1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
package pb
import (
"fmt"
"strings"
"strconv"
)
const (
// By default, without type handle
U_NO = 0
// Handle as b, Kb, Mb, etc
U_BYTES = 1
)
// Format integer
func Format(i int64, units int) string {
switch units {
case U_BYTES:
return FormatBytes(i)
}
// by default just convert to string
return strconv.Itoa(int(i))
}
// Convert bytes to human readable string. Like a 2 MiB, 64.2 KiB, 52 B
func FormatBytes(i int64) (result string) {
switch {
case i > (1024 * 1024 * 1024 * 1024):
result = fmt.Sprintf("%#.02f TB", float64(i)/1024/1024/1024/1024)
case i > (1024 * 1024 * 1024):
result = fmt.Sprintf("%#.02f GB", float64(i)/1024/1024/1024)
case i > (1024 * 1024):
result = fmt.Sprintf("%#.02f MB", float64(i)/1024/1024)
case i > 1024:
result = fmt.Sprintf("%#.02f KB", float64(i)/1024)
default:
result = fmt.Sprintf("%d B", i)
}
result = strings.Trim(result, " ")
return
}
|
