{"B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"} var binaryAbbrs = []string{"B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"}
// CustomSize returns a human-readable approximation of a size
// using custom format
func CustomSize(format string, size float64, base float64, _map []string) string {
i := 0
for size >= base {
size = size / base
i++
}
return fmt.Sprintf(format, size, _map[i])
}
// HumanSize returns a human-readable approximation of a size // HumanSize returns a human-readable approximation of a size
// using SI standard (eg. "44kB", "17MB") // using SI standard (eg. "44kB", "17MB")
func HumanSize(size float64) string { func HumanSize(size float64) string {
return intToString(float64(size), 1000.0, decimapAbbrs) return CustomSize("%.4g %s", float64(size), 1000.0, decimapAbbrs)
} }
func BytesSize(size float64) string { func BytesSize(size float64) string {
return intToString(size, 1024.0, binaryAbbrs) return CustomSize("%.4g %s", size, 1024.0, binaryAbbrs)
}
func intToString(size, unit float64, _map []string) string {
i := 0
for size >= unit {
size = size / unit
i++
}
return fmt.Sprintf("%.4g %s", size, _map[i])
} }
// FromHumanSize returns an integer from a human-readable specification of a // FromHumanSize returns an integer from a human-readable specification of a