From d95f162b4c37b7cbced0b02f7dcb493c502f6189 Mon Sep 17 00:00:00 2001
From: Andrew Duthie <andrew@andrewduthie.com>
Date: Wed, 2 May 2018 11:13:21 -0400
Subject: [PATCH] Writing Flow: Consider tabbable edge if no adjacent tabbable

---
 editor/components/writing-flow/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/editor/components/writing-flow/index.js b/editor/components/writing-flow/index.js
index 48f7c08ce305db..1537daef1f8933 100644
--- a/editor/components/writing-flow/index.js
+++ b/editor/components/writing-flow/index.js
@@ -168,7 +168,7 @@ class WritingFlow extends Component {
 	 */
 	isTabbableEdge( target, isReverse ) {
 		const closestTabbable = this.getClosestTabbable( target, isReverse );
-		return ! isInSameBlock( target, closestTabbable );
+		return ! closestTabbable || ! isInSameBlock( target, closestTabbable );
 	}
 
 	onKeyDown( event ) {