From mboxrd@z Thu Jan  1 00:00:00 1970
From: Felipe Contreras <felipe.contreras@gmail.com>
Subject: Re: [PATCH] Add new @ shortcut for HEAD
Date: Tue, 30 Apr 2013 13:20:51 -0500
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Cc: Junio C Hamano <gitster@pobox.com>, Duy Nguyen <pclouds@gmail.com>,
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To: Ramkumar Ramachandra <artagnon@gmail.com>
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On Tue, Apr 30, 2013 at 12:40 PM, Ramkumar Ramachandra
<artagnon@gmail.com> wrote:
> Junio C Hamano wrote:
>> If you accept only "@" but not "master@", that behaviour needs a
>> wrong world model to understand and justify (one of which is "@ is a
>> synonym for HEAD").  If your rule is "In $anything@{$n}, you can
>> drop {$n} when $n==0", then HEAD@{0} becomes HEAD@ and master@{0}
>> becomes master@, and @{0} becomes @ naturally.
>
> Besides, you're going in the wrong direction this time.  You are
> trying to fit an explanation to something that is useless.  How is
> master@ useful?

It's not. The same way master^0^0~4 is not useful, yet it's works;
it's a logical result from the syntax.

-- 
Felipe Contreras