From mboxrd@z Thu Jan  1 00:00:00 1970
From: Duy Nguyen <pclouds@gmail.com>
Subject: Re: [PATCH v2 13/23] worktree: introduce "add" command
Date: Sat, 4 Jul 2015 09:53:38 +0700
Message-ID: <CACsJy8A2eB2-t4t4oxvWiTnEFr7jJxcVBnn+zHq4uNNTk3sypg@mail.gmail.com>
References: <1435969052-540-1-git-send-email-sunshine@sunshineco.com> <1435969052-540-14-git-send-email-sunshine@sunshineco.com>
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Cc: Git Mailing List <git@vger.kernel.org>,
	Junio C Hamano <gitster@pobox.com>,
	Mark Levedahl <mlevedahl@gmail.com>,
	Mikael Magnusson <mikachu@gmail.com>
To: Eric Sunshine <sunshine@sunshineco.com>
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On Sat, Jul 4, 2015 at 7:17 AM, Eric Sunshine <sunshine@sunshineco.com> wrote:
>  COMMANDS
>  --------
> +add <path> <branch>::
> +
> +Check out `<branch>` into a separate working directory, `<path>`, creating
> +`<path>` if necessary. The new working directory is linked to the current
> +repository, sharing everything except working directory specific files
> +such as HEAD, index, etc. If `<path>` already exists, it must be empty.

Side note, "must be empty" is an implementation limitation. I think
the two-way merge employed by git-checkout can deal with dirty <path>
and only perform the checkout if there is no data loss. But we can
leave this for later.
-- 
Duy