Routine leak

leak.go

package main

import "time"

func main() {
  	ch := make(chan bool)
	go func() {
		// e.g. do some unpredictable long socket read
		<-time.After(2 * time.Second)
		ch <- true
	}()
	// e.g. wait for socket read of timeout
	select {
	case <-time.After(1 * time.Second):
		// timeout causes routine leak
	case <-ch:
	}
	<-time.After(3 * time.Second)
	panic("")
}