From: Han-Wen Nienhuys <hanwen@google.com>
To: Junio C Hamano <gitster@pobox.com>
Cc: Han-Wen Nienhuys via GitGitGadget <gitgitgadget@gmail.com>,
git@vger.kernel.org, Han-Wen Nienhuys <hanwenn@gmail.com>
Subject: Re: [PATCH 2/4] refs: trim newline from reflog message
Date: Wed, 24 Nov 2021 20:06:14 +0100 [thread overview]
Message-ID: <CAFQ2z_PqgwYy+RxQm7d7WDQYvQQ2vVE0cXHdDKNwQJm3Xc+NFw@mail.gmail.com> (raw)
In-Reply-To: <xmqqpmqp2xmz.fsf@gitster.g>
On Wed, Nov 24, 2021 at 7:53 PM Junio C Hamano <gitster@pobox.com> wrote:
>
> Han-Wen Nienhuys <hanwen@google.com> writes:
>
> >> ... Doesn't the ref backend already ensure that
> >> the message is not an incomplete line? If you feed a single
> >> complete line when updating, I do not think the backend should add
> >> any extra LF relative to the given message:
> >
> > But it does, currently. As of
> >
> > commit 523fa69c36744ae6779e38614cb9bfb2be552923
> > Author: Junio C Hamano <gitster@pobox.com>
> > ..
> > - We expect that a reflog message consists of a single line. The
> > file format used by the files backend may add a LF after the
> >
> > it is the job of the files ref backend to add a LF, and the input to
> > the ref backend is a string without trailing LF. But the files backend
> > then produces that message with a LF, when reading back the data, eg.
>
> Ah, perhaps our confusion comes from the fact that I view the ref
> API as a whole and do not draw a fine line of distinction between
> the "ref API implementation common across backends" vs "what ref
> files backend does". But as the implementor of one backend, you
> obviously have to care.
Having the read function return something different than what the
write gets still seems odd to me.
How about having copy_reflog_msg() trim trailing space and then always add LF?
The files backend can assert that the string ends in LF, and doesn't
need to add LF itself.
--
Han-Wen Nienhuys - Google Munich
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next prev parent reply other threads:[~2021-11-24 19:06 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-22 14:20 [PATCH 0/4] Inspect reflog data programmatically in more tests Han-Wen Nienhuys via GitGitGadget
2021-11-22 14:20 ` [PATCH 1/4] show-branch: show reflog message Han-Wen Nienhuys via GitGitGadget
2021-11-22 22:22 ` Junio C Hamano
2021-11-23 7:40 ` Bagas Sanjaya
2021-11-23 8:03 ` Elijah Newren
2021-11-22 14:20 ` [PATCH 2/4] refs: trim newline from " Han-Wen Nienhuys via GitGitGadget
2021-11-22 22:27 ` Junio C Hamano
2021-11-23 16:35 ` Han-Wen Nienhuys
2021-11-23 17:09 ` Junio C Hamano
2021-11-23 17:28 ` Han-Wen Nienhuys
2021-11-23 20:34 ` Junio C Hamano
2021-11-24 11:17 ` Han-Wen Nienhuys
2021-11-24 18:53 ` Junio C Hamano
2021-11-24 19:06 ` Han-Wen Nienhuys [this message]
2021-11-24 20:55 ` Junio C Hamano
2021-11-25 16:00 ` Han-Wen Nienhuys
2021-11-29 2:30 ` Junio C Hamano
2021-11-24 19:26 ` Junio C Hamano
2021-11-24 19:39 ` Han-Wen Nienhuys
2021-11-26 8:35 ` Re* " Junio C Hamano
2021-11-28 17:50 ` Ævar Arnfjörð Bjarmason
2021-11-28 18:59 ` Junio C Hamano
2021-11-28 19:25 ` Junio C Hamano
2021-11-29 8:39 ` Ævar Arnfjörð Bjarmason
2021-11-23 10:24 ` Ævar Arnfjörð Bjarmason
2021-11-23 16:44 ` Han-Wen Nienhuys
2021-11-22 14:20 ` [PATCH 3/4] test-ref-store: tweaks to for-each-reflog-ent format Han-Wen Nienhuys via GitGitGadget
2021-11-22 22:31 ` Junio C Hamano
2021-11-23 17:06 ` Han-Wen Nienhuys
2021-11-23 18:31 ` Junio C Hamano
2021-11-22 14:20 ` [PATCH 4/4] t1400: use test-helper ref-store to inspect reflog contents Han-Wen Nienhuys via GitGitGadget
2021-11-22 15:20 ` Ævar Arnfjörð Bjarmason
2021-11-22 17:07 ` Han-Wen Nienhuys
2021-11-22 22:22 ` Junio C Hamano
2021-11-25 15:57 ` [PATCH v2 0/5] Inspect reflog data programmatically in more tests Han-Wen Nienhuys via GitGitGadget
2021-11-25 15:57 ` [PATCH v2 1/5] show-branch: show reflog message Han-Wen Nienhuys via GitGitGadget
2021-11-25 15:57 ` [PATCH v2 2/5] test-ref-store: don't add newline to " Han-Wen Nienhuys via GitGitGadget
2021-11-26 7:56 ` Junio C Hamano
2021-11-25 15:57 ` [PATCH v2 3/5] t1405: check for_each_reflog_ent_reverse() more thoroughly Han-Wen Nienhuys via GitGitGadget
2021-11-25 15:57 ` [PATCH v2 4/5] test-ref-store: tweaks to for-each-reflog-ent format Han-Wen Nienhuys via GitGitGadget
2021-11-26 8:02 ` Junio C Hamano
2021-11-25 15:57 ` [PATCH v2 5/5] refs/debug: trim trailing LF from reflog message Han-Wen Nienhuys via GitGitGadget
2021-11-26 8:16 ` Junio C Hamano
2021-11-29 18:29 ` Han-Wen Nienhuys
2021-11-29 19:19 ` Junio C Hamano
2021-11-29 19:35 ` Junio C Hamano
2021-12-02 16:24 ` Han-Wen Nienhuys
2021-12-02 18:36 ` Junio C Hamano
2021-11-29 20:59 ` Ævar Arnfjörð Bjarmason
2021-11-29 9:50 ` [PATCH v2 0/5] Inspect reflog data programmatically in more tests Ævar Arnfjörð Bjarmason
2021-11-29 18:24 ` Han-Wen Nienhuys
2021-11-29 22:30 ` Junio C Hamano
2021-11-29 23:28 ` Ævar Arnfjörð Bjarmason
2021-12-02 16:11 ` Han-Wen Nienhuys
2021-12-02 17:36 ` [PATCH v3 " Han-Wen Nienhuys via GitGitGadget
2021-12-02 17:36 ` [PATCH v3 1/5] show-branch: show reflog message Han-Wen Nienhuys via GitGitGadget
2021-12-02 17:36 ` [PATCH v3 2/5] test-ref-store: don't add newline to " Han-Wen Nienhuys via GitGitGadget
2021-12-02 17:36 ` [PATCH v3 3/5] t1405: check for_each_reflog_ent_reverse() more thoroughly Han-Wen Nienhuys via GitGitGadget
2021-12-02 17:36 ` [PATCH v3 4/5] test-ref-store: tweaks to for-each-reflog-ent format Han-Wen Nienhuys via GitGitGadget
2021-12-02 17:36 ` [PATCH v3 5/5] refs/debug: trim trailing LF from reflog message Han-Wen Nienhuys via GitGitGadget
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