From 06b1cc4bca54f8b9a2d205d7cf194fb0caa79a81 Mon Sep 17 00:00:00 2001
From: Jeremy Ruston <jeremy@jermolene.com>
Date: Tue, 21 Nov 2023 11:49:34 +0000
Subject: [PATCH] Scrollable widget: Fix crash in CI

---
 core/modules/widgets/scrollable.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/modules/widgets/scrollable.js b/core/modules/widgets/scrollable.js
index c95820ef3..58597461b 100644
--- a/core/modules/widgets/scrollable.js
+++ b/core/modules/widgets/scrollable.js
@@ -191,6 +191,10 @@ ScrollableWidget.prototype.render = function(parent,nextSibling) {
 };
 
 ScrollableWidget.prototype.updateScrollPositionFromBoundTiddler = function() {
+	// Bail if we're running on the fakedom
+	if(!this.outerDomNode.scrollTo) {
+		return;
+	}
 	var tiddler = this.wiki.getTiddler(this.scrollableBind);
 	if(tiddler) {
 		var scrollLeftTo = this.outerDomNode.scrollLeft;