Method reset

tstest/clock.go:692–700

(nextTrigger time.Time)

}

func (t *Timer) reset(nextTrigger time.Time) bool {
	t.mu.Lock()
	wasActive := !t.nextTrigger.IsZero()
	t.nextTrigger = nextTrigger
	t.mu.Unlock()

	t.em.Reschedule(t, t.nextTrigger)
	return wasActive
}