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: Sat, 16 Mar 2024 12:15:10 -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="31217"; 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 Sat Mar 16 17:16:26 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 1rlWhu-0007ue-1K for ged-emacs-devel@m.gmane-mx.org; Sat, 16 Mar 2024 17:16:26 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rlWgq-0005NX-IB; Sat, 16 Mar 2024 12:15:20 -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 1rlWgn-0005MP-Da for emacs-devel@gnu.org; Sat, 16 Mar 2024 12:15:17 -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 1rlWgl-0002sW-FF; Sat, 16 Mar 2024 12:15:17 -0400 Original-Received: from pmg3.iro.umontreal.ca (localhost [127.0.0.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id C972A44181B; Sat, 16 Mar 2024 12:15:12 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1710605711; bh=pBwlZpcQrG0CTD6tnzAEJ2wbm2fbziPm1cNeDdPwUiI=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=KqxYUoG2S9jblOYBm6I1hh85W9y4S4FE+aEVKVG4hb4lnKf/Ostv9FWXjDZiUI2u4 kq/KDLX8IbgST6Xv8qiMNzNfvbXnsWSvd1EUIPy8hQOhZ3Rk/6Ma4a7bxRIoTH+H0r lSjChNiTw2Atpqc6T+2wu+GfKuPhOtbOGfPxoPxOtcP9bXmuR+7AHkhKUoxE7LZbDy HPPgrH2VZTn7CfnoXpvKO/He63igB3qPAElAOFzYcOiLiZZvBvbxMVWC6QnKxYjd1K 3819qUt3hnweLxeLwmE8CYsz0NIKtmE4HZRLECGun2FrIh8tWrOcnlCQ76+Kti9agL ejrMdqRYwmvtA== Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id A3A7C4408B2; Sat, 16 Mar 2024 12:15:11 -0400 (EDT) Original-Received: from pastel (unknown [104.247.232.89]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 7AC471207CD; Sat, 16 Mar 2024 12:15:11 -0400 (EDT) In-Reply-To: (Richard Stallman's message of "Fri, 15 Mar 2024 21:45:01 -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:317121 Archived-At: > > Then I don't understand what's the intended semantics: how can you use > > PAT's bindings over ALWAYS when PAT failed to match? > It makes bindings for all the variables it could bind, independent of > which ones matched in a given case. I don't understand, sorry. Can you give some examples? > pcase does that to, I found out by experiment. Same here. Are you referring to cases such as (pcase EXP ((or `(,a ,b) 5) (BODY))) where `a` and `b` will be bound to nil when EXP evaluates to 5? Stefan