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.

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