From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Kangas Newsgroups: gmane.emacs.bugs Subject: bug#51368: 29.0.50; `cl-case' should error on incorrect use Date: Sun, 24 Oct 2021 05:46:10 -0700 Message-ID: References: <87k0i2j0s8.fsf@linux-m68k.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="39246"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: 51368@debbugs.gnu.org, Philipp Stephani To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Oct 24 14:47:23 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mecuI-0009z9-GT for geb-bug-gnu-emacs@m.gmane-mx.org; 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Sun, 24 Oct 2021 05:46:10 -0700 (PDT) Original-Received: from 753933720722 named unknown by gmailapi.google.com with HTTPREST; Sun, 24 Oct 2021 05:46:10 -0700 In-Reply-To: <87k0i2j0s8.fsf@linux-m68k.org> (Andreas Schwab's message of "Sun, 24 Oct 2021 10:16:07 +0200") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:218105 Archived-At: Andreas Schwab writes: > On Okt 24 2021, Philipp Stephani wrote: > >> This form demonstrates a few incorrect uses of `cl-case': >> >> (cl-case a >> (nil 0) ; doesn't match anything >> (t 1) ; matches everything, but too early >> ('foo 2)) ; matches `quote' in addition to `foo' >> >> It would be nice if `cl-case' would signal an error or at least warn >> about these at macroexpansion time, since they are somewhat subtle and >> easy to get wrong. > > clisp errors out on the misplaced `t' clause, but is otherwise silent. I think it would be good if we could error out on the misplaced t.