From 5c5b3d721593ea574e2d0e15d09af910f1bdf62f Mon Sep 17 00:00:00 2001
From: David Langley <langley.dave@gmail.com>
Date: Wed, 4 Mar 2026 14:29:59 +0000
Subject: [PATCH] fix(docs): restore missing toHex function declaration

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
---
 .../views/rooms/wysiwyg_composer/DocumentView.tsx           | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/apps/web/src/components/views/rooms/wysiwyg_composer/DocumentView.tsx b/apps/web/src/components/views/rooms/wysiwyg_composer/DocumentView.tsx
index c0ea8b21c1..457f0ca1db 100644
--- a/apps/web/src/components/views/rooms/wysiwyg_composer/DocumentView.tsx
+++ b/apps/web/src/components/views/rooms/wysiwyg_composer/DocumentView.tsx
@@ -130,6 +130,12 @@ function restoreCaretOffset(editor: HTMLElement, offset: number): void {
         sel?.addRange(range);
     }
 }
+
+/**
+ * Encode a UTF-8 string as a lowercase hex string, as required by
+ * the Automerge `set_actor_id` API.
+ */
+function toHex(str: string): string {
     return Array.from(new TextEncoder().encode(str))
         .map((b) => b.toString(16).padStart(2, "0"))
         .join("");