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From: Alan Mackenzie <acm@muc.de>
To: "João Távora" <joaotavora@gmail.com>
Cc: Stefan Monnier <monnier@iro.umontreal.ca>, emacs-devel@gnu.org
Subject: Re: Attaching context info to an error
Date: Fri, 29 Dec 2023 18:08:07 +0000	[thread overview]
Message-ID: <ZY8LB44qXmMzwaVs@ACM> (raw)
In-Reply-To: <CALDnm53GF7v9cGp_RfZxnK+wQGzKSYWqM=btDEfQg=dZcGWWSQ@mail.gmail.com>

Hello, João.

On Fri, Dec 29, 2023 at 17:54:30 +0000, João Távora wrote:
> On Fri, Dec 29, 2023 at 5:43 PM Alan Mackenzie <acm@muc.de> wrote:

> > > It's a similar object with a unique type.

> > Similar to what?

> The object that signal() would craft and appear to Lisp is similar to how
> symbol-with-pos is passed to, say, compiler macros (breaking some of
> them, last I remember, but that's besides our discussion).

Ah, right!  So you're considering, possibly, a new type of pseudovector,
or something similar.

> > > So it's going to need more arguments than just being scared of generic
> > > functions.

> > There's no fear involved at all.  cl-lib is an exceptionally
> > controversial part of Emacs, as we established two or three weeks ago.
> > It's poorly documented, and likely buggy.  It's not something to be
> > moved to the centre of the Emacs Lisp machine.

> generic functions aren't in cl-lib, and, once again, noone is proposing
> doing anything of the sort, so why you bring cl-lib up is mystery to me.

The word "generic" was mentioned, which makes me think of cl-generic.el,
a file I'm struggling quite badly with, to debug.  By cl-lib, I meant
cl-*.el.  Sorry for not being more exact.

> > > Noone is advocating for calling generic functions from C or preloading
> > > them, etc, so don't worry about it.

> > That's got no connection with what I wrote.  What I'm asking you to
> > confirm is that you're not contemplating introducing error handling
> > machinery which, during bootstrap, will only work after Lisp code has
> > been loaded.

> I think I can confirm that yes.

Thanks!

> João

-- 
Alan Mackenzie (Nuremberg, Germany).



  reply	other threads:[~2023-12-29 18:08 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-21 22:30 Attaching context info to an error Stefan Monnier
2023-12-22  6:50 ` Gerd Möllmann
2023-12-22  8:37   ` Gerd Möllmann
2023-12-22 15:58   ` Stefan Monnier
2023-12-28  6:57     ` Gerd Möllmann
2023-12-22 20:56 ` Jens Schmidt
2023-12-22 22:37   ` Stefan Monnier
2023-12-23  3:02 ` João Távora
2023-12-23  3:28   ` João Távora
2023-12-26 20:12     ` Stefan Monnier
2023-12-26 20:47   ` Stefan Monnier
2023-12-26 22:43     ` João Távora
2023-12-27  6:50       ` Gerd Möllmann
2023-12-27 10:29         ` João Távora
2023-12-27 10:35           ` Gerd Möllmann
2023-12-27 17:50       ` Stefan Monnier
2023-12-27 18:08         ` João Távora
2023-12-27 18:28           ` João Távora
2023-12-27 19:08           ` Stefan Monnier
2023-12-27 19:27             ` João Távora
2023-12-27 20:27               ` Stefan Monnier
2023-12-27 23:08                 ` João Távora
2023-12-28  7:05                   ` Stefan Monnier
2023-12-28 14:12                     ` João Távora
2023-12-28 16:03                       ` Stefan Monnier
2023-12-28 17:15                         ` João Távora
2023-12-28 19:22                           ` Stefan Monnier
2023-12-28 23:53                             ` João Távora
2023-12-29  2:54                               ` Stefan Monnier
2023-12-29  3:43                                 ` João Távora
2023-12-29 16:54                                   ` Stefan Monnier
2023-12-29 17:29                                     ` João Távora
2023-12-29 17:39                                       ` João Távora
2023-12-30  4:29                                       ` Stefan Monnier
2023-12-30 16:45                                         ` João Távora
2023-12-29 17:19                                   ` Alan Mackenzie
2023-12-29 17:24                                     ` João Távora
2023-12-29 17:43                                       ` Alan Mackenzie
2023-12-29 17:54                                         ` João Távora
2023-12-29 18:08                                           ` Alan Mackenzie [this message]
2023-12-29 18:45                                             ` João Távora
2023-12-29 18:35                                         ` Stefan Monnier
2023-12-29 18:48                                           ` João Távora

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