From 889198139639018f565cba4816e916fc77d18785 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Flc=E3=82=9B?= <four_leaf_clover@foxmail.com>
Date: Sat, 15 Apr 2023 19:03:16 +0800
Subject: [PATCH] fix: Fix `StoppableEvent` (#11)

---
 dispatcher.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dispatcher.go b/dispatcher.go
index 8d18c5c..7c39978 100644
--- a/dispatcher.go
+++ b/dispatcher.go
@@ -31,7 +31,7 @@ func (d *Dispatcher) Listen(name string, listener ...Listener) {
 // Dispatch event to all listeners
 func (d *Dispatcher) Dispatch(event Event) {
 	for _, listener := range d.GetListeners(event.Name()) {
-		if event.(StoppableEvent) != nil && event.(StoppableEvent).IsPropagationStopped() {
+		if e, ok := event.(StoppableEvent); ok && e.IsPropagationStopped() {
 			return
 		}