Re: [PATCH] Remove branch by putting a null sha1 into the ref file.

> Christian Couder <chriscool@tuxfamily.org> writes:
> > If we move ".git/refs/heads/frotz/nitfol"
> > to ".git/deleted-refs/heads/frotz/nitfol" when we remove this ref, we
> > only need to try to rmdir all subdirectories under
> > ".git/refs/heads/frotz/" and then ".git/refs/heads/frotz/" to see if we
> > can
> > create ".git/refs/heads/frotz", and if we can, we won't
> > resurect "frotz/nitfol" because ".git/deleted-refs/heads/frotz/nitfol"
> > still exists.
>
> I am not sure if that would be workable.  I suspect that you
> would need to do quite an involved sequence in "git branch" to
> make this sequence to work with .git/deleted-refs/ scheme:
>
> 	git branch frotz/nitfol
>         git pack-refs --prune
>         git branch -d frotz/nitfol
>         git branch frotz
>         git pack-refs
>         git branch -d frotz
>
> After deleting frotz/nitfol you would create frotz/nitfol in
> deleted hierarchy.  Then when you delete frotz you would need to
> create frotz in deleted hierarchy, but you cannot, without
> losing frotz/nitfol.