From: Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
To: No Wayman <iarchivedmywholelife@gmail.com>
Cc: 70209@debbugs.gnu.org
Subject: bug#70209: 30.0.50; describe key + lambda too poetic
Date: Fri, 05 Apr 2024 18:32:50 -0400 [thread overview]
Message-ID: <jwvwmpb8muc.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <875xwvedcs.fsf@gmail.com> (No Wayman's message of "Fri, 05 Apr 2024 16:58:11 -0400")
> [1]:
> emacs -Q --batch \
> --eval '(global-set-key (kbd "c") `(lambda () (interactive) t)))' \
> --eval '(describe-key "c")' \
> --eval '(with-current-buffer "*Help*"
> (forward-button 2)
> (push-button)
> (print (buffer-substring-no-properties (point-min)
> (point-max))))'
>
> Unknown type lambda
That's mild punishment for quoting a lambda.
> [2]:
> emacs -Q --batch \
> --eval '(global-set-key (kbd "c") (lambda () (interactive) t)))' \
> --eval '(describe-key "c")' \
> --eval '(with-current-buffer "*Help*"
> (forward-button 2)
> (push-button)
> (print (buffer-substring-no-properties (point-min)
> (point-max))))'
>
> Unknown type closure
OK, OK, I relent, it shouldn't be button.
Should be fixed now on `master`, thanks to the handy patch below.
Stefan
diff --git a/lisp/help-fns.el b/lisp/help-fns.el
index 27011575333..cfe27077055 100644
--- a/lisp/help-fns.el
+++ b/lisp/help-fns.el
@@ -1096,15 +1096,15 @@ help-fns-function-description-header
(setq elts (cdr-safe elts)))
(concat beg (if is-full "keymap" "sparse keymap"))))
(t
- (let ((type
- (if (and (consp def) (symbolp (car def)))
- (car def)
- (or (oclosure-type def) (cl-type-of def)))))
- (concat beg (format "%s"
- (make-text-button
- (symbol-name type) nil
- 'type 'help-type
- 'help-args (list type)))))))))
+ (concat beg (format "%s"
+ (if (and (consp def) (symbolp (car def)))
+ (car def)
+ (let ((type (or (oclosure-type def)
+ (cl-type-of def))))
+ (make-text-button
+ (symbol-name type) nil
+ 'type 'help-type
+ 'help-args (list type))))))))))
(with-current-buffer standard-output
(insert description))
next prev parent reply other threads:[~2024-04-05 22:32 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-05 4:47 bug#70209: 30.0.50; describe key + lambda too poetic No Wayman
2024-04-05 5:07 ` No Wayman
2024-04-05 5:43 ` Eli Zaretskii
2024-04-05 11:44 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-04-05 20:58 ` No Wayman
2024-04-05 22:32 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors [this message]
2024-04-06 5:36 ` No Wayman
2024-04-06 13:17 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
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