Counting ID generator

gistfile1.go

id := make(chan string)
count := make(chan int)

go func() {
	h := sha1.New()
	w := counter.New(h)
	c := []byte(time.Now().String())
	w.Write(c)
	for {
		select {
		case id <- fmt.Sprintf("%x", h.Sum(nil)):
			w.Write(c)
		case count <- w.Count():
			w.Clear()
		}
	}
}()