[elpa] externals/show-font 3056fc8aed 41/54: Add doc string to show-font-select-preview-history

[ELPA Syncer]

branch: externals/show-font
commit 3056fc8aedf223a5859846c6df6be6f522d85c69
Author: Protesilaos Stavrou <info@protesilaos.com>
Commit: Protesilaos Stavrou <info@protesilaos.com>

    Add doc string to show-font-select-preview-history
---
 show-font.el | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/show-font.el b/show-font.el
index c7fbc8b278..62a377b27d 100644
--- a/show-font.el
+++ b/show-font.el
@@ -363,7 +363,8 @@ buffer."
 
 ;;;; Preview an installed font
 
-(defvar show-font-select-preview-history nil)
+(defvar show-font-select-preview-history nil
+  "Minibuffer history for `show-font-select-preview'.")
 
 (defun show-font--select-preview-prompt ()
   "Prompt for a font among `show-font--get-installed-font-families'."