From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ihor Radchenko Newsgroups: gmane.emacs.devel Subject: Re: pcase bindings in patterns with complicated logic Date: Tue, 16 Jan 2024 13:18:40 +0000 Message-ID: <87r0ihl8lr.fsf@localhost> References: <87il3xt38w.fsf@localhost> <875xzwjta2.fsf@posteo.net> <878r4rsyyt.fsf@localhost> <87r0ijj48v.fsf@posteo.net> <871qajsx5z.fsf@localhost> <87le8riyvp.fsf@posteo.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="17097"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Thierry Volpiatto , emacs-devel@gnu.org To: rms@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Jan 16 14:16:34 2024 Return-path: Envelope-to: ged-emacs-devel@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 1rPjIw-0004HJ-4h for ged-emacs-devel@m.gmane-mx.org; Tue, 16 Jan 2024 14:16:34 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rPjI9-00089E-5G; Tue, 16 Jan 2024 08:15:45 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rPjI4-00088V-Nm for emacs-devel@gnu.org; Tue, 16 Jan 2024 08:15:41 -0500 Original-Received: from mout01.posteo.de ([185.67.36.65]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rPjI1-0001FL-Mo for emacs-devel@gnu.org; Tue, 16 Jan 2024 08:15:40 -0500 Original-Received: from submission (posteo.de [185.67.36.169]) by mout01.posteo.de (Postfix) with ESMTPS id E9A72240027 for ; Tue, 16 Jan 2024 14:15:26 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1705410926; bh=hwqTv7Qumm35zOaNkpXY3b0j6gfymzZ4F/d0CHQS4+Q=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:From; b=Rcmgtnmycj1qbesoW9gSzQoALxUOpeQeg7tjLWB5qEm08mE03VOP67KTmzPcIVIS3 dEEqv1Nty/026cEwB3hM9jaL8ogncoMuEjCLRLl+/FS3WHyXMgf8BYvHDqrpmwLCCu ozwXtrRc94Avlh1UU7IGiy5Igq2CbP9ZkerNX78T2kG5osrGx5wPbsCmvbDaGTQ9NP 2RilmeUcJ8gfumgLo9y45EdB8gyGZWLzgmlHTFWvKWS7iEWd3ecFZbqpt+ZHTdCk9X XeK2gl0uSxbU0zWmKFC85Dd2JiHxuf5ay3enFnt7nNXZlaptodrHpyl4Ye4IFiGPet 6ofp+1+wCsUrw== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4TDqHy1m0qz9rxF; Tue, 16 Jan 2024 14:15:26 +0100 (CET) In-Reply-To: Received-SPF: pass client-ip=185.67.36.65; envelope-from=yantar92@posteo.net; helo=mout01.posteo.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." 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:315015 Archived-At: Richard Stallman writes: > > > (pcase '(1 2 3) > > > ((app cdr `(2 ,c)) (format "Match: %S" c))) > > cond* can do this without introducing a special feature for it: > > (cond* ((match* `(2 ,c) (cdr '(1 2 3))) > (format "Match: %S" c))) What about (pcase '(1 2 3) ((and `(1 . ,_) (app cdr `(2 ,c))) (format "Match: %S" c))) -- Ihor Radchenko // yantar92, Org mode contributor, Learn more about Org mode at . Support Org development at , or support my work at