From: Junio C Hamano <gitster@pobox.com>
To: John Keeping <john@keeping.me.uk>
Cc: git@vger.kernel.org
Subject: Re: [PATCH v2 2/3] push: add shorthand for --force-with-lease branch creation
Date: Mon, 25 Jul 2016 15:22:48 -0700 [thread overview]
Message-ID: <xmqqpoq12w93.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <4e07ff23715b53fcd29564be1c74a9f66dd74e1e.1469483499.git.john@keeping.me.uk> (John Keeping's message of "Mon, 25 Jul 2016 22:59:56 +0100")
John Keeping <john@keeping.me.uk> writes:
> Allow the empty string to stand in for the null SHA-1 when pushing a new
> branch, like we do when deleting branches.
>
> This means that the following command ensures that `new-branch` is
> created on the remote (that is, is must not already exist):
>
> git push --force-with-lease=new-branch: origin new-branch
>
> Signed-off-by: John Keeping <john@keeping.me.uk>
> ---
> New in v2.
>
> Documentation/git-push.txt | 3 ++-
> remote.c | 2 ++
> t/t5533-push-cas.sh | 12 ++++++++++++
> 3 files changed, 16 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/git-push.txt b/Documentation/git-push.txt
> index bf7c9a2..927a034 100644
> --- a/Documentation/git-push.txt
> +++ b/Documentation/git-push.txt
> @@ -201,7 +201,8 @@ if it is going to be updated, by requiring its current value to be
> the same as the specified value `<expect>` (which is allowed to be
> different from the remote-tracking branch we have for the refname,
> or we do not even have to have such a remote-tracking branch when
> -this form is used).
> +this form is used). If `<expect>` is the empty string, then the named ref
> +must not already exist.
> +
> Note that all forms other than `--force-with-lease=<refname>:<expect>`
> that specifies the expected current value of the ref explicitly are
> diff --git a/remote.c b/remote.c
> index a326e4e..af94892 100644
> --- a/remote.c
> +++ b/remote.c
> @@ -2294,6 +2294,8 @@ int parse_push_cas_option(struct push_cas_option *cas, const char *arg, int unse
> entry = add_cas_entry(cas, arg, colon - arg);
> if (!*colon)
> entry->use_tracking = 1;
> + else if (!colon[1])
> + memset(entry->expect, 0, sizeof(entry->expect));
hashclr()?
> else if (get_sha1(colon + 1, entry->expect))
> return error("cannot parse expected object name '%s'", colon + 1);
> return 0;
> diff --git a/t/t5533-push-cas.sh b/t/t5533-push-cas.sh
> index c732012..5e7f6e9 100755
> --- a/t/t5533-push-cas.sh
> +++ b/t/t5533-push-cas.sh
> @@ -191,4 +191,16 @@ test_expect_success 'cover everything with default force-with-lease (allowed)' '
> test_cmp expect actual
> '
>
> +test_expect_success 'new branch covered by force-with-lease (explicit)' '
> + setup_srcdst_basic &&
> + (
> + cd dst &&
> + git branch branch master &&
> + git push --force-with-lease=branch: origin branch
> + ) &&
> + git ls-remote dst refs/heads/branch >expect &&
> + git ls-remote src refs/heads/branch >actual &&
> + test_cmp expect actual
> +'
> +
> test_done
next prev parent reply other threads:[~2016-07-25 22:23 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-23 15:31 [PATCH] push: allow pushing new branches with --force-with-lease John Keeping
2016-07-25 17:28 ` Junio C Hamano
2016-07-25 21:59 ` [PATCH v2 0/3] " John Keeping
2016-07-25 22:21 ` Junio C Hamano
2016-07-26 20:44 ` [PATCH v3 " John Keeping
2016-07-26 20:44 ` [PATCH v3 1/3] Documentation/git-push: fix placeholder formatting John Keeping
2016-07-26 20:44 ` [PATCH v3 2/3] push: add shorthand for --force-with-lease branch creation John Keeping
2016-07-26 20:44 ` [PATCH v3 3/3] push: allow pushing new branches with --force-with-lease John Keeping
2016-07-25 21:59 ` [PATCH v2 1/3] Documentation/git-push: fix placeholder formatting John Keeping
2016-07-25 21:59 ` [PATCH v2 2/3] push: add shorthand for --force-with-lease branch creation John Keeping
2016-07-25 22:22 ` Junio C Hamano [this message]
2016-07-26 8:03 ` John Keeping
2016-07-26 19:59 ` Junio C Hamano
2016-07-26 20:42 ` John Keeping
2016-07-26 21:19 ` Junio C Hamano
2016-07-26 10:30 ` Jakub Narębski
2016-07-26 11:19 ` John Keeping
2016-07-25 21:59 ` [PATCH v2 3/3] push: allow pushing new branches with --force-with-lease John Keeping
2016-07-25 22:11 ` [PATCH] " Junio C Hamano
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