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bug#50785: 28.0.50; error doesn't use help-key-binding face from substit
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From: |
Lars Ingebrigtsen |
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Subject: |
bug#50785: 28.0.50; error doesn't use help-key-binding face from substitute-command-keys |
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Date: |
Sat, 25 Sep 2021 04:03:36 +0200 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
Stefan Kangas <stefan@marxist.se> writes:
> In "emacs -Q", if I use the following function:
>
> (defun foo ()
> (interactive)
> (error (substitute-command-keys "Use \\[next-line]")))
>
> The error message says "Use C-n", but "C-n" is not displayed with the
> `help-key-binding' face.
Hm... is `error' stripping text properties before displaying, by any
chance? If so, is there any particular reason why that would make sense
in general? Hm... perhaps the idea is that `error' is used in
low-level circumstances, so we don't want to rely on faces etc actually
working?
Anybody know?
--
(domestic pets only, the antidote for overdose, milk.)
bloggy blog: http://lars.ingebrigtsen.no