Hello,

ludo@gnu.org (Ludovic Courtès) writes:

> Mathieu Lirzin <mthl@gnu.org> skribis:
>
>> Christopher Allan Webber <cwebber@dustycloud.org> writes:
>>
>>> 8sync now uses `git-file?' in its guix.scm, a predicate check which
>>> allows for checking out the whole local directory as a "source" for
>>> testing a package.  I borrowed it from Dave who originally adapted
>>> it from some code in Guix itself.  See:
>>>
>>>   http://git.savannah.gnu.org/cgit/8sync.git/tree/guix.scm#n62
>>>
>>> This is pretty handy; probably other projects would like to make use of
>>> it.  What do we think of making it a generally available utility?
>>
>> I would make use of it and I am in favour of adding it to Guix.
>
> I think it comes from ‘current-guix’ in package-management.scm, and yes,
> we should probably make it public.
>
> Would someone like to submit a patch?  The most difficult issue is
> finding in file in which to store it.  ;-)  Maybe git-download.scm?

Here is a patch renaming 'make-git-predicate' to 'git-predicate' and
moving it to (guix git-download).