From: Junio C Hamano <gitster@pobox.com>
To: "Ævar Arnfjörð Bjarmason" <avarab@gmail.com>
Cc: git@vger.kernel.org, "H . Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH 1/2] cat-file doc: document that -e will return some output
Date: Wed, 10 Jan 2018 13:38:51 -0800 [thread overview]
Message-ID: <xmqqtvvtz95g.fsf@gitster.mtv.corp.google.com> (raw)
In-Reply-To: <20180110125554.12582-2-avarab@gmail.com> ("Ævar Arnfjörð Bjarmason"'s message of "Wed, 10 Jan 2018 12:55:53 +0000")
Ævar Arnfjörð Bjarmason <avarab@gmail.com> writes:
> The -e option added in 7950571ad7 ("A few more options for
> git-cat-file", 2005-12-03) has always errored out with message on
> stderr saying that the provided object is malformed, currently:
>
> $ git cat-file -e malformed; echo $?
> fatal: Not a valid object name malformed
> 128
>
> A careful reader of this documentation would be mislead into thinking
> the could write:
>
> if ! git cat-file -e "$object" [...]
It is arguable if such a reader is careful or careless. I'd rather drop
s/careful // there ;-)
> As opposed to:
>
> if ! git cat-file -e "$object" 2>/dev/null [...]
>
> To check whether some arbitrary $object string was both valid, and
> pointed to an object that exists.
>
> Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
> ---
> Documentation/git-cat-file.txt | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
next prev parent reply other threads:[~2018-01-10 21:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-10 12:55 [PATCH 0/2] the cat-file -e option doesn't work as documented Ævar Arnfjörð Bjarmason
2018-01-10 12:55 ` [PATCH 1/2] cat-file doc: document that -e will return some output Ævar Arnfjörð Bjarmason
2018-01-10 21:38 ` Junio C Hamano [this message]
2018-01-10 22:09 ` Junio C Hamano
2018-01-10 12:55 ` [PATCH 2/2] cat-file: -e should not emit output on stderr Ævar Arnfjörð Bjarmason
2018-01-10 20:43 ` [PATCH 0/2] the cat-file -e option doesn't work as documented Junio C Hamano
2018-01-10 20:50 ` Junio C Hamano
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