Subject: bug#31192: closed (Re: bug#31192: 27.0.50; artist-mode throws a wrong type argument)

From: [email-masked] (GNU bug Tracking System)
Date: Tue, 17 Apr 2018 13:23:02 +0000

Your bug report

#31192: 27.0.50; artist-mode throws a wrong type argument 

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to [email-masked].

-- 
31192: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=31192
GNU Bug Tracking System
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Subject: Re: bug#31192: 27.0.50; artist-mode throws a wrong type argument
From: Tino Calancha <[email-masked]>
To: [email-masked]
Date: Tue, 17 Apr 2018 22:22:37 +0900
List-Id: <debbugs-submit.debbugs.gnu.org>

Lars Ingebrigtsen <[email-masked]> writes:

> Tino Calancha <[email-masked]> writes:
>
>>     * lisp/textmodes/artist.el (artist-mode): Ensure we have a font
>
> Makes sense.
Fixed in master branch with commit
'* lisp/textmodes/artist.el (artist-mode): Ensure we have a font'
(c969fbd40bcad0de6322895a5ad4d53144309315)

Subject: 27.0.50; artist-mode throws a wrong type argument
From: Tino Calancha <[email-masked]>
To: [email-masked]
Date: Tue, 17 Apr 2018 21:57:23 +0900
List-Id: <debbugs-submit.debbugs.gnu.org>

X-Debbugs-CC: Lars Ingebrigtsen <[email-masked]>

After commit '(artist-mode): Warn about proportional fonts'
(36e5673753b985dee06b255be237dce9e96b0eb7)

emacs -batch -eval "(artist-mode)"
throws
Wrong type argument: font, unspecified

That causes two ibuffer-tests.el to fail:
(ibuffer-filter-inclusion-7, ibuffer-filter-inclusion-8)

--8<-----------------------------cut here---------------start------------->8---
commit 04f528b864490f22e773d185f2a4980b29306eb0
Author: Tino Calancha <[email-masked]>
Date:   Tue Apr 17 21:34:25 2018 +0900

    * lisp/textmodes/artist.el (artist-mode): Ensure we have a font

diff --git a/lisp/textmodes/artist.el b/lisp/textmodes/artist.el
index 7c261f8d2d..e9ae6a4ce9 100644
--- a/lisp/textmodes/artist.el
+++ b/lisp/textmodes/artist.el
@@ -1402,8 +1402,9 @@ artist-mode
 	(t
 	 ;; Turn mode on
 	 (artist-mode-init)
-         (unless (font-get (face-attribute 'default :font) :spacing)
-           (message "The default font isn't monospaced, so the drawings in this buffer may look odd")))))
+         (let ((font (face-attribute 'default :font)))
+           (when (and (fontp font) (not (font-get font :spacing)))
+             (message "The default font isn't monospaced, so the drawings in this buffer may look odd"))))))
 
 ;; Init and exit
 (defun artist-mode-init ()
--8<-----------------------------cut here---------------end--------------->8---
In GNU Emacs 27.0.50 (build 2, x86_64-pc-linux-gnu, GTK+ Version 3.22.11)
 of 2018-04-17
Repository revision: 003071346cdc914f28a8e8b3a8bf0c8f5f3b52dc