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Re: Emacs rewrite in a maintainable language


From: Eli Zaretskii
Subject: Re: Emacs rewrite in a maintainable language
Date: Tue, 13 Oct 2015 18:14:39 +0300

> From: Tassilo Horn <address@hidden>
> Cc: Eli Zaretskii <address@hidden>,  address@hidden
> Date: Tue, 13 Oct 2015 12:19:47 +0200
> 
> Yes, they are all a bit logy in general but there's one thing which they
> (and any other editors I know of, say Vim, JEdit, gedit) do orders of
> magnitude faster than Emacs: syntax highlighting.  Of course, Emacs'
> font-lock is better and much more flexible because it's implemented in
> Lisp but it's painfully slow anyway.

In which major modes is font-lock "painfully slow", in your
experience?  I only see with in C-derived languages.



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