From: Karthik Nayak <karthik.188@gmail.com>
Date: Thu, 27 Nov 2025 21:45:51 GMT
Subject: Re: [PATCH v2 2/2] refs: add GIT_REF_URI to specify reference backend and directory
Message-ID: <CAOLa=ZQnR9s33tsUbKUevsp7W0+EUcM4x55CLOQn_A2znVo6Fg@mail.gmail.com>
In-Reply-To: <xmqqy0nrjlc0.fsf@gitster.g>

Junio C Hamano <gitster@pobox.com> writes:

> Karthik Nayak <karthik.188@gmail.com> writes:
>
>> (2) My understanding of `string_list_split()` was that the `delim`
>> argument are a set of characters to split the string on.
>
> Ah, silly me.
>
>> But the mechanism isn't for 'git refs migrate', but rather we want to
>> add/update references via 'git update-ref' into the dry-run folder
>> created by the 'git refs migrate'. In the broader sense, we want to
>> manipulate references within this dry-run folder as if it is the
>> reference folder for the underlying repository.
>
> OK, I took the cover letter description too literally, it seems.
>

I did change the cover letter for this version with the plan of how this
would be used. Let me know if you think I could clarify further.

> If we want everybody in a single session to have a temporarily
> distorted view of the world, it has been a tried and proven way to
> use environment variables that override the default repository
> layout, e.g., GIT_DIR, GIT_WORK_TREE, and this "no reference
> interactions go there, not the usual place the repository
> configuration says" environment variable fits very well in the
> context.
>
> Thanks.

Yes! Exactly. Good to see we're on the same page :)

Karthik