Re: [PATCH] refspec: make @ a valid refspec

[Felipe Contreras <felipe.contreras@gmail.com>]

On Tue, Nov 24, 2020 at 2:01 PM Junio C Hamano <gitster@pobox.com> wrote:
>
> Jeff King <peff@peff.net> writes:
>
> > I wondered if there was a good place to mention this in the refspec
> > documentation, but it may just be an obvious fallout of the "@ is a
> > shortcut for HEAD" definition in gitrevisions(7). The only change is
> > that we're resolving the shortcut sooner so that more code can take
> > advantage of it.
>
> I too find that "@ is a shortcut for HEAD" looks ugly both at the UI
> level and at the implementation level [*1*], but as long as we have
> it, it is good to try to be consistent and allow "@" everywhere
> where one would write "HEAD" in places where it is syntacitically
> infeasible---at least we would be consistently ugly that way ;-).

Beauty is in the eye of the beholder.

I find HEAD to be an eyesore.

> The title of the change may want to be clarified to help readers of
> "git shortlog".  It's not like it is only changing "@" and no other
> variants valid refspec, but it forces readers to make sure that the
> author did not forget to deal with ":@", "src:@", "@:dst", etc.
> "make @ a synonym to HEAD in refspec" or something along the line,
> perhaps.

Right. I didn't notice it changed the semantics of those.

Given that, your suggested title makes more sense.

Cheers.

-- 
Felipe Contreras