pkg/units: Unit constants directly int64

int64 seems sufficient

Docker-DCO-1.1-Signed-off-by: Francisco Carriedo <fcarriedo@gmail.com> (github: fcarriedo)
This commit is contained in:
Francisco Carriedo 2014-07-26 19:44:23 -07:00
parent 2fb63aba0b
commit c7a2e86b51

View file

@ -7,26 +7,24 @@ import (
"strings"
)
type unit int64
// See: http://en.wikipedia.org/wiki/Binary_prefix
const (
// Decimal
KB unit = 1000
MB = 1000 * KB
GB = 1000 * MB
TB = 1000 * GB
PB = 1000 * TB
KB = 1000
MB = 1000 * KB
GB = 1000 * MB
TB = 1000 * GB
PB = 1000 * TB
// Binary
KiB unit = 1024
MiB = 1024 * KiB
GiB = 1024 * MiB
TiB = 1024 * GiB
PiB = 1024 * TiB
KiB = 1024
MiB = 1024 * KiB
GiB = 1024 * MiB
TiB = 1024 * GiB
PiB = 1024 * TiB
)
type unitMap map[string]unit
type unitMap map[string]int64
var (
decimalMap = unitMap{"k": KB, "m": MB, "g": GB, "t": TB, "p": PB}
@ -81,7 +79,7 @@ func parseSize(sizeStr string, uMap unitMap) (int64, error) {
unitPrefix := strings.ToLower(matches[2])
if mul, ok := uMap[unitPrefix]; ok {
size *= int64(mul)
size *= mul
}
return size, nil