On Tue, Sep 26, 2017 at 11:27 AM, Stefan Beller <sbeller@xxxxxxxxxx> wrote:
> When a submodule diff should be displayed we currently just add the
> submodule objects to the main object store and then e.g. walk the
> revision graph and create a summary for that submodule.
>
> It is possible that we are missing the submodule either completely or
> partially, which we currently differentiate with different error messages
> depending on whether (1) the whole submodule object store is missing or
> (2) just the needed for this particular diff. (1) is reported as
> "not initialized", and (2) is reported as "commits not present".
>
> If a submodule is deinit'ed its repository data is still around inside
> the superproject, such that the diff can still be produced. In that way
> the error message (1) is misleading as we can have a diff despite the
> submodule being not initialized.
>
> Downgrade the error message (1) to be the same as (2) and just say
> the commits are not present, as that is the true reason why the diff
> cannot be shown.
>
> Signed-off-by: Stefan Beller <sbeller@xxxxxxxxxx>
This makes sense to me.
Thanks,
Jake
> ---
> submodule.c | 2 +-
> t/t4059-diff-submodule-not-initialized.sh | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/submodule.c b/submodule.c
> index 6531c5d609..280c246477 100644
> --- a/submodule.c
> +++ b/submodule.c
> @@ -567,7 +567,7 @@ static void show_submodule_header(FILE *f, const char *path,
>
> if (add_submodule_odb(path)) {
> if (!message)
> - message = "(not initialized)";
> + message = "(commits not present)";
> goto output_header;
> }
>
> diff --git a/t/t4059-diff-submodule-not-initialized.sh b/t/t4059-diff-submodule-not-initialized.sh
> index cd70fd5192..49bca7b48d 100755
> --- a/t/t4059-diff-submodule-not-initialized.sh
> +++ b/t/t4059-diff-submodule-not-initialized.sh
> @@ -95,7 +95,7 @@ test_expect_success 'submodule not initialized in new clone' '
> git clone . sm3 &&
> git -C sm3 diff-tree -p --no-commit-id --submodule=log HEAD >actual &&
> cat >expected <<-EOF &&
> - Submodule sm1 $smhead1...$smhead2 (not initialized)
> + Submodule sm1 $smhead1...$smhead2 (commits not present)
> EOF
> test_cmp expected actual
> '
> --
> 2.14.0.rc0.3.g6c2e499285
>
