git: Factorize 'resolve-reference'.
authorLudovic Courtès <ludo@gnu.org>
Wed, 15 Jul 2020 21:58:29 +0000 (23:58 +0200)
committerLudovic Courtès <ludo@gnu.org>
Wed, 22 Jul 2020 22:22:25 +0000 (00:22 +0200)
commit1c058c382a0fb80c96572c0f419a6660b2b5bb9d
tree939a6fe3e6c8940069ed101a0444d46c0f70c1ae
parent9e0d896bf3208a6dffa9b2798185dbf976bad9a8
git: Factorize 'resolve-reference'.

* guix/git.scm (resolve-reference): New procedure.
(switch-to-ref): Use it.
guix/git.scm