tree 42aeb59c625ab3367921fcef57145adb86d9803c
parent 3dce444f178503bf3da13ade6f79c80d6964d175
author Michael Haggerty <mhagger@alum.mit.edu> 1473005291 +0200
committer Junio C Hamano <gitster@pobox.com> 1473460092 -0700

refs: create a base class "ref_store" for files_ref_store

We want ref_stores to be polymorphic, so invent a base class of which
files_ref_store is a derived class. For now there is exactly one
ref_store for the main repository and one for any submodules whose
references have been accessed.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>