From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Unicode confusables and reordering characters considered harmful Date: Wed, 03 Nov 2021 15:45:07 +0200 Message-ID: <835yt9ic9o.fsf@gnu.org> References: <875ytag0hb.fsf@yahoo.com> <87zgqmd5np.fsf@mat.ucm.es> <83wnlqk3rn.fsf@gnu.org> <72dd5c2a-42c7-b12e-05ed-e93adbd89727@gmail.com> <83ilxajyhw.fsf@gnu.org> <83fssejxf8.fsf@gnu.org> <835ytajsv2.fsf@gnu.org> <11d5fecb44af1d388b7f@heytings.org> <11d5fecb449846dc0851@heytings.org> <11d5fecb443892de13b1@heytings.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10073"; mail-complaints-to="usenet@ciao.gmane.io" Cc: cpitclaudel@gmail.com, stefan@marxist.se, monnier@iro.umontreal.ca, emacs-devel@gnu.org To: Gregory Heytings Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Nov 03 14:46:04 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 1miGaa-0002Rf-GD for ged-emacs-devel@m.gmane-mx.org; Wed, 03 Nov 2021 14:46:04 +0100 Original-Received: from localhost ([::1]:51454 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1miGaZ-0006eR-GQ for ged-emacs-devel@m.gmane-mx.org; Wed, 03 Nov 2021 09:46:03 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:39766) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miGZm-0005HP-IB for emacs-devel@gnu.org; Wed, 03 Nov 2021 09:45:14 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:52098) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miGZk-0007Hu-TU; Wed, 03 Nov 2021 09:45:14 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-version:References:Subject:In-Reply-To:To:From: Date; bh=sz7Pm6+37w2QEmKzExWOYtnsXZQI3RA2OJpMshQ7U50=; b=Nm3vUSHBZ2qMXUHkynZr PJgh3qvGJga50e/sEMshz/OQ2X127XH4muATo4YBCJNNmG2CRfpBXH/8gnjpeI4AfJjThw04GyCQo S9FSjxaHfYjadJXDYfASXpkrVCzEb5D0Y8UbTH6xstd4PGA3J2jTeu2xxaG8iL9J1gPwFyx+dtFcs /m/HFx9qbDuKyCxDxiFX7usxir4p2h2xHJM9D2h9xbiI4m6v+peP6Ygzqn2kwt27RlmwI5NCaQCQe CkSfftoMsjnfdMXoz6g80lFdV2odUB2yH9LyL7KHrC1LQKXdlXMmNDFJr0yjUafdZC69X/zfKBUs/ sCa5nC/L07VnLw==; Original-Received: from [87.69.77.57] (port=1432 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miGZi-0001Uk-0P; Wed, 03 Nov 2021 09:45:12 -0400 In-Reply-To: <11d5fecb443892de13b1@heytings.org> (message from Gregory Heytings on Wed, 03 Nov 2021 11:31:37 +0000) 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" Xref: news.gmane.io gmane.emacs.devel:278580 Archived-At: > Date: Wed, 03 Nov 2021 11:31:37 +0000 > From: Gregory Heytings > cc: Eli Zaretskii , > Clément Pit-Claudel , > Stefan Monnier , emacs-devel@gnu.org > > AFAIK, these specific characters are not necessary to write comments and > strings in these languages. Here are two random file which use RTL > strings and comments, and in which these characters are not used: > > https://raw.githubusercontent.com/01walid/goarabic/master/stringutils_test.go > https://raw.githubusercontent.com/AbdullahDiaa/garabic/main/garabic.go Two examples that do NOT use these controls are not a proof they are not needed at all.