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: cc-mode fontification feels random Date: Mon, 07 Jun 2021 15:08:52 +0300 Message-ID: <83h7i9ho6j.fsf@gnu.org> References: <86a85d26-75c0-e4a3-e8d3-244c5346dd3a@dancol.org> <83r1hehnz9.fsf@gnu.org> <83lf7mhl3n.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10223"; mail-complaints-to="usenet@ciao.gmane.io" Cc: acm@muc.de, dancol@dancol.org, emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Jun 08 02:11:39 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 1lqPLH-0002VH-NL for ged-emacs-devel@m.gmane-mx.org; Tue, 08 Jun 2021 02:11:39 +0200 Original-Received: from localhost ([::1]:52276 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lqPLG-00016g-Og for ged-emacs-devel@m.gmane-mx.org; Mon, 07 Jun 2021 20:11:38 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56098) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lqPFe-0000L6-1P for emacs-devel@gnu.org; Mon, 07 Jun 2021 20:05:50 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:39440) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lqPFd-0000wc-CR; Mon, 07 Jun 2021 20:05:49 -0400 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:4231 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 1lqE3t-0000yC-Sz; Mon, 07 Jun 2021 08:08:58 -0400 In-Reply-To: (message from Stefan Monnier on Sun, 06 Jun 2021 16:28:02 -0400) 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:270544 Archived-At: > From: Stefan Monnier > Cc: acm@muc.de, dancol@dancol.org, emacs-devel@gnu.org > Date: Sun, 06 Jun 2021 16:28:02 -0400 > > > What exactly are the reasons that we need to scan from BOB? With the > > exception of data type declarations, what else requires to go back > > farther that the beginning of the defun in which we start fontifying? > > It all depends on the language. > > E.g. in ELisp, what looks like a defun might actually be in the middle > of a string and there's no reliable way to know if something's in > a string other than to parse from BOB. > In C the situation is somewhat similar but for comments. So you are saying we need that just to know where the current defun begins? Any other needs to start from BOB?