bug#55977: 29.0.50; [PATCH] repeat-mode: Don't echo unset keys in help message

[Visuwesh <visuweshm@gmail.com>]

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Patch attached.


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From 245b353ca178c633c8fffaf0375a9bba99ba1917 Mon Sep 17 00:00:00 2001
From: Visuwesh <visuweshm@gmail.com>
Date: Tue, 14 Jun 2022 22:59:47 +0530
Subject: [PATCH] repeat-mode: Don't echo unset keys in help message

* repeat.el (repeat-echo-message-string): Check if the key is set.
(bug#55977)
---
 lisp/repeat.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/repeat.el b/lisp/repeat.el
index ea4e3d0bd8..94ea9f7ac1 100644
--- a/lisp/repeat.el
+++ b/lisp/repeat.el
@@ -500,7 +500,7 @@ repeat-post-hook
 (defun repeat-echo-message-string (keymap)
   "Return a string with a list of repeating keys."
   (let (keys)
-    (map-keymap (lambda (key _) (push key keys)) keymap)
+    (map-keymap (lambda (key cmd) (and cmd (push key keys))) keymap)
     (format-message "Repeat with %s%s"
                     (mapconcat (lambda (key)
                                  (key-description (vector key)))
-- 
2.35.1