From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Richard Stallman Newsgroups: gmane.emacs.devel Subject: Re: Make peg.el a built-in library? Date: Thu, 30 Sep 2021 02:04:41 -0400 Message-ID: References: <875yvtbbn3.fsf@ericabrahamsen.net> <87bl5k87hq.fsf@alphapapa.net> <87fsuvpod4.fsf@ericabrahamsen.net> <874ka7wqko.fsf@gmail.com> <87sfxp4ard.fsf@ericabrahamsen.net> Reply-To: rms@gnu.org Content-Type: text/plain; charset=Utf-8 Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="679"; mail-complaints-to="usenet@ciao.gmane.io" Cc: eller.helmut@gmail.com, arstoffel@gmail.com, emacs-devel@gnu.org To: Eric Abrahamsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Sep 30 08:58:58 2021 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 1mVq1x-000AUU-7F for ged-emacs-devel@m.gmane-mx.org; Thu, 30 Sep 2021 08:58:57 +0200 Original-Received: from localhost ([::1]:52594 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mVq1w-0003ZG-9N for ged-emacs-devel@m.gmane-mx.org; Thu, 30 Sep 2021 02:58:56 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:51094) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mVpBS-0000Cr-NC for emacs-devel@gnu.org; Thu, 30 Sep 2021 02:04:43 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:59626) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mVpBR-0003Dy-Te; Thu, 30 Sep 2021 02:04:41 -0400 Original-Received: from rms by fencepost.gnu.org with local (Exim 4.90_1) (envelope-from ) id 1mVpBR-00027Y-7d; Thu, 30 Sep 2021 02:04:41 -0400 In-Reply-To: <87sfxp4ard.fsf@ericabrahamsen.net> (message from Eric Abrahamsen on Mon, 27 Sep 2021 20:52:38 -0700) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 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" Xref: news.gmane.io gmane.emacs.devel:275857 Archived-At: [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] > Basically a way of composing a parser out of smaller regexp-like > expressions. They can be very useful in a wide variety of situations. It does sound useful. Can you post a descripion of a specific simple example where this approach is advantageous? -- Dr Richard Stallman (https://stallman.org) Chief GNUisance of the GNU Project (https://gnu.org) Founder, Free Software Foundation (https://fsf.org) Internet Hall-of-Famer (https://internethalloffame.org)