Using '..' to refer to parent revision

[Julian Cowley]

On Mon, 12 May 2008, Adrian Buehlmann wrote:
> On 12.05.2008 00:00, Julian Cowley wrote:
>> I was just thinking that having a '..' would be really useful (assuming
>> there's only one parent).  Then one could do something like:
>>
>> hg diff -r ..
>> hg up ..
>>
>> Perhaps there is another way to do this?
>
> http://www.selenic.com/mercurial/wiki/index.cgi/ParentrevspecExtension

Excellent, that's what I was looking for.  The syntax is a little odd in 
my opinion, but it does work.  The examples above become:

hg diff -r .^
hg up .^

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