From: Junio C Hamano <gitster@pobox.com>
Date: Fri, 19 Jun 2020 20:44:37 GMT
Subject: Re: Annoyance wrt ref@{1} and reflog expiry
Message-ID: <xmqqsgeqg4zu.fsf@gitster.c.googlers.com>
In-Reply-To: <xmqqwo42g5ld.fsf@gitster.c.googlers.com>

Junio C Hamano <gitster@pobox.com> writes:

> Or we could change the lookup side to use the value of the ref
> itself when asked for @{0}, and use the "old" side of the only entry
> when asked for @{1}.  That way, we do not need to play games with an
> artificial entry at all, which may be a better solution.

In other words, looking up @{0} will be the only special case.  A
natural consequence of the above way to look up @{1} is to look at
the old side of (N-1)th entry in the reflog for @{N}.

I am starting to like this idea, but I am not sure how tricky the
actual implementation would be.