Method setTimer

core/timer.go:96–122

setTimer sets a new timer with the specified duration

(td time.Duration, periodic bool, arg interface{}, cb TimerCallback)

// setTimer sets a new timer with the specified duration
func (tm *TimerManager) setTimer(td time.Duration, periodic bool, arg interface{}, cb TimerCallback) int {

	// Creates timeout entry
	t := timeout{
		id:     tm.nextID,
		expire: time.Now().Add(td),
		cb:     cb,
		arg:    arg,
		period: 0,
	}
	if periodic {
		t.period = td
	}
	tm.nextID++

	// Look for empty entry
	for pos, ct := range tm.timers {
		if ct.id == 0 {
			tm.timers[pos] = t
			return t.id
		}
	}

	// If no empty entry found, add to end of array
	tm.timers = append(tm.timers, t)
	return t.id
}