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From: Teng Long <dyroneteng@gmail.com>
To: avarab@gmail.com
Cc: dyroneteng@gmail.com, git@vger.kernel.org, me@ttaylorr.com
Subject: [RFC PATCH 1/4] ls-tree: don't use "show_tree_data" for "fast" callbacks
Date: Wed, 21 Dec 2022 19:47:37 +0800	[thread overview]
Message-ID: <20221221114737.51375-1-tenglong.tl@alibaba-inc.com> (raw)
In-Reply-To: <RFC-patch-1.4-2d8bcfe2cab-20221117T134528Z-avarab@gmail.com>

"Ævar Arnfjörð Bjarmason" <avarab@gmail.com> writes:

> As noted in [1] the code that made it in as part of
> 9c4d58ff2c3 (ls-tree: split up "fast path" callbacks, 2022-03-23) was
> a "maybe a good idea, maybe not" RFC-quality patch. I hadn't looked
> very carefully at the resulting patterns.
>
> The implementation shared the "struct show_tree_data data", which was
> introduced in e81517155e0 (ls-tree: introduce struct "show_tree_data",
> 2022-03-23) both for use in 455923e0a15 (ls-tree: introduce "--format"
> option, 2022-03-23), and because the "fat" callback hadn't been split
> up as 9c4d58ff2c3 did.
>
> Now that that's been done we can see that most of what
> show_tree_common() was doing could be done lazily by the callbacks
> themselves, who in the pre-image were often using an odd mis-match of
> their own arguments and those same arguments stuck into the "data"
> structure. Let's also have the callers initialize the "type", rather
> than grabbing it from the "data" structure afterwards.
>
> 1. https://lore.kernel.org/git/cover-0.7-00000000000-20220310T134811Z-avarab@gmail.com/

Because in "show_tree_common(&data, &recurse, oid, base, pathname, mode)", the
"data" and the other args exist redundant, we could just not to pass  "data",
because it's enough, do I understand right?

Thanks.

  reply	other threads:[~2022-12-21 11:47 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-17 11:30 [RFC PATCH 0/6] ls-tree: introduce '--pattern' option Teng Long
2022-11-17 11:30 ` [RFC PATCH 1/6] ls-tree: cleanup the redundant SPACE Teng Long
2022-11-17 11:30 ` [RFC PATCH 2/6] t3104: remove shift code in 'test_ls_tree_format' Teng Long
2022-11-17 11:30 ` [RFC PATCH 3/6] ls-tree: optimize params of 'show_tree_common_default_long()' Teng Long
2022-11-17 11:30 ` [RFC PATCH 4/6] ls-tree: improving cohension in the print code Teng Long
2022-11-17 13:53   ` Ævar Arnfjörð Bjarmason
2022-11-17 11:30 ` [RFC PATCH 5/6] ls-tree: introduce 'match_pattern()' function Teng Long
2022-11-17 14:02   ` Ævar Arnfjörð Bjarmason
2022-11-30  9:39   ` Ævar Arnfjörð Bjarmason
2022-11-17 11:30 ` [RFC PATCH 6/6] ls-tree: introduce '--pattern' option Teng Long
2022-11-17 14:03   ` Ævar Arnfjörð Bjarmason
2022-12-12  8:32   ` Johannes Schindelin
2022-12-12 23:57     ` Junio C Hamano
2022-12-14  5:27       ` Junio C Hamano
2022-12-14 10:03         ` Ævar Arnfjörð Bjarmason
2022-12-14 10:38           ` Junio C Hamano
2023-03-27 10:37       ` win-test: unknown terminal "xterm-256color", was " Johannes Schindelin
2023-03-27 20:42         ` Junio C Hamano
2023-03-28 18:08           ` Jeff King
2023-03-28 19:31             ` Junio C Hamano
2023-03-28 19:59               ` Jeff King
2023-03-28 20:43                 ` Jeff King
2023-03-28 21:05                   ` Junio C Hamano
2022-11-17 13:22 ` [RFC PATCH 0/6] " Ævar Arnfjörð Bjarmason
2022-11-17 22:02   ` Taylor Blau
2022-11-21 11:41     ` Teng Long
2022-11-21 12:12       ` Ævar Arnfjörð Bjarmason
2022-11-17 13:48 ` [RFC PATCH 0/4] ls-tree: pass state in struct, not globals Ævar Arnfjörð Bjarmason
2022-11-17 13:48   ` [RFC PATCH 1/4] ls-tree: don't use "show_tree_data" for "fast" callbacks Ævar Arnfjörð Bjarmason
2022-12-21 11:47     ` Teng Long [this message]
2022-11-17 13:48   ` [RFC PATCH 2/4] ls-tree: use a "struct options" Ævar Arnfjörð Bjarmason
2022-11-17 13:48   ` [RFC PATCH 3/4] ls-tree: fold "show_tree_data" into "cb" struct Ævar Arnfjörð Bjarmason
2022-11-17 13:48   ` [RFC PATCH 4/4] ls-tree: make "line_termination" less generic Ævar Arnfjörð Bjarmason
2022-11-21 12:00   ` [RFC PATCH 0/4] ls-tree: pass state in struct, not globals Teng Long

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