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From: Junio C Hamano <gitster@pobox.com>
To: Denton Liu <liu.denton@gmail.com>
Cc: Git Mailing List <git@vger.kernel.org>
Subject: Re: [PATCH v3 09/10] builtin/diff-tree: learn --merge-base
Date: Mon, 21 Sep 2020 15:18:06 -0700	[thread overview]
Message-ID: <xmqqblhyepup.fsf@gitster.c.googlers.com> (raw)
In-Reply-To: <20200921215409.GA1018675@generichostname> (Denton Liu's message of "Mon, 21 Sep 2020 14:54:09 -0700")

Denton Liu <liu.denton@gmail.com> writes:

> This does not happen because at the top of diff_get_merge_base(), we
> have
>
> 	for (i = 0; i < revs->pending.nr; i++) {
> 		struct object *obj = revs->pending.objects[i].item;
> 		if (obj->flags)
> 			die(_("--merge-base does not work with ranges"));
> 		if (obj->type != OBJ_COMMIT)
> 			die(_("--merge-base only works with commits"));
> 	}
>
> which ensures that we don't accept any ranges at all.

I think we should lose that loop, or at least the first test.

If we are not removing the support for "A..B" notation and still
accept "diff A..B" happily, not accepting "diff --merge-base A..B"
would appear inconsistent to the users.  

The same applies to "A...B".

Thanks.


  reply	other threads:[~2020-09-21 22:18 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-05 19:08 [PATCH 0/4] builtin/diff: learn --merge-base Denton Liu
2020-09-05 19:08 ` [PATCH 1/4] t4068: remove unnecessary >tmp Denton Liu
2020-09-05 19:08 ` [PATCH 2/4] git-diff.txt: backtick quote command text Denton Liu
2020-09-05 19:08 ` [PATCH 3/4] builtin/diff: parse --no-index using parse_options() Denton Liu
2020-09-05 19:08 ` [PATCH 4/4] builtin/diff: learn --merge-base Denton Liu
2020-09-06 21:58   ` Junio C Hamano
2020-09-10  7:32 ` [PATCH v2 0/4] " Denton Liu
2020-09-10  7:32   ` [PATCH v2 1/4] t4068: remove unnecessary >tmp Denton Liu
2020-09-10  7:32   ` [PATCH v2 2/4] git-diff.txt: backtick quote command text Denton Liu
2020-09-10  7:32   ` [PATCH v2 3/4] builtin/diff: parse --no-index using parse_options() Denton Liu
2020-09-10 18:35     ` Junio C Hamano
2020-09-13  8:31       ` Denton Liu
2020-09-13 21:45         ` Junio C Hamano
2020-09-10  7:32   ` [PATCH v2 4/4] builtin/diff: learn --merge-base Denton Liu
2020-09-17  7:44   ` [PATCH v3 00/10] " Denton Liu
2020-09-17  7:44     ` [PATCH v3 01/10] t4068: remove unnecessary >tmp Denton Liu
2020-09-17  7:44     ` [PATCH v3 02/10] git-diff-index.txt: make --cached description a proper sentence Denton Liu
2020-09-17  7:44     ` [PATCH v3 03/10] git-diff.txt: backtick quote command text Denton Liu
2020-09-17  7:44     ` [PATCH v3 04/10] contrib/completion: extract common diff/difftool options Denton Liu
2020-09-17  7:44     ` [PATCH v3 05/10] diff-lib: accept option flags in run_diff_index() Denton Liu
2020-09-17 17:00       ` Junio C Hamano
2020-09-17  7:44     ` [PATCH v3 06/10] diff-lib: define diff_get_merge_base() Denton Liu
2020-09-17 17:16       ` Junio C Hamano
2020-09-18 10:34         ` Denton Liu
2020-09-19  0:33           ` Junio C Hamano
2020-09-17  7:44     ` [PATCH v3 07/10] t4068: add --merge-base tests Denton Liu
2020-09-17  7:44     ` [PATCH v3 08/10] builtin/diff-index: learn --merge-base Denton Liu
2020-09-17 17:28       ` Junio C Hamano
2020-09-17 18:13         ` Jeff King
2020-09-18  5:11           ` Junio C Hamano
2020-09-18 18:12             ` Jeff King
2020-09-17  7:44     ` [PATCH v3 09/10] builtin/diff-tree: " Denton Liu
2020-09-17 18:23       ` Junio C Hamano
2020-09-18 10:48         ` Denton Liu
2020-09-18 16:52           ` Junio C Hamano
2020-09-20 11:01             ` Denton Liu
2020-09-21 16:05               ` Junio C Hamano
2020-09-21 17:27                 ` Denton Liu
2020-09-21 21:09                   ` Junio C Hamano
2020-09-21 21:19                     ` Junio C Hamano
2020-09-21 21:54                     ` Denton Liu
2020-09-21 22:18                       ` Junio C Hamano [this message]
2020-09-23  9:47                         ` Denton Liu
2020-09-25 21:02                           ` Junio C Hamano
2020-09-26  1:52                             ` Denton Liu
2020-09-17  7:44     ` [PATCH v3 10/10] contrib/completion: complete `git diff --merge-base` Denton Liu
2020-09-20 11:22     ` [PATCH v4 00/10] builtin/diff: learn --merge-base Denton Liu
2020-09-20 11:22       ` [PATCH v4 01/10] t4068: remove unnecessary >tmp Denton Liu
2020-09-20 11:22       ` [PATCH v4 02/10] git-diff-index.txt: make --cached description a proper sentence Denton Liu
2020-09-20 11:22       ` [PATCH v4 03/10] git-diff.txt: backtick quote command text Denton Liu
2020-09-20 11:22       ` [PATCH v4 04/10] contrib/completion: extract common diff/difftool options Denton Liu
2020-09-20 11:22       ` [PATCH v4 05/10] diff-lib: accept option flags in run_diff_index() Denton Liu
2020-09-20 11:22       ` [PATCH v4 06/10] diff-lib: define diff_get_merge_base() Denton Liu
2020-09-20 11:22       ` [PATCH v4 07/10] t4068: add --merge-base tests Denton Liu
2020-09-20 11:22       ` [PATCH v4 08/10] builtin/diff-index: learn --merge-base Denton Liu
2020-09-29 19:53         ` Martin Ågren
2020-09-20 11:22       ` [PATCH v4 09/10] builtin/diff-tree: " Denton Liu
2020-09-20 11:22       ` [PATCH v4 10/10] contrib/completion: complete `git diff --merge-base` Denton Liu

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