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From: Stefan Beller <sbeller@google.com>
To: Jonathan Nieder <jrnieder@gmail.com>
Cc: git <git@vger.kernel.org>
Subject: Re: [PATCH 5/5] submodule: submodule_move_head omits old argument in forced case
Date: Wed, 20 Dec 2017 11:38:35 -0800
Message-ID: <CAGZ79kZ37hwHtu=n3He9P5p6mXkoRgL6yVo5Xz07yrUYKm7p7A@mail.gmail.com> (raw)
In-Reply-To: <CAGZ79kZpY8iXhCUOB=KuwGPOr7zvV7z+Q-L43p28=7ydaTvutg@mail.gmail.com>

On Wed, Dec 20, 2017 at 11:36 AM, Stefan Beller <sbeller@google.com> wrote:
> On Tue, Dec 19, 2017 at 4:01 PM, Jonathan Nieder <jrnieder@gmail.com> wrote:
>> Stefan Beller wrote:
>>> On Tue, Dec 19, 2017 at 2:44 PM, Jonathan Nieder <jrnieder@gmail.com> wrote:
>>
>>>>   checkout -f
>>>>         I think I would expect this not to touch a submodule that
>>>>         hasn't changed, since that would be consistent with its
>>>>         behavior on files that haven't changed.
>> [...]
>>> I may have a different understanding of git commands than you do,
>>> but a plain "checkout -f" with no further arguments is the same as
>>> a hard reset IMHO, and could be used interchangeably?
>>
>> A kind person pointed out privately that you were talking about
>> "git checkout -f" with no further arguments, not "git checkout -f
>> <commit>".  In that context, the competing meanings I mentioned in
>> https://crbug.com/git/5 don't exist: either a given entry in the
>> worktree matches the index or it doesn't.
>>
>> So plain "git checkout -f" is similar to plain "git reset --hard"
>> in that it means "make the worktree (and index, in the reset case)
>> look just like this".
>
> with "this" == the argument that was given, if the argument
> was omitted, HEAD is assumed.
>
>>  checkout -f makes the worktree look like the index;
>
> No, here is what my installation of git (recent master) does:

Well, you are technically correct, the worktree is made look like the index,
but prior to that the index is reset to the HEAD, so for me it is
easier to understand
as "make worktree and index like HEAD"

  reply index

Thread overview: 38+ messages in thread (expand / mbox.gz / Atom feed / [top])
2017-12-19 22:26 [PATCH 0/5] Fix --recurse-submodules for submodule worktree changes Stefan Beller
2017-12-19 22:26 ` [PATCH 1/5] t/lib-submodule-update.sh: clarify test Stefan Beller
2017-12-19 22:26 ` [PATCH 2/5] t/lib-submodule-update.sh: Fix test ignoring ignored files in submodules Stefan Beller
2017-12-22 19:34   ` Junio C Hamano
2017-12-27 19:27     ` Stefan Beller
2017-12-19 22:26 ` [PATCH 3/5] t/lib-submodule-update.sh: add new test for submodule internal change Stefan Beller
2017-12-19 22:31   ` Jonathan Nieder
2017-12-19 22:35     ` Stefan Beller
2017-12-19 22:26 ` [PATCH 4/5] unpack-trees: Fix same() for submodules Stefan Beller
2017-12-19 22:26 ` [PATCH 5/5] submodule: submodule_move_head omits old argument in forced case Stefan Beller
2017-12-19 22:44   ` Jonathan Nieder
2017-12-19 22:54     ` Stefan Beller
2017-12-19 23:15       ` Jonathan Nieder
2017-12-20  0:01       ` Jonathan Nieder
2017-12-20 19:36         ` Stefan Beller
2017-12-20 19:38           ` Stefan Beller [this message]
2017-12-27 22:57 ` [PATCHv2 0/5] Fix --recurse-submodules for submodule worktree changes Stefan Beller
2017-12-27 22:57   ` [PATCHv2 1/5] t/helper/test-lazy-name-hash: fix compilation Stefan Beller
2017-12-27 22:57   ` [PATCHv2 2/5] t/lib-submodule-update.sh: clarify test Stefan Beller
2017-12-27 22:57   ` [PATCHv2 3/5] t/lib-submodule-update.sh: Fix test ignoring ignored files in submodules Stefan Beller
2017-12-27 22:57   ` [PATCHv2 4/5] unpack-trees: oneway_merge to update submodules Stefan Beller
2018-01-02 19:43     ` Junio C Hamano
2018-01-02 23:04       ` Stefan Beller
2018-01-03  1:12       ` [PATCHv3 0/5] Fix --recurse-submodules for submodule worktree changes Stefan Beller
2018-01-03  1:12         ` [PATCH 1/5] t/helper/test-lazy-name-hash: fix compilation Stefan Beller
2018-01-03  1:12         ` [PATCH 2/5] t/lib-submodule-update.sh: clarify test Stefan Beller
2018-01-03  1:12         ` [PATCH 3/5] t/lib-submodule-update.sh: Fix test ignoring ignored files in submodules Stefan Beller
2018-01-03  1:12         ` [PATCH 4/5] unpack-trees: oneway_merge to update submodules Stefan Beller
2018-01-03  1:12         ` [PATCH 5/5] submodule: submodule_move_head omits old argument in forced case Stefan Beller
2018-01-03 20:49         ` [PATCHv3 0/5] Fix --recurse-submodules for submodule worktree changes Junio C Hamano
2018-01-03 21:16           ` Stefan Beller
2018-01-05 20:03           ` [PATCHv4 0/4] " Stefan Beller
2018-01-05 20:03             ` [PATCHv4 1/4] t/lib-submodule-update.sh: clarify test Stefan Beller
2018-01-05 20:03             ` [PATCHv4 2/4] t/lib-submodule-update.sh: Fix test ignoring ignored files in submodules Stefan Beller
2018-01-05 20:03             ` [PATCHv4 3/4] unpack-trees: oneway_merge to update submodules Stefan Beller
2018-01-05 20:03             ` [PATCHv4 4/4] submodule: submodule_move_head omits old argument in forced case Stefan Beller
2018-01-09 22:45             ` [PATCHv4 0/4] Fix --recurse-submodules for submodule worktree changes Junio C Hamano
2017-12-27 22:57   ` [PATCHv2 5/5] submodule: submodule_move_head omits old argument in forced case Stefan Beller

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