From abbbcd1d89f5a6894a5d2a8188f3026480adadc8 Mon Sep 17 00:00:00 2001
From: simon-id <simon.id@protonmail.com>
Date: Wed, 13 Oct 2021 12:57:46 +0200
Subject: [PATCH] doc: add return value for DC unsubscribe

---
 doc/api/diagnostics_channel.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/doc/api/diagnostics_channel.md b/doc/api/diagnostics_channel.md
index 1167a591f353b2..47df6a42994257 100644
--- a/doc/api/diagnostics_channel.md
+++ b/doc/api/diagnostics_channel.md
@@ -267,10 +267,11 @@ added:
 changes:
   - version: REPLACEME
     pr-url: https://github.com/nodejs/node/pull/40433
-    description: Added to channels without subscribers.
+    description: Added return value. Added to channels without subscribers.
 -->
 
 * `onMessage` {Function} The previous subscribed handler to remove
+* Returns: {boolean} `true` if the handler was found, `false` otherwise.
 
 Remove a message handler previously registered to this channel with
 [`channel.subscribe(onMessage)`][].