// methodChild loops until the handle method signals termination.
func methodChild(h *supervisor.Handle, s *starts) error {
s.incr(h)
for !h.IsTerminated() {
time.Sleep(10 * time.Millisecond)
}
return nil
}
// errorChild returns an error after a given time.
func errorChild(h *supervisor.Handle, s *starts, t time.Duration) error {
s.incr(h)
select {
case <-h.Terminate():
return nil
case <-time.After(t):
return fmt.Errorf("error!")
}
return nil
}
// panicChild produces a panic after a given time.
func panicChild(h *supervisor.Handle, s *starts, t time.Duration) error {
s.incr(h)
select {
case <-h.Terminate():
return nil
case <-time.After(t):
panic("panic!")
}
return nil
}
// selectChild works in a select loop until terminated.
func selectChild(h *supervisor.Handle, s *starts) error {
s.incr(h)
for {
select {
case <-h.Terminate():
return nil
case <-time.After(10 * time.Millisecond):
}
}
return nil
}
func (s *starts) incr(h *supervisor.Handle) {
s.mutex.Lock()
defer s.mutex.Unlock()
id := h.Id()
s.counter[id]++
}