From: Junio C Hamano <gitster@pobox.com>
Date: Tue, 16 Mar 2010 01:44:15 GMT
Subject: Re: [PATCH RFC] cherry: support --abbrev option
Message-ID: <7v634xyr9s.fsf@alter.siamese.dyndns.org>
In-Reply-To: <40aa078e1003151650m549bafdbwdd849e23349ce6a9@mail.gmail.com>

Erik Faye-Lund <kusmabite@googlemail.com> writes:

> So, basically, ls-files and ls-tree seems to think
> find_unique_abbrev() does not correctly (for this purpose) handle
> abbrev=0. However, show-ref does seem to assume so.

I think this is merely historical; the former two were written way back
before corner case behaviour, namely length=0 case, was cast in stone, and
hence they call f-u-a unnecessarily defefnsively.

.