45 lines
791 B
Go
45 lines
791 B
Go
package format
|
|
|
|
import (
|
|
"fmt"
|
|
"math"
|
|
)
|
|
|
|
const (
|
|
Byte = 1
|
|
KiloByte = Byte * 1000
|
|
MegaByte = KiloByte * 1000
|
|
GigaByte = MegaByte * 1000
|
|
TeraByte = GigaByte * 1000
|
|
)
|
|
|
|
func HumanBytes(b int64) string {
|
|
var value float64
|
|
var unit string
|
|
|
|
switch {
|
|
case b >= TeraByte:
|
|
value = float64(b) / TeraByte
|
|
unit = "TB"
|
|
case b >= GigaByte:
|
|
value = float64(b) / GigaByte
|
|
unit = "GB"
|
|
case b >= MegaByte:
|
|
value = float64(b) / MegaByte
|
|
unit = "MB"
|
|
case b >= KiloByte:
|
|
value = float64(b) / KiloByte
|
|
unit = "KB"
|
|
default:
|
|
return fmt.Sprintf("%d B", b)
|
|
}
|
|
|
|
switch {
|
|
case value >= 100:
|
|
return fmt.Sprintf("%d %s", int(value), unit)
|
|
case value != math.Trunc(value):
|
|
return fmt.Sprintf("%.1f %s", value, unit)
|
|
default:
|
|
return fmt.Sprintf("%d %s", int(value), unit)
|
|
}
|
|
}
|