From f4d365bf78231394469d6d71c904d29e6a7acd2b Mon Sep 17 00:00:00 2001
From: Mike Cao <mike@mikecao.com>
Date: Fri, 14 Jan 2022 00:17:06 -0800
Subject: [PATCH] Fix tracker for IE 11.

---
 tracker/index.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tracker/index.js b/tracker/index.js
index 99b4df46..a654c097 100644
--- a/tracker/index.js
+++ b/tracker/index.js
@@ -125,7 +125,8 @@ import { removeTrailingSlash } from '../lib/url';
     mutations.forEach(mutation => {
       const element = mutation.target;
       addEvent(element);
-      element.querySelectorAll(eventSelect).forEach(addEvent);
+      const elements = element.querySelectorAll(eventSelect);
+      Array.prototype.forEach.call(elements, addEvent);
     });
   };
 
@@ -168,7 +169,8 @@ import { removeTrailingSlash } from '../lib/url';
       switch (document.readyState) {
         /* DOM rendered, add event listeners */
         case 'interactive': {
-          document.querySelectorAll(eventSelect).forEach(addEvent);
+          const events = document.querySelectorAll(eventSelect);
+          Array.prototype.forEach.call(events, addEvent);
           const observer = new MutationObserver(monitorMutate);
           observer.observe(document, { childList: true, subtree: true });
           break;