From: Tian Yuchen <cat@malon.dev>
To: Junio C Hamano <gitster@pobox.com>
Cc: Git <git@vger.kernel.org>
Subject: Re: [Question] check_repository_format_gently() is not side-effect-free
Date: Fri, 20 Mar 2026 08:24:09 +0800 [thread overview]
Message-ID: <00d622d4-cfb8-41ff-b2df-5fb58a492a75@malon.dev> (raw)
In-Reply-To: <xmqqfr5vlmlu.fsf@gitster.g>
On 3/20/26 02:07, Junio C Hamano wrote:
> The verb "check" does not imply side-effect-free. By checking, each
> of these functions tries to achieve something, and the way the
> result of their work is conveyed back to the caller may not
> necessarily be only by their return values.
>
> The adverb "gently" in this codebase typically means "the variant
> without gently signals problems by dying. Instead of dying, return
> to the caller with error code, so that the caller can decide to
> die".
Ah, I see. I guess I took it too literally. Thank you for clarification!
Setting the semantics aside, the problem remains: I still think the
setup method here isn't quite right. It creates a bottleneck for
eventually handling multiple repositories in the same process without
data races.
Do you think this is worth a patch?
Thanks,
Yuchen
next prev parent reply other threads:[~2026-03-20 0:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-19 17:45 [Question] check_repository_format_gently() is not side-effect-free Tian Yuchen
2026-03-19 18:07 ` Junio C Hamano
2026-03-20 0:24 ` Tian Yuchen [this message]
2026-03-20 6:07 ` Patrick Steinhardt
2026-03-20 15:56 ` Junio C Hamano
2026-03-20 16:26 ` Tian Yuchen
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