Function TempFile

util/util.go:198–205

TempFile creates a temporary file with the specified prefix and suffix

(dir string, prefix string, suffix string)

// TempFile creates a temporary file with the specified prefix and suffix
func TempFile(dir string, prefix string, suffix string) (*os.File, error) {
	if dir == "" {
		dir = os.TempDir()
	}

	name := filepath.Join(dir, fmt.Sprint(prefix, time.Now().UnixNano(), suffix))
	return os.OpenFile(name, os.O_RDWR|os.O_CREATE|os.O_EXCL, 0600)
}

// ExitFatal ...
func ExitFatal(a ...interface{}) {