From d8f6349c31e1f5bbb356bbfca949452b71548bc8 Mon Sep 17 00:00:00 2001
From: * <8>
Date: Wed, 26 Jan 2022 14:53:01 +0800
Subject: [PATCH] Match-id-ebfb7eb1a6693fb72c23d8ba7798ee6f1ba9772d

---
 .../horizon/src/event/customEvents/CustomBaseEvent.ts | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/libs/horizon/src/event/customEvents/CustomBaseEvent.ts b/libs/horizon/src/event/customEvents/CustomBaseEvent.ts
index d4595d31..7e73fb16 100644
--- a/libs/horizon/src/event/customEvents/CustomBaseEvent.ts
+++ b/libs/horizon/src/event/customEvents/CustomBaseEvent.ts
@@ -110,9 +110,12 @@ function extendAttribute(target, source) {
     'deltaX', 'deltaY', 'deltaZ', 'deltaMode',
   ];
 
-  attributes.forEach(attr => {
-    if (typeof source[attr] !== 'undefined') {
-      if (typeof source[attr] === 'function') {
+  const length = attributes.length;
+  for (let i = 0; i < length; i++) {
+    const attr = attributes[i];
+    const type = source[attr];
+    if (type !== 'undefined') {
+      if (type === 'function') {
         target[attr] = function() {
           return source[attr].apply(source, arguments);
         };
@@ -120,5 +123,5 @@ function extendAttribute(target, source) {
         target[attr] = source[attr];
       }
     }
-  })
+  }
 }