Re: [PATCH] logging branch deletion to help recovering from mistakes

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Nguyen Thai Ngoc Duy <pclouds@xxxxxxxxx> writes:
> On Tue, Dec 7, 2010 at 1:28 PM, Junio C Hamano <gitster@xxxxxxxxx> wrote:
>> Nguyen Thai Ngoc Duy <pclouds@xxxxxxxxx> writes:
>>
>>> On Tue, Dec 7, 2010 at 4:16 AM, Junio C Hamano <gitster@xxxxxxxxx> wrote:
>>>> +#define BRANCH_DELETION_LOG "DELETED-REFS"
>>>> +
>>>
>>> Should this special log be mentioned in git-update-ref.txt or
>>> gitrepository-layout.txt?
>>
>> Perhaps, but I wasn't sure if this patch itself is a good idea to begin
>> with.  Not the problem it tries to solve, but its approach.
>>
>> For example, this cannot be shown with "reflog show" or "log -g" due to
>> the way these frontends locate the reflog file to read (the logic wants to
>> have an underlying ref).
>>
> 
> I think you have thought of this. What's wrong with keeping reflog
> when a branch is removed and appending "delete" line to the said
> reflog? I don't know how reflogs are managed, but those reflogs
> without associated branch will (or should) be cleaned when they are
> expired.
>
> I stick with this idea because I also want to archive old branches and
> am thinking those reflogs ending with "archive" line will be kept
> forever, or until I feel like digging up them again.

The problem with this idea is deleting branch 'foo' and creating 'foo/bar',
or deleting branch 'foo/bar' and creating branch 'foo'.  Old reflog with
"delete" line would block creating reflog for new branch.

-- 
Jakub Narebski
Poland
ShadeHawk on #git
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