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From: Denton Liu <liu.denton@gmail.com>
To: Junio C Hamano <gitster@pobox.com>
Cc: git@vger.kernel.org, "Paul Tan" <pyokagan@gmail.com>,
	"Nguyễn Thái Ngọc Duy" <pclouds@gmail.com>,
	"Jeff King" <peff@peff.net>
Subject: Re: [BUG] incorrect line numbers reported in git am
Date: Wed, 2 Oct 2019 13:16:59 -0700	[thread overview]
Message-ID: <20191002201659.GB24697@generichostname> (raw)
In-Reply-To: <xmqq8sq2ewzh.fsf@gitster-ct.c.googlers.com>

On Thu, Oct 03, 2019 at 05:03:14AM +0900, Junio C Hamano wrote:
> Denton Liu <liu.denton@gmail.com> writes:
> 
> > which is in the middle of the log message. I expect the line to be
> > reported as something in the range of 198-203,...
> 
> That comes from not knowing who is complaining and what it is
> reading.  In this case, "git apply" issues a warning because it is
> fed .git/rebase-apply/patch file, which is the output of mailinfo
> that parses header & log message out, leaves the message in a
> separate 'msg' file in the same directory and stores the rest in
> that 'patch' file.  And it is line 87 that has problems.

In this case, I would still regard this as a bug since users would
expect the line 87 to refer to their input file. I think most users
don't even realise that a .git/rebase-apply/patch file exists. (I
certainly didn't.)

In fact, running `git am --show-current-patch` shows the whole mail, not
only the 'patch' file so users would have no reason to expect the line
numbers to refer to the 'patch' file.

I think it would make sense to pass the number of lines skipped by
mailinfo to the apply step so that more accurate line numbers can be
reported to users.

  reply	other threads:[~2019-10-02 20:17 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-02 18:45 [BUG] incorrect line numbers reported in git am Denton Liu
2019-10-02 19:44 ` Junio C Hamano
2019-10-02 20:08   ` Denton Liu
2019-10-02 20:03 ` Junio C Hamano
2019-10-02 20:16   ` Denton Liu [this message]
2019-10-03  0:52     ` Junio C Hamano
2019-10-03  6:17       ` Duy Nguyen
2019-10-03 22:56         ` Junio C Hamano
2019-10-04 21:59 ` [PATCH] apply: tell user location of corrupted patch file Denton Liu
2019-10-05  8:33   ` Junio C Hamano
2019-10-05 22:44     ` Junio C Hamano
2019-10-05 22:51     ` Junio C Hamano

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