From 4dd335f2e2278b8427bec2f4bf2a15632c49d435 Mon Sep 17 00:00:00 2001
From: alpadev <alpa.muc@gmail.com>
Date: Sun, 18 Apr 2021 22:53:06 +0200
Subject: [PATCH] fix: fixup regression for mouseenter/mouseleave events
 introduced by #33310

the old logic only worked for parent-child movement since it checked for the relatedTarget to contain the delegateTarget - this should be fixed with this
---
 js/src/dom/event-handler.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/src/dom/event-handler.js b/js/src/dom/event-handler.js
index 8ccb887fc3bf..3293f397d559 100644
--- a/js/src/dom/event-handler.js
+++ b/js/src/dom/event-handler.js
@@ -170,7 +170,7 @@ function addHandler(element, originalTypeEvent, handler, delegationFn, oneOff) {
   if (customEventsRegex.test(originalTypeEvent)) {
     const wrapFn = fn => {
       return function (event) {
-        if (!event.relatedTarget || (event.relatedTarget !== event.delegateTarget && event.relatedTarget.contains(event.delegateTarget))) {
+        if (!event.relatedTarget || (event.relatedTarget !== event.delegateTarget && !event.delegateTarget.contains(event.relatedTarget))) {
           return fn.call(this, event)
         }
       }