From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: emacs-devel@gnu.org
Cc: Nicolas Petton <nicolas@petton.fr>
Subject: Re: [Emacs-diffs] map 35c27cd: Throw an error when converting a map into an unknown map type
Date: Sat, 18 Apr 2015 13:47:32 -0400 [thread overview]
Message-ID: <jwvfv7xs52q.fsf-monnier+emacsdiffs@gnu.org> (raw)
In-Reply-To: <E1YjTsd-00037Q-9M@vcs.savannah.gnu.org> (Nicolas Petton's message of "Sat, 18 Apr 2015 14:37:59 +0000")
> + (t (error "Not a map type name: %s" type))))
^^
%S
In case the user didn't pass the right argument `type' may be something
else than a symbol, so the use of %S makes sure that the error will give
a precise description (e.g. if `type' is the string "hash-table", the
error message could be surprising).
Stefan
next parent reply other threads:[~2015-04-18 17:47 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20150418143759.11954.68194@vcs.savannah.gnu.org>
[not found] ` <E1YjTsd-00037Q-9M@vcs.savannah.gnu.org>
2015-04-18 17:47 ` Stefan Monnier [this message]
2015-04-18 18:02 ` [Emacs-diffs] map 35c27cd: Throw an error when converting a map into an unknown map type Nicolas Petton
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