func (sw *SpinningWriter) String() string {
return fmt.Sprintf("%v\t%v\t%v/s", sw.wrote, sw.ela, size.Capacity(float64(sw.wrote)/sw.ela.Duration().Seconds()))
}
func (sw *SpinningWriter) Write(p []byte) (n int, err error) {
defer func() { sw.wrote += size.Capacity(n) }()
return sw.w.Write(p)
}