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Re: [Help-source-highlight] Nestable background colors for Lisp code

From: Lorenzo Bettini
Subject: Re: [Help-source-highlight] Nestable background colors for Lisp code
Date: Wed, 06 Mar 2013 10:34:20 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130221 Thunderbird/17.0.3

On 03/04/2013 03:16 PM, Paulo Henrique Torrens wrote:
> Hi,
> I have quickly made a code highlighter in PHP for a huge project (which
> handles several programming languages, including some domain specific
> languages created for the project), but it got too slow for big files
> (as expected, since I didn't put much effort)... but I don't have time
> to rewrite it taking care of speed.
> So I am intending to migrate to source-highlight, which seemed a really
> good alternative, but I have a problem:
> Here is a screenshot of a Common Lisp code highlighted by my code:
> This would also be useful for for highlighting regexes' subexpressions.
> I know I cannot achieve this result with source-highlight, but... are
> you open to some extensions to make such effect? Any suggestion for the
> syntax for the language files to make such a thing?
> I could then write the patch, if necessary.

Hi Paulo

as far as I understand, to highlight lisp code to that extent you need
lots of information; can you gather that only with lexical analysis and
regular expressions?  These are the only mechanisms which
source-highlight is based on...


Lorenzo Bettini, PhD in Computer Science, DI, Univ. Torino

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