From: Junio C Hamano <gitster@pobox.com>
Date: Wed, 02 Aug 2017 20:28:38 GMT
Subject: Re: Git log --tags isn't working as expected
Message-ID: <xmqqd18dsoi1.fsf@gitster.mtv.corp.google.com>
In-Reply-To: <20170802173411.tu7wyuehcktxge6o@sigill.intra.peff.net>

Jeff King <peff@peff.net> writes:

> By the way, I noticed something funny that I forgot to mention:
>
>   git log --tags=does-not-exist
>
> shows HEAD, because the logic to kick in the default only asks "were we
> given any refs to start the traversal?". I think it probably should
> consider a wildcard with no matches to override the default, and show
> nothing.
>
> I haven't decided if it should be empty-but-success, or give an error.

I agree.  The same for --branches, --glob, etc.  I'd say it should
behave just like "git log HEAD..HEAD".