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From: Elijah Newren <newren@gmail.com>
To: Derrick Stolee via GitGitGadget <gitgitgadget@gmail.com>
Cc: Git Mailing List <git@vger.kernel.org>,
	Junio C Hamano <gitster@pobox.com>,
	Matheus Tavares Bernardino <matheus.bernardino@usp.br>,
	Derrick Stolee <stolee@gmail.com>,
	Derrick Stolee <derrickstolee@github.com>,
	Derrick Stolee <dstolee@microsoft.com>
Subject: Re: [PATCH 5/5] add: ignore outside the sparse-checkout in refresh()
Date: Fri, 23 Jul 2021 12:46:52 -0700	[thread overview]
Message-ID: <CABPp-BHNS=6xX2=NxZnoVgtE8MqR3Tj9RE9m9ocV_+oHRjogoA@mail.gmail.com> (raw)
In-Reply-To: <76066a78ce077add4bc69819b017516e12ac0d45.1626901619.git.gitgitgadget@gmail.com>

On Wed, Jul 21, 2021 at 2:07 PM Derrick Stolee via GitGitGadget
<gitgitgadget@gmail.com> wrote:
>
> From: Derrick Stolee <dstolee@microsoft.com>
>
> Since b243012 (refresh_index(): add flag to ignore SKIP_WORKTREE
> entries, 2021-04-08), 'git add --refresh <path>' will output a warning
> message when the path is outside the sparse-checkout definition. The
> implementation of this warning happened in parallel with the
> sparse-index work to add ensure_full_index() calls throughout the
> codebase.
>
> Update this loop to have the proper logic that checks to see if the
> pathspec is outside the sparse-checkout definition. This avoids the need
> to expand the sparse directory entry and determine if the path is
> tracked, untracked, or ignored. We simply avoid updating the stat()
> information because there isn't even an entry that matches the path!
>
> Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
> ---
>  builtin/add.c                            | 10 +++++++++-
>  t/t1092-sparse-checkout-compatibility.sh |  6 +-----
>  2 files changed, 10 insertions(+), 6 deletions(-)
>
> diff --git a/builtin/add.c b/builtin/add.c
> index c76e6ddd359..d512ece655b 100644
> --- a/builtin/add.c
> +++ b/builtin/add.c
> @@ -192,13 +192,21 @@ static int refresh(int verbose, const struct pathspec *pathspec)
>         struct string_list only_match_skip_worktree = STRING_LIST_INIT_NODUP;
>         int flags = REFRESH_IGNORE_SKIP_WORKTREE |
>                     (verbose ? REFRESH_IN_PORCELAIN : REFRESH_QUIET);
> +       struct pattern_list pl = { 0 };
> +       int sparse_checkout_enabled = !get_sparse_checkout_patterns(&pl);
>
>         seen = xcalloc(pathspec->nr, 1);
>         refresh_index(&the_index, flags, pathspec, seen,
>                       _("Unstaged changes after refreshing the index:"));
>         for (i = 0; i < pathspec->nr; i++) {
>                 if (!seen[i]) {
> -                       if (matches_skip_worktree(pathspec, i, &skip_worktree_seen)) {
> +                       const char *path = pathspec->items[i].original;
> +                       int dtype = DT_REG;
> +
> +                       if (matches_skip_worktree(pathspec, i, &skip_worktree_seen) ||
> +                           (sparse_checkout_enabled &&
> +                            !path_matches_pattern_list(path, strlen(path), NULL,
> +                                                       &dtype, &pl, &the_index))) {

I was slightly worried from the description in the commit message
about the case where you have a file without the SKIP_WORKTREE bit set
despite not matching sparsity paths.  I was worried that you'd skip
refreshing it, but I tweaked your testcases and couldn't trigger it.

>                                 string_list_append(&only_match_skip_worktree,
>                                                    pathspec->items[i].original);
>                         } else {
> diff --git a/t/t1092-sparse-checkout-compatibility.sh b/t/t1092-sparse-checkout-compatibility.sh
> index 73c48a71d89..c61424e2074 100755
> --- a/t/t1092-sparse-checkout-compatibility.sh
> +++ b/t/t1092-sparse-checkout-compatibility.sh
> @@ -347,7 +347,7 @@ test_expect_success 'status/add: outside sparse cone' '
>         test_all_match git commit -m folder1/newer
>  '
>
> -test_expect_failure 'add: pathspec within sparse directory' '
> +test_expect_success 'add: pathspec within sparse directory' '
>         init_repos &&
>
>         run_on_sparse mkdir folder1 &&
> @@ -357,10 +357,6 @@ test_expect_failure 'add: pathspec within sparse directory' '
>         # This "git add folder1/a" fails with a warning
>         # in the sparse repos, differing from the full
>         # repo. This is intentional.
> -       #
> -       # However, in the sparse-index, folder1/a does not
> -       # match any cache entry and fails with a different
> -       # error message. This needs work.
>         test_sparse_match test_must_fail git add folder1/a &&
>         test_sparse_match test_must_fail git add --refresh folder1/a &&
>         test_all_match git status --porcelain=v2
> --
> gitgitgadget

This and Patch 4/5 look good to me.

  reply	other threads:[~2021-07-23 19:47 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-21 21:06 [PATCH 0/5] Sparse Index: Integrate with 'git add' Derrick Stolee via GitGitGadget
2021-07-21 21:06 ` [PATCH 1/5] t1092: test merge conflicts outside cone Derrick Stolee via GitGitGadget
2021-07-23 17:34   ` Elijah Newren
2021-07-23 17:44     ` Eric Sunshine
2021-07-23 17:47       ` Elijah Newren
2021-07-26 14:10     ` Derrick Stolee
2021-07-21 21:06 ` [PATCH 2/5] add: allow operating on a sparse-only index Derrick Stolee via GitGitGadget
2021-07-21 22:19   ` Junio C Hamano
2021-07-21 22:50     ` Derrick Stolee
2021-07-23 17:45   ` Elijah Newren
2021-07-26 13:11     ` Derrick Stolee
2021-07-26 13:33     ` Derrick Stolee
2021-07-21 21:06 ` [PATCH 3/5] pathspec: stop calling ensure_full_index Derrick Stolee via GitGitGadget
2021-07-23 18:17   ` Elijah Newren
2021-07-21 21:06 ` [PATCH 4/5] t1092: 'git add --refresh' difference with sparse-index Derrick Stolee via GitGitGadget
2021-07-21 21:06 ` [PATCH 5/5] add: ignore outside the sparse-checkout in refresh() Derrick Stolee via GitGitGadget
2021-07-23 19:46   ` Elijah Newren [this message]
2021-07-23 12:51 ` [PATCH 0/5] Sparse Index: Integrate with 'git add' Elijah Newren
2021-07-23 20:10   ` Elijah Newren
2021-07-26 15:18 ` [PATCH v2 " Derrick Stolee via GitGitGadget
2021-07-26 15:18   ` [PATCH v2 1/5] t1092: test merge conflicts outside cone Derrick Stolee via GitGitGadget
2021-07-26 15:18   ` [PATCH v2 2/5] add: allow operating on a sparse-only index Derrick Stolee via GitGitGadget
2021-07-26 15:18   ` [PATCH v2 3/5] pathspec: stop calling ensure_full_index Derrick Stolee via GitGitGadget
2021-07-26 15:18   ` [PATCH v2 4/5] add: ignore outside the sparse-checkout in refresh() Derrick Stolee via GitGitGadget
2021-07-26 15:18   ` [PATCH v2 5/5] add: remove ensure_full_index() with --renormalize Derrick Stolee via GitGitGadget
2021-07-28 23:13   ` [PATCH v2 0/5] Sparse Index: Integrate with 'git add' Elijah Newren
2021-07-29  2:03     ` Derrick Stolee
2021-07-29  2:57       ` Elijah Newren
2021-07-29 14:49         ` Derrick Stolee
2021-07-30 12:52           ` Elijah Newren
2021-07-29 14:52   ` [PATCH v3 " Derrick Stolee via GitGitGadget
2021-07-29 14:52     ` [PATCH v3 1/5] t1092: test merge conflicts outside cone Derrick Stolee via GitGitGadget
2021-07-29 14:52     ` [PATCH v3 2/5] add: allow operating on a sparse-only index Derrick Stolee via GitGitGadget
2021-07-29 14:52     ` [PATCH v3 3/5] pathspec: stop calling ensure_full_index Derrick Stolee via GitGitGadget
2021-07-29 14:52     ` [PATCH v3 4/5] add: ignore outside the sparse-checkout in refresh() Derrick Stolee via GitGitGadget
2021-07-29 14:52     ` [PATCH v3 5/5] add: remove ensure_full_index() with --renormalize Derrick Stolee via GitGitGadget
2021-07-29 14:58     ` [PATCH v3 0/5] Sparse Index: Integrate with 'git add' Elijah Newren
2021-07-29 23:00     ` Junio C Hamano

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