From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/39827 Path: news.gmane.org!not-for-mail From: "luigi scarso" Newsgroups: gmane.comp.tex.context Subject: Re: luatex feature question/request Date: Fri, 4 Apr 2008 11:19:44 +0200 Message-ID: References: <20080404050924.GA21356@atos.labs.wmid.amu.edu.pl> <47F5DDDF.9040304@wxs.nl> <47F5E7D3.407@elvenkind.com> <47F5EC67.9020903@elvenkind.com> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1207300864 4184 80.91.229.12 (4 Apr 2008 09:21:04 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 4 Apr 2008 09:21:04 +0000 (UTC) To: "mailing list for ConTeXt users" Original-X-From: ntg-context-bounces@ntg.nl Fri Apr 04 11:21:35 2008 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from ronja.vet.uu.nl ([131.211.172.88] helo=ronja.ntg.nl) by lo.gmane.org with esmtp (Exim 4.50) id 1Jhi75-0007w1-K8 for gctc-ntg-context-518@m.gmane.org; Fri, 04 Apr 2008 11:21:35 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 308691FB60; Fri, 4 Apr 2008 11:20:57 +0200 (CEST) Original-Received: from ronja.ntg.nl ([127.0.0.1]) by localhost (smtp.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 28547-02-3; Fri, 4 Apr 2008 11:20:19 +0200 (CEST) Original-Received: from ronja.vet.uu.nl (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 2A1541FBAA; Fri, 4 Apr 2008 11:20:19 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 75A841FBAA for ; Fri, 4 Apr 2008 11:20:17 +0200 (CEST) Original-Received: from ronja.ntg.nl ([127.0.0.1]) by localhost (smtp.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 28547-02-2 for ; Fri, 4 Apr 2008 11:19:45 +0200 (CEST) Original-Received: from fg-out-1718.google.com (fg-out-1718.google.com [72.14.220.156]) by ronja.ntg.nl (Postfix) with ESMTP id 21D661FB5B for ; Fri, 4 Apr 2008 11:19:44 +0200 (CEST) Original-Received: by fg-out-1718.google.com with SMTP id e12so2932934fga.8 for ; Fri, 04 Apr 2008 02:19:44 -0700 (PDT) Original-Received: by 10.86.72.15 with SMTP id u15mr651922fga.21.1207300784886; Fri, 04 Apr 2008 02:19:44 -0700 (PDT) Original-Received: by 10.86.36.17 with HTTP; Fri, 4 Apr 2008 02:19:44 -0700 (PDT) In-Reply-To: <47F5EC67.9020903@elvenkind.com> Content-Disposition: inline X-Virus-Scanned: amavisd-new at ntg.nl X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.9 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: ntg-context-bounces@ntg.nl Errors-To: ntg-context-bounces@ntg.nl X-Virus-Scanned: amavisd-new at ntg.nl Xref: news.gmane.org gmane.comp.tex.context:39827 Archived-At: On Fri, Apr 4, 2008 at 10:52 AM, Taco Hoekwater wrote: > > > luigi scarso wrote: > >> There actually is a way to modify the input lines just before they > >> are parsed by luatex, but that is really only suitable for converting > >> 8-bit encodings to utf-8. (I was going to post an example abusing > >> that method, but there are way many things that can go wrong, so I > >> changed my mind) > > Post it anyway. > > We are all adults. > > If you say so ... > > % engine=luatex > > \startluacode > function add_ties (line) return line:gsub(' ','~') end > \stopluacode > > \def\startfiltered > {\ctxlua {callback.register('process_input_buffer', add_ties)}} > \def\stopfiltered > {\ctxlua {callback.register('process_input_buffer', nil)}} > > \starttext > \startfiltered > Thus, I came to the conclusion that the designer of a new system > must not only be the implementer and first large||scale user; the > designer should also write the first user manual. > \stopfiltered > \stoptext > > Notice how it breaks only at hyphens? If you think that is because > those are the only valid breakpoints, you are actually slightly wrong: > there are still 'normal' spaces between 'system' and 'must' and between > 'the' and 'designer' (because EOL is converted to a space *after* > reading in the line buffer). > > The lua function is _much_ too simple. It will happily convert '\ ' > into '\~', $a = 2~$ into $a~=~2~$, and "\TEX is" into "\TEX~is". ok, many thanks. -- luigi it's new . it's powerful . it's luatex . http://www.luatex.org ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : https://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________