Re: how to speed up Lisp devel time

[Eli Zaretskii <eliz@gnu.org>]

> From: Emanuel Berg <incal@dataswamp.org>
> Date: Fri, 09 Aug 2024 15:54:40 +0200
> 
> Eli Zaretskii wrote:
> 
> >>> This is rather unusual, and you should expect to have some
> >>> more-than-normally complicate code in that case.
> >> 
> >> What do you mean? It is the same for `forward-line'
> >> 
> >> C-u   M-x forward-line RET
> >> C-u 4 M-x forward-line RET
> >
> > No, it isn't. forward-line accepts a numeric argument, and
> > that's all. All you need to do to support that is use the
> > corresponding 'interactive' code.
> 
> Okay, bad example.
> 
> What about this one, then?
> 
> C-u C-u a
> aaaaaaaaaaaaaaaa 
> 
> C-u 17 a
> aaaaaaaaaaaaaaaaa

These all are handled by the 'p' interactive code.  So all you need is
this:

  (defun some-fun (arg)
    (interactive "p")

> >>> Also, someone pointed out that you could write this in
> >>> just 83 characters.
> >> 
> >> Really? Well, well, let's see the code then!
> >
> > It was posted, I just counted the characters.
> 
> Here is the original code [last], I said it was 402 chars but
> excluding the initial whitespace every line it is 376 chars.
> 
> One can make it shorter here and there, but to write that in
> 83 chars of Elisp - well, let's see it.

  https://lists.gnu.org/archive/html/emacs-devel/2024-08/msg00314.html