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From: Jeff King <peff@peff.net>
To: Michael Haggerty <mhagger@alum.mit.edu>
Cc: Junio C Hamano <junio@pobox.com>, Git Mailing List <git@vger.kernel.org>
Subject: Re: Bug in "git rev-parse --verify"
Date: Thu, 28 Mar 2013 12:38:48 -0400	[thread overview]
Message-ID: <20130328163848.GA7194@sigill.intra.peff.net> (raw)
In-Reply-To: <5154672F.10303@alum.mit.edu>

On Thu, Mar 28, 2013 at 04:52:15PM +0100, Michael Haggerty wrote:

> On 03/28/2013 04:38 PM, Jeff King wrote:
> > On Thu, Mar 28, 2013 at 04:34:19PM +0100, Michael Haggerty wrote:
> > 
> >> Is there a simple way to verify an object name more strictly and convert
> >> it to an SHA1?  I can only think of solutions that require two commands,
> >> like
> >>
> >>     git cat-file -e $ARG && git rev-parse --verify $ARG
> > 
> > Is the rev-parse line doing anything there? If $ARG does not resolve to
> > a sha1, then wouldn't cat-file have failed?
> 
> It's outputting the SHA1, which cat-file seems incapable of providing in
> a useful way.

Ah, I see; I was looking too much at your example, and not thinking
about how you would want to use it in a script.

-Peff

  reply	other threads:[~2013-03-28 16:39 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-28 13:04 Bug in "git rev-parse --verify" Michael Haggerty
2013-03-28 14:05 ` Jeff King
2013-03-28 14:55   ` Junio C Hamano
     [not found] ` <CAPc5daUqzz=9TBmj2Q0MHqEc6gMHxXoGr9+JV3hq76zDKJAyCw@mail.gmail.com>
2013-03-28 15:34   ` Michael Haggerty
2013-03-28 15:38     ` Jeff King
2013-03-28 15:52       ` Michael Haggerty
2013-03-28 16:38         ` Jeff King [this message]
2013-03-28 16:52       ` Junio C Hamano
2013-03-30  3:44         ` Michael Haggerty
2013-03-30  4:09           ` Junio C Hamano
2013-03-30  4:15             ` Junio C Hamano
2013-03-30  5:29             ` Michael Haggerty
2013-03-30  6:38               ` Junio C Hamano
2013-03-30  7:05                 ` Junio C Hamano
2013-03-30  8:09                   ` Michael Haggerty
2013-03-30  8:14                   ` Elia Pinto
2013-03-31 22:38                   ` [PATCH 1/2] peel_onion: disambiguate to favor tree-ish when we want a tree-ish Junio C Hamano
2013-03-31 22:38                   ` [PATCH 2/2] peel_onion(): teach $foo^{object} peeler Junio C Hamano
2013-04-02  8:20                     ` Michael Haggerty
2013-04-02 15:45                       ` Junio C Hamano
2013-04-02 16:32                         ` Michael Haggerty
2013-04-02 16:56                           ` Junio C Hamano

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