Ramkumar Ramachandra <artagnon@xxxxxxxxx> writes:
> Felipe Contreras wrote:
>> Why would HEAD^0^0~4 work? Because the syntax is recursive.
>
> That's because you can compose with ^ and ^, while you can't with @
> and @. Does @{0}@{0} resolve?
@{-1}@{0} does. That means @{0} is a revision and not a ref, but @{-1}
is.
'"@" given alone' has to be a ref if we want @@{5.minutes.ago} to
resolve.
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