Method register

pkg/util/interrupt/interrupt.go:83–91

(id string, fn func())

}

func (h *Handler) register(id string, fn func()) {
	h.notifyMutex.Lock()
	defer h.notifyMutex.Unlock()

	h.notify = append(h.notify, notify{
		id: id,
		fn: fn,
	})
}

func (h *Handler) unregister(id string) {
	h.notifyMutex.Lock()