From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 01 Oct 2020 17:02:59 GMT
Subject: Re: [PATCH 0/2] diff: add -I<regex> that ignores matching changes
Message-ID: <xmqq8scpdgl8.fsf@gitster.c.googlers.com>
In-Reply-To: <20201001120606.25773-1-michal@isc.org>

Michał Kępień <michal@isc.org> writes:

> This patch series adds a new diff option that enables ignoring changes
> whose all lines (changed, removed, and added) match a given regular
> expression.  This is similar to the -I option in standalone diff
> utilities and can be used e.g. to look for unrelated changes in commits
> containing a large number of automatically applied modifications (e.g. a
> tree-wide string replacement).  The difference between -G/-S and the new
> -I option is that the latter filters output on a per-change basis.

I am uncomfortably excited to see a change to quite a low-level code
of the diff machinery.  It does not happen every day ;-)