From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.devel Subject: Re: A protest against pcase, pcase-let, pcase-let* Date: Wed, 01 Apr 2015 15:16:30 +0300 Message-ID: <551BE19E.8080107@yandex.ru> References: <20150331180029.GF2871@acm.fritz.box> <87d23ob247.fsf@newcastle.ac.uk> <87k2xw12d4.fsf@ferrier.me.uk> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1427890605 29407 80.91.229.3 (1 Apr 2015 12:16:45 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 1 Apr 2015 12:16:45 +0000 (UTC) Cc: Alan Mackenzie , emacs-devel@gnu.org To: Nic Ferrier , phillip.lord@newcastle.ac.uk (Phillip Lord) Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Apr 01 14:16:45 2015 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1YdHZc-0007w3-Iy for ged-emacs-devel@m.gmane.org; Wed, 01 Apr 2015 14:16:44 +0200 Original-Received: from localhost ([::1]:52115 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YdHZb-0001zj-P6 for ged-emacs-devel@m.gmane.org; Wed, 01 Apr 2015 08:16:43 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:38389) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YdHZY-0001zd-6u for emacs-devel@gnu.org; Wed, 01 Apr 2015 08:16:41 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YdHZS-0004Hb-G5 for emacs-devel@gnu.org; Wed, 01 Apr 2015 08:16:40 -0400 Original-Received: from mail-wg0-x22c.google.com ([2a00:1450:400c:c00::22c]:35273) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YdHZS-0004HW-9P for emacs-devel@gnu.org; Wed, 01 Apr 2015 08:16:34 -0400 Original-Received: by wgdm6 with SMTP id m6so51129375wgd.2 for ; Wed, 01 Apr 2015 05:16:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; bh=KsSk3uxN/Gw7pnCKxLAHJeggvAPQk+gHSkuEJmR568Y=; b=PcPGY3+1hUMewO2A+yJdYOPLRGyfi4Kdg33wC/ckTTrnZU9ANUc3XWSpFAjOm/zpRB BMhTZilJ9/eSn9/srM4luRAfnOjC3x8e7DoJghatIE9LM2Ea1+T5ydl/2f5PPkqunzIY kF5mVZ0HPq4wfukQ0f/OQ4hhbUrNhLXg4Ypid5Ux+QzyVCU9u0IArqq3XL035efQl1hp UH9kn/XQNpNSVN9HXzGuTzGxZRQ4PioLT5IGQ6QIqXgzzI2e+MxNuG9QbnAgICpvob5Z WElqlVeHrE8VPgxlPWFhxJ0C46CRoHzDAdeYDhMcHOK55bni1bieV69XZmPBTMsD0Bec OiGw== X-Received: by 10.194.2.43 with SMTP id 11mr83811409wjr.104.1427890593480; Wed, 01 Apr 2015 05:16:33 -0700 (PDT) Original-Received: from [192.168.1.3] ([82.102.93.54]) by mx.google.com with ESMTPSA id i8sm2900581wiy.23.2015.04.01.05.16.32 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 Apr 2015 05:16:32 -0700 (PDT) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:36.0) Gecko/20100101 Thunderbird/36.0 In-Reply-To: <87k2xw12d4.fsf@ferrier.me.uk> X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2a00:1450:400c:c00::22c X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:184707 Archived-At: On 04/01/2015 03:04 PM, Nic Ferrier wrote: > I think it's awful, personally. That's a strong statement to make without specific arguments. > I don't recall any discussion about whether it would be useful > either. Unlike for, say, the yield stuff which has to be debated > forever. pcase is years old, and nobody has proposed an alternative yet. > There are much better, more lisp idiomatic, libs for doing pattern > matching which pcase should give way to imo. > > Shadchen for example. Your case would be stronger is Shadchen was at least in GNU ELPA.