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From: Taylor Blau <me@ttaylorr.com>
To: Patrick Steinhardt <ps@pks.im>
Cc: git@vger.kernel.org, Junio C Hamano <gitster@pobox.com>,
	Eric Sunshine <sunshine@sunshineco.com>,
	Han-Wen Nienhuys <hanwen@google.com>
Subject: Re: [PATCH v2 05/12] builtin/show-ref: refactor `--exclude-existing` options
Date: Mon, 30 Oct 2023 14:37:14 -0400	[thread overview]
Message-ID: <ZT/32jI62GQKPlcp@nand.local> (raw)
In-Reply-To: <bed2a8a07696371e07c0b2d1282ed51c0b1b9fee.1698314128.git.ps@pks.im>

On Thu, Oct 26, 2023 at 11:56:37AM +0200, Patrick Steinhardt wrote:
> It's not immediately obvious options which options are applicable to
> what subcommand in git-show-ref(1) because all options exist as global
> state. This can easily cause confusion for the reader.
>
> Refactor options for the `--exclude-existing` subcommand to be contained
> in a separate structure. This structure is stored on the stack and
> passed down as required. Consequently, it clearly delimits the scope of
> those options and requires the reader to worry less about global state.
>
> Signed-off-by: Patrick Steinhardt <ps@pks.im>

All makes sense, but...

> @@ -19,8 +19,7 @@ static const char * const show_ref_usage[] = {
>  };
>
>  static int deref_tags, show_head, tags_only, heads_only, found_match, verify,
> -	   quiet, hash_only, abbrev, exclude_arg;
> -static const char *exclude_existing_arg;
> +	   quiet, hash_only, abbrev;
>
>  static void show_one(const char *refname, const struct object_id *oid)
>  {
> @@ -95,6 +94,11 @@ static int add_existing(const char *refname,
>  	return 0;
>  }
>
> +struct exclude_existing_options {
> +	int enabled;

...do we need an .enabled here? I think checking whether or not .pattern
is NULL is sufficient, but perhaps there is another use of .enabled
later on in the series...

Thanks,
Taylor

  reply	other threads:[~2023-10-30 18:37 UTC|newest]

Thread overview: 66+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-24 13:10 [PATCH 00/12] show-ref: introduce mode to check for ref existence Patrick Steinhardt
2023-10-24 13:10 ` [PATCH 01/12] builtin/show-ref: convert pattern to a local variable Patrick Steinhardt
2023-10-24 13:10 ` [PATCH 02/12] builtin/show-ref: split up different subcommands Patrick Steinhardt
2023-10-24 17:55   ` Eric Sunshine
2023-10-24 13:10 ` [PATCH 03/12] builtin/show-ref: fix leaking string buffer Patrick Steinhardt
2023-10-24 13:10 ` [PATCH 04/12] builtin/show-ref: fix dead code when passing patterns Patrick Steinhardt
2023-10-24 18:02   ` Eric Sunshine
2023-10-24 13:10 ` [PATCH 05/12] builtin/show-ref: refactor `--exclude-existing` options Patrick Steinhardt
2023-10-24 18:48   ` Eric Sunshine
2023-10-25 11:50     ` Patrick Steinhardt
2023-10-24 13:11 ` [PATCH 06/12] builtin/show-ref: stop using global variable to count matches Patrick Steinhardt
2023-10-24 13:11 ` [PATCH 07/12] builtin/show-ref: stop using global vars for `show_one()` Patrick Steinhardt
2023-10-24 13:11 ` [PATCH 08/12] builtin/show-ref: refactor options for patterns subcommand Patrick Steinhardt
2023-10-24 13:11 ` [PATCH 09/12] builtin/show-ref: ensure mutual exclusiveness of subcommands Patrick Steinhardt
2023-10-24 19:25   ` Eric Sunshine
2023-10-24 13:11 ` [PATCH 10/12] builtin/show-ref: explicitly spell out different modes in synopsis Patrick Steinhardt
2023-10-24 19:39   ` Eric Sunshine
2023-10-25 11:50     ` Patrick Steinhardt
2023-10-24 13:11 ` [PATCH 11/12] builtin/show-ref: add new mode to check for reference existence Patrick Steinhardt
2023-10-24 21:01   ` Eric Sunshine
2023-10-25 11:50     ` Patrick Steinhardt
2023-10-24 13:11 ` [PATCH 12/12] t: use git-show-ref(1) to check for ref existence Patrick Steinhardt
2023-10-24 19:17 ` [PATCH 00/12] show-ref: introduce mode " Junio C Hamano
2023-10-25 14:26   ` Han-Wen Nienhuys
2023-10-25 14:44     ` Phillip Wood
2023-10-26  9:48       ` Patrick Steinhardt
2023-10-27 13:06         ` Phillip Wood
2023-10-26  9:44     ` Patrick Steinhardt
2023-10-26  9:56 ` [PATCH v2 " Patrick Steinhardt
2023-10-26  9:56   ` [PATCH v2 01/12] builtin/show-ref: convert pattern to a local variable Patrick Steinhardt
2023-10-26  9:56   ` [PATCH v2 02/12] builtin/show-ref: split up different subcommands Patrick Steinhardt
2023-10-26  9:56   ` [PATCH v2 03/12] builtin/show-ref: fix leaking string buffer Patrick Steinhardt
2023-10-30 18:10     ` Taylor Blau
2023-10-26  9:56   ` [PATCH v2 04/12] builtin/show-ref: fix dead code when passing patterns Patrick Steinhardt
2023-10-30 18:24     ` Taylor Blau
2023-10-26  9:56   ` [PATCH v2 05/12] builtin/show-ref: refactor `--exclude-existing` options Patrick Steinhardt
2023-10-30 18:37     ` Taylor Blau [this message]
2023-10-31  8:10       ` Patrick Steinhardt
2023-10-30 18:55     ` Taylor Blau
2023-10-31  8:10       ` Patrick Steinhardt
2023-10-26  9:56   ` [PATCH v2 06/12] builtin/show-ref: stop using global variable to count matches Patrick Steinhardt
2023-10-30 19:14     ` Taylor Blau
2023-10-26  9:56   ` [PATCH v2 07/12] builtin/show-ref: stop using global vars for `show_one()` Patrick Steinhardt
2023-10-26  9:56   ` [PATCH v2 08/12] builtin/show-ref: refactor options for patterns subcommand Patrick Steinhardt
2023-10-26  9:56   ` [PATCH v2 09/12] builtin/show-ref: ensure mutual exclusiveness of subcommands Patrick Steinhardt
2023-10-30 19:31     ` Taylor Blau
2023-10-31  8:10       ` Patrick Steinhardt
2023-10-26  9:57   ` [PATCH v2 10/12] builtin/show-ref: explicitly spell out different modes in synopsis Patrick Steinhardt
2023-10-26  9:57   ` [PATCH v2 11/12] builtin/show-ref: add new mode to check for reference existence Patrick Steinhardt
2023-10-26  9:57   ` [PATCH v2 12/12] t: use git-show-ref(1) to check for ref existence Patrick Steinhardt
2023-10-30 19:32   ` [PATCH v2 00/12] show-ref: introduce mode " Taylor Blau
2023-10-31  2:26     ` Junio C Hamano
2023-10-31  8:16 ` [PATCH v3 00/12] builtin/show-ref: " Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 01/12] builtin/show-ref: convert pattern to a local variable Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 02/12] builtin/show-ref: split up different subcommands Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 03/12] builtin/show-ref: fix leaking string buffer Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 04/12] builtin/show-ref: fix dead code when passing patterns Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 05/12] builtin/show-ref: refactor `--exclude-existing` options Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 06/12] builtin/show-ref: stop using global variable to count matches Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 07/12] builtin/show-ref: stop using global vars for `show_one()` Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 08/12] builtin/show-ref: refactor options for patterns subcommand Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 09/12] builtin/show-ref: ensure mutual exclusiveness of subcommands Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 10/12] builtin/show-ref: explicitly spell out different modes in synopsis Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 11/12] builtin/show-ref: add new mode to check for reference existence Patrick Steinhardt
2023-10-31  8:16   ` [PATCH v3 12/12] t: use git-show-ref(1) to check for ref existence Patrick Steinhardt
2023-10-31 19:06   ` [PATCH v3 00/12] builtin/show-ref: introduce mode " Taylor Blau

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