bug#60999: 30.0.50; [PATCH] Add support for negative indices and index ranges in Eshell

[Eli Zaretskii]

> Date: Fri, 27 Jan 2023 10:02:30 -0800
> Cc: 60999@debbugs.gnu.org
> From: Jim Porter <jporterbugs@gmail.com>
> 
> On 1/26/2023 11:38 PM, Eli Zaretskii wrote:
> > I have no strong feelings, as I don't expect to be using this feature.
> > I just think this could be confusing to people who do use it in other
> > shells, and a potential source of complaints and bug reports.  But it
> > is your call.
> 
> Ok, thanks. Would it make sense to merge this patch as-is then, and 
> afterwards I can post a message on emacs-devel soliciting feedback?

Feel free.