From: Denton Liu <liu.denton@gmail.com>
To: phillip.wood@dunelm.org.uk
Cc: Git Mailing List <git@vger.kernel.org>,
Alban Gruin <alban.gruin@gmail.com>,
Johannes Schindelin <johannes.schindelin@gmx.de>,
Junio C Hamano <gitster@pobox.com>
Subject: Re: [PATCH v3 17/19] merge: teach --autostash option
Date: Fri, 3 Apr 2020 06:56:39 -0400 [thread overview]
Message-ID: <20200403105639.GA3193506@generichostname> (raw)
In-Reply-To: <20200403103126.GA3163329@generichostname>
On Fri, Apr 03, 2020 at 06:31:26AM -0400, Denton Liu wrote:
> > > diff --git a/builtin/reset.c b/builtin/reset.c
> > > index 18228c312e..038c8532eb 100644
> > > --- a/builtin/reset.c
> > > +++ b/builtin/reset.c
> > > @@ -25,6 +25,7 @@
> > > #include "cache-tree.h"
> > > #include "submodule.h"
> > > #include "submodule-config.h"
> > > +#include "sequencer.h"
> > > #define REFRESH_INDEX_DELAY_WARNING_IN_MS (2 * 1000)
> > > @@ -437,8 +438,12 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
> > > if (reset_type == HARD && !update_ref_status && !quiet)
> > > print_new_head_line(lookup_commit_reference(the_repository, &oid));
> > > }
> > > - if (!pathspec.nr)
> > > + if (!pathspec.nr) {
> > > + if (reset_type == HARD)
> > > + save_autostash(git_path_merge_autostash(the_repository));
> > > +
> > > remove_branch_state(the_repository, 0);
> >
> > This removes the autostash file for all reset types but we only keep the
> > stash in the case of 'reset --hard' which is confusing.
>
> I was worried that this change would be controversial... The rationale
> behind this change was that with `reset --hard`, we want to leave a
> clean working tree behind so we save it into the stash reflog. In all
> other cases, remove_branch_state() will apply the saved stash entry
> which should be fine since users don't expect a clean worktree with the
> other reset types.
>
> I considered saving the autostash in all cases of reset but
> `git merge --abort` invokes `git reset --merge` behind the scenes so
> we'd have to consider that. Perhaps we can make all resets save the
> stash entry and, in the case of `merge --abort`, we can add some extra
> logic to subvert this so that the stash entry is applied?
Perhaps something like this?
-- >8 --
commit 14d0b569cb7675f00d32d3d7fad7564fcaeca458
Author: Denton Liu <liu.denton@gmail.com>
Date: Fri Apr 3 06:50:34 2020 -0400
squash! merge: teach --autostash option
Stash is saved when any reset is run, when git merge --abort is run,
stash is applied.
diff --git a/builtin/merge.c b/builtin/merge.c
index 9573d77096..31b82d614c 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -1242,6 +1242,8 @@ static int merging_a_throwaway_tag(struct commit *commit)
return is_throwaway_tag;
}
+static GIT_PATH_FUNC(git_path_merge_autostash_saved, "MERGE_AUTOSTASH_SAVED")
+
int cmd_merge(int argc, const char **argv, const char *prefix)
{
struct object_id result_tree, stash, head_oid;
@@ -1295,9 +1297,16 @@ int cmd_merge(int argc, const char **argv, const char *prefix)
if (!file_exists(git_path_merge_head(the_repository)))
die(_("There is no merge to abort (MERGE_HEAD missing)."));
+ if (file_exists(git_path_merge_autostash(the_repository))) {
+ if (rename(git_path_merge_autostash(the_repository),
+ git_path_merge_autostash_saved()))
+ die_errno(_("failed to rename autostash"));
+ }
+
/* Invoke 'git reset --merge' */
ret = cmd_reset(nargc, nargv, prefix);
- apply_autostash(git_path_merge_autostash(the_repository));
+
+ apply_autostash(git_path_merge_autostash_saved());
goto done;
}
diff --git a/builtin/reset.c b/builtin/reset.c
index 038c8532eb..060470c455 100644
--- a/builtin/reset.c
+++ b/builtin/reset.c
@@ -439,9 +439,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
print_new_head_line(lookup_commit_reference(the_repository, &oid));
}
if (!pathspec.nr) {
- if (reset_type == HARD)
- save_autostash(git_path_merge_autostash(the_repository));
-
+ save_autostash(git_path_merge_autostash(the_repository));
remove_branch_state(the_repository, 0);
}
>
> I'm not sure about what the most intuitive behaviour is. I thought that
> this implementation would be the best but I'm not entirely sure. I'd
> appreciate some more discussion on this.
>
> Thanks,
>
> Denton
>
> > Best Wishes
> >
> > Phillip
> >
> > > + }
> > > return update_ref_status;
> > > }
next prev parent reply other threads:[~2020-04-03 10:56 UTC|newest]
Thread overview: 152+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-16 17:26 [RFC PATCH 0/7] merge: learn --autostash Denton Liu
2019-10-16 17:26 ` [RFC PATCH 1/7] Makefile: alphabetically sort += lists Denton Liu
2019-10-17 18:07 ` Junio C Hamano
2019-10-21 18:44 ` Johannes Schindelin
2019-10-21 18:53 ` Denton Liu
2019-10-22 23:33 ` Johannes Schindelin
2019-10-21 19:49 ` Junio C Hamano
2019-10-21 19:54 ` Jeff King
2019-10-22 11:34 ` Junio C Hamano
2019-10-16 17:26 ` [RFC PATCH 2/7] autostash: extract read_one() from rebase Denton Liu
2019-10-18 9:04 ` Phillip Wood
2019-10-21 18:46 ` Johannes Schindelin
2019-10-16 17:26 ` [RFC PATCH 3/7] autostash: extract apply_autostash() " Denton Liu
2019-10-16 17:26 ` [RFC PATCH 4/7] autostash: extract reset_head() " Denton Liu
2019-10-18 9:37 ` Phillip Wood
2019-10-21 18:56 ` Johannes Schindelin
2019-10-16 17:26 ` [RFC PATCH 5/7] autostash: extract perform_autostash() " Denton Liu
2019-10-21 19:00 ` Johannes Schindelin
2019-10-16 17:26 ` [RFC PATCH 6/7] autostash.c: undefine USE_THE_INDEX_COMPATIBILITY_MACROS Denton Liu
2019-10-18 9:41 ` Phillip Wood
2019-10-16 17:26 ` [RFC PATCH 7/7] merge: teach --autostash option Denton Liu
2019-10-18 9:46 ` Phillip Wood
2019-12-24 9:58 ` Denton Liu
2019-10-21 19:10 ` Johannes Schindelin
2019-12-24 10:05 ` Denton Liu
2019-12-24 10:12 ` Denton Liu
2019-12-24 11:04 ` [PATCH v2 00/17] merge: learn --autostash Denton Liu
2019-12-24 11:04 ` [PATCH v2 01/17] Makefile: alphabetically sort += lists Denton Liu
2019-12-30 21:38 ` Junio C Hamano
2019-12-24 11:04 ` [PATCH v2 02/17] t7600: use test_write_lines() Denton Liu
2019-12-24 11:05 ` [PATCH v2 03/17] sequencer: use file strbuf for read_oneliner() Denton Liu
2019-12-24 11:05 ` [PATCH v2 04/17] sequencer: configurably warn on non-existent files Denton Liu
2019-12-26 20:39 ` Junio C Hamano
2019-12-24 11:05 ` [PATCH v2 05/17] sequencer: make read_oneliner() extern Denton Liu
2019-12-24 11:05 ` [PATCH v2 06/17] rebase: use read_oneliner() Denton Liu
2019-12-24 11:05 ` [PATCH v2 07/17] sequencer: make apply_rebase() accept a path Denton Liu
2019-12-24 11:05 ` [PATCH v2 08/17] rebase: use apply_autostash() from sequencer.c Denton Liu
2019-12-24 11:05 ` [PATCH v2 09/17] rebase: generify reset_head() Denton Liu
2019-12-24 11:05 ` [PATCH v2 10/17] reset: extract reset_head() from rebase Denton Liu
2019-12-24 11:05 ` [PATCH v2 11/17] rebase: extract create_autostash() Denton Liu
2019-12-24 11:05 ` [PATCH v2 12/17] rebase: generify create_autostash() Denton Liu
2019-12-24 11:05 ` [PATCH v2 13/17] sequencer: extract perform_autostash() from rebase Denton Liu
2019-12-24 11:05 ` [PATCH v2 14/17] sequencer: unlink autostash in apply_autostash() Denton Liu
2019-12-24 11:05 ` [PATCH v2 15/17] merge: teach --autostash option Denton Liu
2019-12-24 11:05 ` [PATCH v2 16/17] t5520: make test_pull_autostash() accept expect_parent_num Denton Liu
2019-12-24 11:05 ` [PATCH v2 17/17] pull: pass --autostash to merge Denton Liu
2019-12-30 21:49 ` [PATCH v2 00/17] merge: learn --autostash Junio C Hamano
2019-12-31 10:34 ` Phillip Wood
2020-01-08 6:08 ` Denton Liu
2020-01-10 14:44 ` Phillip Wood
2020-01-15 16:20 ` Denton Liu
2020-01-01 7:48 ` Denton Liu
2020-03-21 9:21 ` [PATCH v3 00/19] " Denton Liu
2020-03-21 9:21 ` [PATCH v3 01/19] Makefile: ASCII-sort += lists Denton Liu
2020-03-21 9:21 ` [PATCH v3 02/19] t7600: use test_write_lines() Denton Liu
2020-03-21 9:21 ` [PATCH v3 03/19] sequencer: use file strbuf for read_oneliner() Denton Liu
2020-04-02 13:34 ` Phillip Wood
2020-03-21 9:21 ` [PATCH v3 04/19] sequencer: make read_oneliner() accept flags Denton Liu
2020-03-21 9:21 ` [PATCH v3 05/19] sequencer: configurably warn on non-existent files Denton Liu
2020-04-02 13:39 ` Phillip Wood
2020-03-21 9:21 ` [PATCH v3 06/19] sequencer: make read_oneliner() extern Denton Liu
2020-03-21 9:21 ` [PATCH v3 07/19] rebase: use read_oneliner() Denton Liu
2020-04-02 13:41 ` Phillip Wood
2020-03-21 9:21 ` [PATCH v3 08/19] sequencer: make apply_rebase() accept a path Denton Liu
2020-03-21 9:21 ` [PATCH v3 09/19] rebase: use apply_autostash() from sequencer.c Denton Liu
2020-04-02 14:59 ` Phillip Wood
2020-03-21 9:21 ` [PATCH v3 10/19] rebase: generify reset_head() Denton Liu
2020-03-21 9:21 ` [PATCH v3 11/19] reset: extract reset_head() from rebase Denton Liu
2020-04-02 15:04 ` Phillip Wood
2020-03-21 9:21 ` [PATCH v3 12/19] rebase: extract create_autostash() Denton Liu
2020-03-21 9:21 ` [PATCH v3 13/19] rebase: generify create_autostash() Denton Liu
2020-03-21 9:21 ` [PATCH v3 14/19] sequencer: extract perform_autostash() from rebase Denton Liu
2020-03-21 9:21 ` [PATCH v3 15/19] sequencer: unlink autostash in apply_autostash() Denton Liu
2020-03-21 9:21 ` [PATCH v3 16/19] sequencer: implement save_autostash() Denton Liu
2020-04-02 15:10 ` Phillip Wood
2020-03-21 9:21 ` [PATCH v3 17/19] merge: teach --autostash option Denton Liu
2020-04-02 15:24 ` Phillip Wood
2020-04-03 10:31 ` Denton Liu
2020-04-03 10:56 ` Denton Liu [this message]
2020-04-03 13:09 ` Phillip Wood
2020-04-03 21:14 ` Denton Liu
2020-04-03 13:34 ` Phillip Wood
2020-04-03 22:25 ` Denton Liu
2020-03-21 9:21 ` [PATCH v3 18/19] t5520: make test_pull_autostash() accept expect_parent_num Denton Liu
2020-03-21 9:21 ` [PATCH v3 19/19] pull: pass --autostash to merge Denton Liu
2020-04-02 16:07 ` Phillip Wood
2020-04-04 1:11 ` [PATCH v4 00/23] merge: learn --autostash Denton Liu
2020-04-04 1:11 ` [PATCH v4 01/23] Makefile: ASCII-sort += lists Denton Liu
2020-04-04 1:11 ` [PATCH v4 02/23] t7600: use test_write_lines() Denton Liu
2020-04-04 1:11 ` [PATCH v4 03/23] sequencer: stop leaking buf Denton Liu
2020-04-05 21:33 ` Junio C Hamano
2020-04-05 21:37 ` Junio C Hamano
2020-04-05 23:42 ` Denton Liu
2020-04-04 1:11 ` [PATCH v4 04/23] sequencer: reuse strbuf_trim() in read_oneliner() Denton Liu
2020-04-05 21:46 ` Junio C Hamano
2020-04-06 1:39 ` Denton Liu
2020-04-06 14:03 ` Phillip Wood
2020-04-06 14:42 ` Phillip Wood
2020-04-07 13:56 ` Denton Liu
2020-04-04 1:11 ` [PATCH v4 05/23] sequencer: make file exists check more efficient Denton Liu
2020-04-04 1:11 ` [PATCH v4 06/23] sequencer: make read_oneliner() accept flags Denton Liu
2020-04-04 1:11 ` [PATCH v4 07/23] sequencer: configurably warn on non-existent files Denton Liu
2020-04-06 14:45 ` Phillip Wood
2020-04-04 1:11 ` [PATCH v4 08/23] sequencer: make read_oneliner() extern Denton Liu
2020-04-04 1:11 ` [PATCH v4 09/23] rebase: use read_oneliner() Denton Liu
2020-04-04 1:11 ` [PATCH v4 10/23] sequencer: make apply_rebase() accept a path Denton Liu
2020-04-06 15:07 ` Phillip Wood
2020-04-04 1:11 ` [PATCH v4 11/23] sequencer: rename stash_sha1 to stash_oid Denton Liu
2020-04-04 1:11 ` [PATCH v4 12/23] rebase: use apply_autostash() from sequencer.c Denton Liu
2020-04-04 1:11 ` [PATCH v4 13/23] rebase: generify reset_head() Denton Liu
2020-04-04 1:11 ` [PATCH v4 14/23] reset: extract reset_head() from rebase Denton Liu
2020-04-04 1:11 ` [PATCH v4 15/23] rebase: extract create_autostash() Denton Liu
2020-04-04 1:11 ` [PATCH v4 16/23] rebase: generify create_autostash() Denton Liu
2020-04-04 1:11 ` [PATCH v4 17/23] sequencer: extract perform_autostash() from rebase Denton Liu
2020-04-04 1:11 ` [PATCH v4 18/23] sequencer: unlink autostash in apply_autostash() Denton Liu
2020-04-04 1:11 ` [PATCH v4 19/23] sequencer: implement save_autostash() Denton Liu
2020-04-06 15:15 ` Phillip Wood
2020-04-04 1:11 ` [PATCH v4 20/23] sequencer: implement apply_autostash_oid() Denton Liu
2020-04-04 1:11 ` [PATCH v4 21/23] merge: teach --autostash option Denton Liu
2020-04-06 15:20 ` Phillip Wood
2020-04-07 13:09 ` Denton Liu
2020-04-07 15:06 ` Phillip Wood
2020-04-04 1:11 ` [PATCH v4 22/23] t5520: make test_pull_autostash() accept expect_parent_num Denton Liu
2020-04-04 1:11 ` [PATCH v4 23/23] pull: pass --autostash to merge Denton Liu
2020-04-07 14:27 ` [PATCH v5 00/22] merge: learn --autostash Denton Liu
2020-04-07 14:27 ` [PATCH v5 01/22] Makefile: ASCII-sort += lists Denton Liu
2020-04-07 14:27 ` [PATCH v5 02/22] t7600: use test_write_lines() Denton Liu
2020-04-07 14:27 ` [PATCH v5 03/22] sequencer: stop leaking buf Denton Liu
2020-04-07 14:27 ` [PATCH v5 04/22] sequencer: make file exists check more efficient Denton Liu
2020-04-08 0:10 ` Junio C Hamano
2020-04-07 14:27 ` [PATCH v5 05/22] sequencer: make read_oneliner() accept flags Denton Liu
2020-04-08 0:11 ` Junio C Hamano
2020-04-07 14:27 ` [PATCH v5 06/22] sequencer: configurably warn on non-existent files Denton Liu
2020-04-07 14:27 ` [PATCH v5 07/22] sequencer: make read_oneliner() extern Denton Liu
2020-04-07 14:27 ` [PATCH v5 08/22] rebase: use read_oneliner() Denton Liu
2020-04-08 0:26 ` Junio C Hamano
2020-04-07 14:27 ` [PATCH v5 09/22] sequencer: make apply_autostash() accept a path Denton Liu
2020-04-07 14:27 ` [PATCH v5 10/22] sequencer: rename stash_sha1 to stash_oid Denton Liu
2020-04-07 14:27 ` [PATCH v5 11/22] rebase: use apply_autostash() from sequencer.c Denton Liu
2020-04-07 14:27 ` [PATCH v5 12/22] rebase: generify reset_head() Denton Liu
2020-04-07 14:28 ` [PATCH v5 13/22] reset: extract reset_head() from rebase Denton Liu
2020-04-07 14:28 ` [PATCH v5 14/22] rebase: extract create_autostash() Denton Liu
2020-04-07 14:28 ` [PATCH v5 15/22] rebase: generify create_autostash() Denton Liu
2020-04-07 14:28 ` [PATCH v5 16/22] sequencer: extract perform_autostash() from rebase Denton Liu
2020-04-07 14:28 ` [PATCH v5 17/22] sequencer: unlink autostash in apply_autostash() Denton Liu
2020-04-07 14:28 ` [PATCH v5 18/22] sequencer: implement save_autostash() Denton Liu
2020-04-07 14:28 ` [PATCH v5 19/22] sequencer: implement apply_autostash_oid() Denton Liu
2020-04-07 14:28 ` [PATCH v5 20/22] merge: teach --autostash option Denton Liu
2020-04-07 14:28 ` [PATCH v5 21/22] t5520: make test_pull_autostash() accept expect_parent_num Denton Liu
2020-04-07 14:28 ` [PATCH v5 22/22] pull: pass --autostash to merge Denton Liu
2020-04-10 15:34 ` [PATCH v5 00/22] merge: learn --autostash Phillip Wood
2020-04-10 16:26 ` Junio C Hamano
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