From: Johannes Schindelin <Johannes.Schindelin@gmx.de>
To: Junio C Hamano <gitster@pobox.com>
Cc: Johannes Sixt <j6t@kdbg.org>, Matt Rogers <mattr94@gmail.com>,
"brian m. carlson" <sandals@crustytoothpaste.net>,
Johannes Schindelin via GitGitGadget <gitgitgadget@gmail.com>,
Git Mailing List <git@vger.kernel.org>,
don@goodman-wilson.com, stolee@gmail.com,
Jeff King <peff@peff.net>
Subject: Re: Re* [PATCH 8/9] fast-export: respect the possibly-overridden default branch name
Date: Sun, 14 Jun 2020 10:55:29 +0200 (CEST) [thread overview]
Message-ID: <nycvar.QRO.7.76.6.2006141053170.56@tvgsbejvaqbjf.bet> (raw)
In-Reply-To: <xmqqeeqiztpq.fsf@gitster.c.googlers.com>
Hi Junio,
On Sat, 13 Jun 2020, Junio C Hamano wrote:
> Johannes Schindelin <Johannes.Schindelin@gmx.de> writes:
>
> >> A corrected code should return a hardwired constant 'main' (it
> >> probably gets behind a C preprocessor macro, but the point is that
> >> we do not want end-user customization) for the reason stated in that
> >> message.
> >
> > I like `ref0` better, for two reasons:
> >
> > - it is more consistent to just have all anonymized branches be named
> > `ref<N>`, and
> >
> > - using `main` both for an original `main` and an original `master` can be
> > a bit confusing, as the reader might assume that this branch name (as it
> > does not follow the `ref<N>` convention) was _not_ anonymized, when it
> > very well might have been.
>
> A pro for keeping a hardcoded 'master' is that it is compatible with
> the current world order, and flipping it to hardcoded 'main' upon
> transition is just to use the moral equivalent, so we do not need to
> immediately have to change anything. The _new_ consistency across
> ref<N> does feel attractive, but because it is new, there always is
> a pushback not to "fix" what is not broken.
>
> I am personally OK either way.
>
> By the way, we'd need to devise a transition plan for switching the
> default branch name (i.e. the name used for the primary branch in a
> newly created repository unless the user configures it to some other
> value) to 'main' (oh, I just found one reason why I will not want to
> use that name in my project(s)---it is too close to 'maint').
Yes, the trouble with `maint` did cross my mind, but I try not to
"overfit" to git/git. :-)
> It might roughly go like:
>
> 1. We introduce core.defaultBranchName; when it is not set, its
> value defaults to 'master' in the 1st phase of the transition.
> "git init" and "git clone" however issue a warning that says
> "unless you configure core.defaultBranchName, we use 'master'
> for now for backward compatibility but we will start using
> 'main' in three major releases of Git in the future". These
> commands use the default branch name when creating a new
> repository in the 1st phase, and set core.primaryBranchName to
> that name in the resulting repository.
>
> This is to encourage early adopters to set it to 'maint'^W'main'
> (eek, see, I again made that typo), while allowing those who
> have toolset that depends more heavily on the current default
> branch name than other people to set it to 'master' for
> stability.
>
> In the 1st phase, a few commands that care about what the
> primary branch is in a repository (i.e. fmt-merge-msg and
> fast-export are the two we have identified so far) pay attention
> to the core.primaryBranchName configuration, and default to
> 'master' if the configuration does not exist.
>
> These commands issue a warning that says "unless you configure
> core.primaryBranchName in the repository, we use 'master' for
> now but we will start using 'main' in three major releases of
> Git in the future".
>
> The above two warning messages will be squelched once the user
> sets respective configuration variable.
>
> 2. We flip the default for the two variables from 'master' to
> 'main' in three major releases of Git (i.e. 24-30 weeks from the
> 1st phase). The two warning messages added for the 1st phase
> will be reworded for the updated default. We no longer need to
> say "in three major releases" in there.
>
> 3. After long time passes, remove the warning.
Yes, that's what I had in my mind, too (modulo the concrete part about the
three major versions, which is something I would have asked about at some
stage, thank you for answering that question already!).
Thank you,
Dscho
next prev parent reply other threads:[~2020-06-14 21:29 UTC|newest]
Thread overview: 180+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-10 21:19 [PATCH 0/9] Allow overriding the default name of the default branch Johannes Schindelin via GitGitGadget
2020-06-10 21:19 ` [PATCH 1/9] init: allow overriding the default branch name for new repositories Don Goodman-Wilson via GitGitGadget
2020-06-10 23:22 ` brian m. carlson
2020-06-11 0:16 ` Eric Sunshine
2020-06-11 14:09 ` Johannes Schindelin
2020-06-11 15:28 ` Junio C Hamano
2020-06-16 12:45 ` Jeff King
2020-06-16 12:47 ` Jeff King
2020-06-18 13:08 ` Johannes Schindelin
2020-06-23 20:32 ` Johannes Schindelin
2020-06-11 9:35 ` Phillip Wood
2020-06-12 11:55 ` Johannes Schindelin
2020-06-12 16:51 ` Junio C Hamano
2020-06-14 22:00 ` Johannes Schindelin
2020-06-15 10:00 ` Phillip Wood
2020-06-11 10:23 ` Alban Gruin
2020-06-11 23:14 ` Junio C Hamano
2020-06-11 23:46 ` brian m. carlson
2020-06-12 12:45 ` Johannes Schindelin
2020-06-13 18:01 ` Alban Gruin
2020-06-14 8:57 ` Johannes Schindelin
2020-06-16 12:25 ` Jeff King
2020-06-18 10:17 ` Johannes Schindelin
2020-06-10 21:19 ` [PATCH 2/9] remote: respect `core.defaultBranchName` Johannes Schindelin via GitGitGadget
2020-06-16 12:35 ` Jeff King
2020-06-18 10:21 ` Johannes Schindelin
2020-06-18 11:50 ` Jeff King
2020-06-23 21:15 ` Johannes Schindelin
2020-06-10 21:19 ` [PATCH 3/9] send-pack/transport-helper: " Johannes Schindelin via GitGitGadget
2020-06-10 21:19 ` [PATCH 4/9] testsvn: " Johannes Schindelin via GitGitGadget
2020-06-10 21:19 ` [PATCH 5/9] submodule: use the (possibly overridden) default branch name Johannes Schindelin via GitGitGadget
2020-06-15 10:46 ` Denton Liu
2020-06-10 21:19 ` [PATCH 6/9] clone: learn about the possibly-configured " Johannes Schindelin via GitGitGadget
2020-06-10 22:58 ` Junio C Hamano
2020-06-10 21:19 ` [PATCH 7/9] fmt-merge-msg: " Johannes Schindelin via GitGitGadget
2020-06-10 22:59 ` Junio C Hamano
2020-06-10 21:19 ` [PATCH 8/9] fast-export: respect the possibly-overridden " Johannes Schindelin via GitGitGadget
2020-06-10 21:54 ` Matt Rogers
2020-06-10 23:25 ` Junio C Hamano
2020-06-10 23:39 ` brian m. carlson
2020-06-11 0:20 ` Matt Rogers
2020-06-11 5:26 ` Junio C Hamano
2020-06-11 14:05 ` Johannes Schindelin
2020-06-11 15:05 ` Re* " Junio C Hamano
2020-06-11 16:44 ` Junio C Hamano
2020-06-11 18:18 ` Junio C Hamano
2020-06-12 12:07 ` Johannes Schindelin
2020-06-12 12:32 ` Junio C Hamano
2020-06-12 12:03 ` Johannes Schindelin
2020-06-12 12:50 ` Junio C Hamano
2020-06-12 12:53 ` Johannes Schindelin
2020-06-12 13:18 ` Johannes Schindelin
2020-06-12 15:19 ` Junio C Hamano
2020-06-12 15:22 ` Junio C Hamano
2020-06-13 5:00 ` Johannes Schindelin
2020-06-12 15:14 ` Junio C Hamano
2020-06-13 11:49 ` Johannes Sixt
2020-06-13 16:25 ` Junio C Hamano
2020-06-13 14:47 ` Johannes Schindelin
2020-06-13 18:49 ` Junio C Hamano
2020-06-14 8:55 ` Johannes Schindelin [this message]
2020-06-17 20:06 ` Junio C Hamano
2020-06-23 21:11 ` Johannes Schindelin
2020-06-23 21:32 ` Junio C Hamano
2020-06-13 14:44 ` Johannes Schindelin
2020-06-11 13:57 ` Johannes Schindelin
2020-06-11 18:19 ` Junio C Hamano
2020-06-12 12:07 ` Johannes Schindelin
2020-06-10 21:19 ` [PATCH 9/9] Document how the default branch name can be overridden Johannes Schindelin via GitGitGadget
2020-06-11 0:18 ` Junio C Hamano
2020-06-10 23:11 ` [PATCH 0/9] Allow overriding the default name of the default branch Junio C Hamano
2020-06-11 5:42 ` Junio C Hamano
2020-06-11 13:44 ` Johannes Schindelin
2020-06-11 14:44 ` Junio C Hamano
2020-06-10 23:41 ` brian m. carlson
2020-06-11 1:07 ` Taylor Blau
2020-06-11 14:33 ` Johannes Schindelin
2020-06-15 10:03 ` Pratyush Yadav
2020-06-14 22:26 ` Johannes Schindelin
2020-06-16 0:19 ` Denton Liu
2020-06-23 20:10 ` Johannes Schindelin
2020-06-15 23:10 ` brian m. carlson
2020-06-15 12:50 ` [PATCH v2 00/12] " Johannes Schindelin via GitGitGadget
2020-06-15 12:50 ` [PATCH v2 01/12] fast-export: do anonymize the primary branch name Junio C Hamano via GitGitGadget
2020-06-16 12:58 ` Jeff King
2020-06-17 18:16 ` Junio C Hamano
2020-06-17 21:23 ` Jeff King
2020-06-18 2:06 ` Elijah Newren
2020-06-18 6:30 ` Junio C Hamano
2020-06-18 7:13 ` Elijah Newren
2020-06-18 11:45 ` Jeff King
2020-06-15 12:50 ` [PATCH v2 02/12] fmt-merge-msg: introduce a way to override the main " Johannes Schindelin via GitGitGadget
2020-06-15 15:00 ` Phillip Wood
2020-06-23 12:31 ` Johannes Schindelin
2020-06-15 17:05 ` Junio C Hamano
2020-06-23 19:19 ` Johannes Schindelin
2020-06-16 8:46 ` Ævar Arnfjörð Bjarmason
2020-06-17 18:21 ` Junio C Hamano
2020-06-16 13:04 ` Jeff King
2020-06-17 18:23 ` Junio C Hamano
2020-06-18 13:15 ` Johannes Schindelin
2020-06-17 20:56 ` Johannes Sixt
2020-06-17 21:16 ` Junio C Hamano
2020-06-23 21:12 ` Johannes Schindelin
2020-06-15 12:50 ` [PATCH v2 03/12] send-pack/transport-helper: respect `core.mainBranch` Johannes Schindelin via GitGitGadget
2020-06-15 12:50 ` [PATCH v2 04/12] git_main_branch_name(): optionally report the full ref name Johannes Schindelin via GitGitGadget
2020-06-15 15:04 ` Phillip Wood
2020-06-23 19:17 ` Johannes Schindelin
2020-06-15 12:50 ` [PATCH v2 05/12] fast-export: handle overridden main branch names correctly Johannes Schindelin via GitGitGadget
2020-06-15 15:05 ` Phillip Wood
2020-06-16 13:10 ` Jeff King
2020-06-16 15:49 ` Phillip Wood
2020-06-18 10:08 ` Johannes Schindelin
2020-06-15 17:09 ` Junio C Hamano
2020-06-23 19:22 ` Johannes Schindelin
2020-06-15 12:50 ` [PATCH v2 06/12] branch -m: adjust `core.mainBranch` if necessary Johannes Schindelin via GitGitGadget
2020-06-15 12:50 ` [PATCH v2 07/12] init: allow specifying the main branch name for the new repository Johannes Schindelin via GitGitGadget
2020-06-15 12:50 ` [PATCH v2 08/12] init: allow overriding the default main branch name via the config Don Goodman-Wilson via GitGitGadget
2020-06-15 12:50 ` [PATCH v2 09/12] clone: handle overridden main branch names Johannes Schindelin via GitGitGadget
2020-06-16 13:22 ` Jeff King
2020-06-23 20:58 ` Johannes Schindelin
2020-06-15 12:50 ` [PATCH v2 10/12] remote: learn about the possibly-overridden default main branch name Johannes Schindelin via GitGitGadget
2020-06-15 12:50 ` [PATCH v2 11/12] submodule: use the correct default for the " Johannes Schindelin via GitGitGadget
2020-06-16 13:46 ` Jeff King
2020-06-23 21:03 ` Johannes Schindelin
2020-06-23 21:14 ` Jeff King
2020-06-15 12:50 ` [PATCH v2 12/12] testsvn: respect `init.defaultBranch` Johannes Schindelin via GitGitGadget
2020-06-16 13:51 ` Jeff King
2020-06-23 21:07 ` Johannes Schindelin
2020-06-23 22:33 ` [PATCH v3 0/8] Allow overriding the default name of the default branch Johannes Schindelin via GitGitGadget
2020-06-23 22:33 ` [PATCH v3 1/8] fmt-merge-msg: stop treating `master` specially Johannes Schindelin via GitGitGadget
2020-06-24 16:16 ` Junio C Hamano
2020-06-25 13:07 ` Johannes Schindelin
2020-06-23 22:33 ` [PATCH v3 2/8] send-pack/transport-helper: avoid mentioning a particular branch Johannes Schindelin via GitGitGadget
2020-06-24 0:36 ` Junio C Hamano
2020-06-24 12:44 ` Johannes Schindelin
2020-06-24 15:44 ` Junio C Hamano
2020-06-25 13:05 ` Johannes Schindelin
2020-06-23 22:33 ` [PATCH v3 3/8] submodule: use a better fall-back for missing remote.<name>.branch Johannes Schindelin via GitGitGadget
2020-06-24 2:18 ` Philippe Blain
2020-06-24 12:51 ` Johannes Schindelin
2020-06-23 22:33 ` [PATCH v3 4/8] init: allow specifying the initial branch name for the new repository Johannes Schindelin via GitGitGadget
2020-06-24 0:58 ` Junio C Hamano
2020-06-24 12:55 ` Johannes Schindelin
2020-06-23 22:33 ` [PATCH v3 5/8] init: allow setting the default for the initial branch name via the config Don Goodman-Wilson via GitGitGadget
2020-06-24 1:05 ` Junio C Hamano
2020-06-24 12:56 ` Johannes Schindelin
2020-06-24 16:25 ` Junio C Hamano
2020-06-23 22:33 ` [PATCH v3 6/8] clone: use configured default branch name when appropriate Johannes Schindelin via GitGitGadget
2020-06-23 22:33 ` [PATCH v3 7/8] remote: use the " Johannes Schindelin via GitGitGadget
2020-06-24 1:10 ` Junio C Hamano
2020-06-24 13:00 ` Johannes Schindelin
2020-06-23 22:33 ` [PATCH v3 8/8] testsvn: respect `init.defaultBranch` Johannes Schindelin via GitGitGadget
2020-06-24 14:46 ` [PATCH v4 0/9] Allow overriding the default name of the default branch Johannes Schindelin via GitGitGadget
2020-06-24 14:46 ` [PATCH v4 1/9] fmt-merge-msg: stop treating `master` specially Johannes Schindelin via GitGitGadget
2020-06-29 16:20 ` Đoàn Trần Công Danh
2020-06-29 13:27 ` Johannes Schindelin
2020-06-30 15:05 ` Đoàn Trần Công Danh
2020-07-01 10:39 ` Johannes Schindelin
2020-07-01 19:54 ` Junio C Hamano
2020-06-24 14:46 ` [PATCH v4 2/9] send-pack/transport-helper: avoid mentioning a particular branch Johannes Schindelin via GitGitGadget
2020-06-24 14:46 ` [PATCH v4 3/9] submodule: fall back to remote's HEAD for missing remote.<name>.branch Johannes Schindelin via GitGitGadget
2020-06-24 16:17 ` Junio C Hamano
2020-06-24 14:46 ` [PATCH v4 4/9] docs: add missing diamond brackets Johannes Schindelin via GitGitGadget
2020-06-24 14:46 ` [PATCH v4 5/9] init: allow specifying the initial branch name for the new repository Johannes Schindelin via GitGitGadget
2020-06-24 14:46 ` [PATCH v4 6/9] init: allow setting the default for the initial branch name via the config Don Goodman-Wilson via GitGitGadget
2020-06-24 14:46 ` [PATCH v4 7/9] clone: use configured default branch name when appropriate Johannes Schindelin via GitGitGadget
2020-06-24 14:46 ` [PATCH v4 8/9] remote: use the " Johannes Schindelin via GitGitGadget
2020-06-24 14:46 ` [PATCH v4 9/9] testsvn: respect `init.defaultBranch` Johannes Schindelin via GitGitGadget
2020-06-24 16:26 ` [PATCH v4 0/9] Allow overriding the default name of the default branch Junio C Hamano
2020-06-25 13:03 ` Johannes Schindelin
2020-06-29 22:41 ` brian m. carlson
2020-07-12 13:03 ` Edward Thomson
2020-07-12 8:19 ` Johannes Schindelin
[not found] ` <CA+WKDT1GMNTY5N862-7ui70D6-b1u6fuUkvctEYo+57aJGbjmw@mail.gmail.com>
2020-07-14 14:55 ` Johannes Schindelin
2020-06-16 9:47 ` [PATCH " Ævar Arnfjörð Bjarmason
2020-06-16 14:09 ` Jeff King
2020-06-16 14:24 ` Jeff King
2020-06-23 20:28 ` Johannes Schindelin
2020-06-17 20:28 ` Junio C Hamano
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