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From:   Junio C Hamano <gitster@pobox.com>
To:     Jeff King <peff@peff.net>
Cc:     Johannes Postler <johannes.postler@txture.io>, git@vger.kernel.org
Subject: Re: [PATCH 3/3] format-patch: support --output option
References: <20201104132428.GA2491189@coredump.intra.peff.net>
        <20201104132907.GC3030146@coredump.intra.peff.net>
Date:   Wed, 04 Nov 2020 10:00:43 -0800
In-Reply-To: <20201104132907.GC3030146@coredump.intra.peff.net> (Jeff King's
        message of "Wed, 4 Nov 2020 08:29:07 -0500")
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Jeff King <peff@peff.net> writes:

> +test_expect_success 'format-patch --output' '
> +	rm -fr outfile &&
> +	git format-patch -3 --stdout HEAD >expect &&
> +	git format-patch -3 --output=outfile HEAD &&
> +	test_cmp expect outfile
> +'
> +
> +test_expect_success 'format-patch --cover-letter --output' '
> +	rm -fr outfile &&
> +	git format-patch --cover-letter -3 --stdout HEAD >expect &&
> +	git format-patch --cover-letter -3 --output=outfile HEAD &&
> +	test_cmp expect outfile
> +'

It is pleasing to see an obvious and clear demonstration that
"--output=X" is equivalent to "--stdout >X".