From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Installing cond* in core Date: Tue, 12 Mar 2024 23:05:51 -0400 Message-ID: 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="15581"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: emacs-devel@gnu.org To: Richard Stallman Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Mar 13 04:07:08 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 1rkExP-0003q5-Jq for ged-emacs-devel@m.gmane-mx.org; Wed, 13 Mar 2024 04:07:07 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rkEwO-0008Sz-Fw; Tue, 12 Mar 2024 23:06:04 -0400 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 1rkEwM-0008Sp-J7 for emacs-devel@gnu.org; Tue, 12 Mar 2024 23:06:02 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rkEwK-0001O5-Hh; Tue, 12 Mar 2024 23:06:02 -0400 Original-Received: from pmg2.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 8EF3A80CEA; Tue, 12 Mar 2024 23:05:58 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1710299157; bh=oqbmye+mRHMIgzvmbmPaaKlV1/kpbvoziNy5hh22jtM=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=VYcIW2Sk92EPaeq8/dZRFH3famMpXNm8o8wmnTLasVfCcEnVCTz+ceSjE77Gzo7HA zeioXvlcLZ60vxOiW9VwOBZ6OW2VmGNRhfuPtB2NRcVTg5NMIaE2pUJZiHIyE81BQt ofPHgugdN0VBnciAL71EmsB7QqkBUIrn1RKZ0oUqI8EgRzfF1NwAuza7sOuwoWHxYX WVDfh3SAAqdXZa54cqLhCG9p5UT9PraPUsaEBuQ2viEMcOYfHnc4GM6pO30hFKB4/Q tK5rvLlYhVXmj8kex9msiAFHmrUJj67gZP+szwtAKAo6sckHBPBa6mt+PWVT0smhXX RO3urSr150NDw== Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg2.iro.umontreal.ca (Proxmox) with ESMTP id 8632580A95; Tue, 12 Mar 2024 23:05:57 -0400 (EDT) Original-Received: from pastel (unknown [216.154.9.50]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 60A3E120223; Tue, 12 Mar 2024 23:05:57 -0400 (EDT) In-Reply-To: (Richard Stallman's message of "Tue, 12 Mar 2024 22:27:34 -0400") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, 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:317024 Archived-At: > > > But there are also nonempty ni-exit clauses: > > > > > > > (cond* > > > > (:no-exit (match* PAT FORM) THEN) > > > > . ALWAYS) > > > > > > Can rewriting handle that? > > > Assuming it means "if PAT matches, execute THEN (with the corresponding > > bindings) for its side effects, and in all cases continue with ALWAYS > > without PAT's bindings", then it's just > > The bindings cover both THEN and ALWAYS. Then I don't understand what's the intended semantics: how can you use PAT's bindings over ALWAYS when PAT failed to match? Stefan