Re: Highlight current line when using gud

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: Zhiwei Chen <chenzhiwei03@kuaishou.com>,  Eli Zaretskii <eliz@gnu.org>,
>   "emacs-devel@gnu.org" <emacs-devel@gnu.org>
> Date: Fri, 02 Jul 2021 13:01:38 +0200
> 
> Zhiwei Chen <condy0919@gmail.com> writes:
> 
> > Why do I introduce a new overlay in gud buffer? Because it's used to
> > show the line where the debugger stops at. The position of the gud
> > overlay is controlled by the debugger, not by users. So using
> > hl-line-mode in such a situation is not the proper way.
> 
> Hm, I see...
> 
> I rarely use gud, and I never use any line-based highlighting, so I
> don't really have any opinion about this.  Anybody else?

I think this should be an integral part of the overlay-arrow display,
not an independent add-on.  IOW, I'd like to see it implemented via
new properties that can be put on variables which are members of
overlay-arrow-variable-list.