From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Philip Kaludercic Newsgroups: gmane.emacs.devel Subject: Re: cond* vs pcase Date: Mon, 05 Feb 2024 18:39:13 +0000 Message-ID: <87il32iwmm.fsf@posteo.net> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16471"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Arthur Miller , emacs-devel@gnu.org To: "Alfred M. 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:315902 Archived-At: "Alfred M. Szmidt" writes: > I use pcase often; but I use it just as a better cond. For example I find this > handy: > > (defvar foo nil) <-- foo is some symbol > > (pcase foo > ('bar (do-some-bar-stuff)) > ('baz (do-some-baz-fluff))) > > cl-case seems more appropriate here (wish cl-case was just case ...) Why more appropriate? I always think of pcase as Elisp's case. In addition, pcase avoids the danger of naively writing (cl-case foo ('bar (do-some-bar-stuff)) ('baz (do-some-baz-fluff))) and then getting surprised when foo evaluates to `quote'. > or this: > > (setq foo "some-string") > > (pcase foo > ("foo" (do-foo-case)) > ("bar" (do-bar-case))) > > Same here, with (intern foo) ... Being able to do equal instead of eql is also something that speaks in favour of pcase...