Re: Draft RFC: my Dog $spot is just an assertion

[email protected] (Damian Conway) Wed, 13 Sep 2000 12:09:22 +1100 (EST)

Newsgroups	perl.perl6.language.objects
Message-ID	<[email protected]>

Piers wrote:

   > The behaviour of the <my Dog $spot> syntax should simply be an
   > assertion of the invariant: 
   > 
   >    (!defined($spot) || (ref($spot) $spot->isa('Dog)))

        (!defined($spot) || (ref($spot) && $spot->isa('Dog')))


Otherwise, AMEN!

Damian