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From: Lars Ingebrigtsen <larsi@gnus.org>
To: Daniel Mendler <mail@daniel-mendler.de>
Cc: philipk@posteo.net, Richard Stallman <rms@gnu.org>,
	55278@debbugs.gnu.org
Subject: bug#55278: json-parse-string
Date: Mon, 09 May 2022 12:45:15 +0200	[thread overview]
Message-ID: <8735hj9e84.fsf@gnus.org> (raw)
In-Reply-To: <4534cafd-6e16-1ec6-1986-3ef441a5d5e8@daniel-mendler.de> (Daniel Mendler's message of "Mon, 9 May 2022 12:39:54 +0200")

Daniel Mendler <mail@daniel-mendler.de> writes:

> In osm-mode I have a list of requirements which must be satisfied before
> it can be used reasonably. These requirements are also listed in the
> README and in the Commentary of the package.
>
>   (unless (display-graphic-p)
>     (warn "osm: Graphical display is required"))
>   (dolist (type '(svg jpeg png))
>     (unless (image-type-available-p type)
>       (warn "osm: Support for %s images is missing" type)))
>   (unless (libxml-available-p)
>     (warn "osm: libxml is not available"))
>   (unless (ignore-errors (equal [] (json-parse-string "[]")))
>     (warn "osm: libjansson is not available"))

Perhaps it should be signalling errors here instead of warnings?  (And
it would probably be nice if it collected all the requirements and said
"Error: Need libjansson, libxml and" etc in one go.)

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





  reply	other threads:[~2022-05-09 10:45 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-05 18:38 bug#55278: 29.0.50; OSM package Richard Stallman
2022-05-05 19:15 ` Eli Zaretskii
2022-05-06 12:15   ` Lars Ingebrigtsen
2022-05-06 23:19   ` Richard Stallman
2022-05-07  3:32     ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-05-07  6:08     ` Eli Zaretskii
2022-05-07 23:08       ` Richard Stallman
2022-05-08  8:42 ` bug#55278: json-parse-string Daniel Mendler
2022-05-08 23:39   ` Richard Stallman
2022-05-09 10:27     ` Lars Ingebrigtsen
2022-05-09 10:39       ` Daniel Mendler
2022-05-09 10:45         ` Lars Ingebrigtsen [this message]
2022-05-09 10:57           ` Daniel Mendler
2022-05-09 23:20         ` Richard Stallman
2022-05-16 23:25         ` Richard Stallman
2022-05-17 19:12           ` Philip Kaludercic
2022-05-18 22:20             ` Richard Stallman
2022-05-09 23:20       ` Richard Stallman
2022-05-09 23:20       ` Richard Stallman

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