bug#65401: 30.0.50; custom-theme-directory :type could be enhanced

[Mauro Aranda <maurooaranda@gmail.com>]

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Eli Zaretskii <eliz@gnu.org> writes:

 >> Date: Sun, 20 Aug 2023 09:35:17 -0300
 >> Cc: 65401@debbugs.gnu.org
 >> From: Mauro Aranda <maurooaranda@gmail.com>
 >>
 >> Eli Zaretskii <eliz@gnu.org> writes:
 >>
 >>  > If the directory doesn't have to exist, then what is the difference
 >>  > between :directory and :string?
 >>
 >> Completion when editing via Customize is the only one it comes to my
 >> mind right now (useful when the user wants to edit it to some directory
 >> it already exists).
 >
 > Then I don't see why would anyone object to the change you propose.
 > It has no downsides, AFAICT.
 >
 > Thanks.

OK, thank you.  I attach the patch.

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From c34dea06956f2a3d098badf9cea089bee0f7b61b Mon Sep 17 00:00:00 2001
From: Mauro Aranda <maurooaranda@gmail.com>
Date: Sun, 20 Aug 2023 10:39:49 -0300
Subject: [PATCH] Improve type of custom-theme-directory (Bug#65401)

* lisp/custom.el (custom-theme-directory): Make it of type directory.
---
 lisp/custom.el | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lisp/custom.el b/lisp/custom.el
index 083349e3591..5b244464d0b 100644
--- a/lisp/custom.el
+++ b/lisp/custom.el
@@ -1208,9 +1208,9 @@ custom-theme-directory
 directory.  By default, Emacs searches for custom themes in this
 directory first---see `custom-theme-load-path'."
   :initialize #'custom-initialize-delay
-  :type 'string
+  :type 'directory
   :group 'customize
-  :version "22.1")
+  :version "30.1")
 
 (defvar custom-theme-load-path (list 'custom-theme-directory t)
   "List of directories to search for custom theme files.
-- 
2.34.1