From c197dcf0cc6f9102e364a022e0e346287e2ae996 Mon Sep 17 00:00:00 2001
From: Ella <4710635+ellatrix@users.noreply.github.com>
Date: Wed, 30 Nov 2022 10:14:34 +0200
Subject: [PATCH] Block editor: rich text: return early if __experimentalUndo
 is not defined (#46152)

---
 .../src/components/rich-text/use-undo-automatic-change.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/packages/block-editor/src/components/rich-text/use-undo-automatic-change.js b/packages/block-editor/src/components/rich-text/use-undo-automatic-change.js
index 890746cec74a35..819f2935806263 100644
--- a/packages/block-editor/src/components/rich-text/use-undo-automatic-change.js
+++ b/packages/block-editor/src/components/rich-text/use-undo-automatic-change.js
@@ -28,12 +28,18 @@ export function useUndoAutomaticChange() {
 				return;
 			}
 
+			const { __experimentalUndo } = getSettings();
+
+			if ( ! __experimentalUndo ) {
+				return;
+			}
+
 			if ( ! didAutomaticChange() ) {
 				return;
 			}
 
 			event.preventDefault();
-			getSettings().__experimentalUndo();
+			__experimentalUndo();
 		}
 
 		element.addEventListener( 'keydown', onKeyDown );