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From: Junio C Hamano <gitster@pobox.com>
To: Sebastian Thiel <sebastian.thiel@icloud.com>
Cc: Elijah Newren <newren@gmail.com>,  Elijah Newren via GitGitGadget
 <gitgitgadget@gmail.com>,  git@vger.kernel.org,  Josh Triplett
 <josh@joshtriplett.org>,  Phillip Wood <phillip.wood123@gmail.com>
Subject: Re: [PATCH] precious-files.txt: new document proposing new precious
 file type
In-Reply-To: <4421D442-1BB2-4C89-834F-9E70F4CF360B@icloud.com> (Sebastian
	Thiel's message of "Fri, 19 Jan 2024 08:51:26 +0100")
References: <pull.1627.git.1703643931314.gitgitgadget@gmail.com>
	<xmqq8r5gfc3j.fsf@gitster.g>
	<CABPp-BGSTYDUR1oYYXkCSh-1i2zwxBM=-gnoe-ezNbtPi5CV2A@mail.gmail.com>
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Date: Fri, 19 Jan 2024 10:45:50 -0800
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Sebastian Thiel <sebastian.thiel@icloud.com> writes:

> I am glad I can pull my initial proposition of 'having both syntaxes' off
> the table to side with this version - it's gorgeous.
>
> It's easy to forget that the search-order when matching ignore patterns
> is back to front, which makes this 'trick' work.

The true gem is not the search-order, though.  It is the "last one
wins" rule.  Back to front search is merely an implementation detail
to optimize the search so that we can stop at the first hit ;-)

> If the insights gained with the last couple of emails would see their digest
> in the user-facing documentation, I think precious files wouldn't only become
> usable but would also allow projects to make the their choice during
> the transition period during which some users will inevitably access the repository
> with a Git that doesn't know about precious files yet.

OK.