From: GeoSot <geo.sotis@gmail.com>
Date: Tue, 14 Jun 2022 05:33:53 +0000 (+0300)
Subject: fix: fix possible bug on event handler. (#36561)
X-Git-Tag: v5.2.0~65
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ec8166a90fcf914372a91646581fbe793ad22cc5;p=thirdparty%2Fbootstrap.git

fix: fix possible bug on event handler. (#36561)

some browsers validate the empty object as `true`, so is safer to use an explicit check
---

diff --git a/js/src/dom/event-handler.js b/js/src/dom/event-handler.js
index 8bed9b39bb..87f936b41d 100644
--- a/js/src/dom/event-handler.js
+++ b/js/src/dom/event-handler.js
@@ -234,7 +234,7 @@ const EventHandler = {
 
     if (typeof callable !== 'undefined') {
       // Simplest case: handler is passed, remove that listener ONLY.
-      if (!storeElementEvent) {
+      if (!Object.keys(storeElementEvent).length) {
         return
       }