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From: Duy Nguyen <pclouds@gmail.com>
To: "Ævar Arnfjörð Bjarmason" <avarab@gmail.com>
Cc: Bryan Turner <bturner@atlassian.com>,
	Junio C Hamano <gitster@pobox.com>,
	Git Users <git@vger.kernel.org>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	git-packagers@googlegroups.com
Subject: Re: [ANNOUNCE] Git v2.22.0-rc1
Date: Tue, 21 May 2019 15:31:52 +0700	[thread overview]
Message-ID: <CACsJy8AdhQH25NeDKKdSBctXcU=oyGcJ05XaNryj22GUQH5Btw@mail.gmail.com> (raw)
In-Reply-To: <87ef4svk1k.fsf@evledraar.gmail.com>

On Tue, May 21, 2019 at 5:27 AM Ævar Arnfjörð Bjarmason
<avarab@gmail.com> wrote:
>
>
> On Mon, May 20 2019, Bryan Turner wrote:
>
> > On Sun, May 19, 2019 at 10:00 AM Junio C Hamano <gitster@pobox.com> wrote:
> >>
> >>  * The diff machinery, one of the oldest parts of the system, which
> >>    long predates the parse-options API, uses fairly long and complex
> >>    handcrafted option parser.  This is being rewritten to use the
> >>    parse-options API.
> >
> > It looks like with these changes it's no longer possible to use "-U"
> > (or, I'd assume, "--unified") without adding an explicit number for
> > context lines.
> >
> > ...
>
> I don't know if argument-less -U was ever intended, but I think in light
> of what you're saying we should consider it a regression to fix before
> 2.22.0 is out. CC-ing Duy who wrote d473e2e0e8 ("diff.c: convert
> -U|--unified", 2019-01-27).

There should be no behavior change in this series. Period. I'm pretty
sure I misread the old opt_arg() code and this is the result.
--inter-hunk-context is also affected. I'm working on it.

> The bug there is that the old opt_arg() code would be torelant to empty
> values. I noticed a similar change the other day with the --abbrev
> option, but didn't think it was worth noting. Maybe it's a more general
> problem, in both cases we had a blindspot in our tests.

Hmm.. this one is different (at least it does not use opt_arg()). But
I'll double check.
-- 
Duy

  reply	other threads:[~2019-05-21  8:32 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-19  9:04 Junio C Hamano
2019-05-19 20:30 ` Johannes Schindelin
2019-05-20 19:06 ` Bryan Turner
2019-05-20 22:27   ` Ævar Arnfjörð Bjarmason
2019-05-21  8:31     ` Duy Nguyen [this message]
2019-05-21 10:22       ` Duy Nguyen
2019-05-21 11:24         ` Ævar Arnfjörð Bjarmason
2019-05-21 11:46           ` Duy Nguyen
2019-05-23 15:04 ` New diff test failures on s390x architecture (was: [ANNOUNCE] Git v2.22.0-rc1) Todd Zullinger
2019-05-23 19:14   ` Todd Zullinger
2019-05-23 20:30     ` Duy Nguyen
2019-05-23 21:06       ` Todd Zullinger

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