Luke Palmer wrote:
Not that that couldn't be done with a closure anyway...
{ my Class %valClasses;
sub Val($N) returns Class { my Class $rclass = %valClasses{$N} //= class { multi *isa ($obj, $rclass $class) { $obj ~~ $N } } } }
multi factorial (Int & Val(0) $g) { 1 }
I don't think so. I seriously doubt you can put a run-time-evaluated sub call in a type specification <visions of Dan fainting in horror> ;-)
A C<macro> might do the trick though.
Hey, I'm perfectly happy to delegate the entirety of sub dispatch to someone else's code. That's fine with me. ;-P
--
Dan
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Dan Sugalski even samurai
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