From 06823567e0e690d0910ba30655a9f4fd99459eb1 Mon Sep 17 00:00:00 2001
From: Vu Duong <vu.duong@usb.ch>
Date: Thu, 8 Oct 2020 15:11:53 +0200
Subject: [PATCH] fix internet explorer 11 issue with svg nodes checking for
 classList

---
 src/columnresizing.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/columnresizing.js b/src/columnresizing.js
index af6cb5dd..5331305e 100644
--- a/src/columnresizing.js
+++ b/src/columnresizing.js
@@ -141,8 +141,11 @@ function currentColWidth(view, cellPos, {colspan, colwidth}) {
   return domWidth / parts
 }
 
+// ie fix: classList property does not exist on svgs in internet explorer. therefore
+// we have to check the classList property first before calling the contains function
+// on the classList
 function domCellAround(target) {
-  while (target && target.nodeName != "TD" && target.nodeName != "TH")
+  while (target && target.classList && target.nodeName != "TD" && target.nodeName != "TH")
     target = target.classList.contains("ProseMirror") ? null : target.parentNode
   return target
 }