From: Eli Zaretskii <eliz@gnu.org>
To: Alan Mackenzie <acm@muc.de>
Cc: emacs-devel@gnu.org
Subject: Re: Making Emacs Lisp easier to debug
Date: Sat, 11 Nov 2023 08:52:12 +0200 [thread overview]
Message-ID: <838r74ye77.fsf@gnu.org> (raw)
In-Reply-To: <ZU6ZFg9N86cPg3N3@ACM> (message from Alan Mackenzie on Fri, 10 Nov 2023 20:56:54 +0000)
> Date: Fri, 10 Nov 2023 20:56:54 +0000
> From: Alan Mackenzie <acm@muc.de>
>
> (ii) Edebugging font locking code. It would be nice to be able to debug
> font locking code which is being called from redisplay, as well as other
> hooks which are also called from redisplay. At the moment this isn't
> possible. To make it possible would require redisplay to become
> reentrant, so that a frame or window in the inner redisplay call
> could be where debugging of the outer redisplay call happens. I don't
> know how practicable it would be to enhance redisplay for this (it is
> certainly possible). Has anybody ever looked into this before?
Yes, see jit-lock-debug-mode. (It's described in the ELisp manual.)
next prev parent reply other threads:[~2023-11-11 6:52 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-10 20:56 Making Emacs Lisp easier to debug Alan Mackenzie
2023-11-11 6:52 ` Eli Zaretskii [this message]
2023-11-11 9:01 ` Ihor Radchenko
2023-11-11 11:04 ` Alan Mackenzie
2023-11-11 11:10 ` Eli Zaretskii
2023-11-11 12:10 ` Alan Mackenzie
2023-11-11 13:47 ` Eli Zaretskii
2023-11-11 14:56 ` Alan Mackenzie
2023-11-11 16:01 ` Eli Zaretskii
2023-11-11 17:23 ` Alan Mackenzie
2023-11-11 17:54 ` Eli Zaretskii
2023-11-11 19:55 ` Alan Mackenzie
2023-11-12 7:17 ` Eli Zaretskii
2023-11-12 12:08 ` Alan Mackenzie
2023-11-12 12:28 ` Eli Zaretskii
2023-11-13 18:20 ` XY Problems (tangent, related to common discussion issue here) chad
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