Documentation for method return, assembled from the following types:
return will stop execution of a subroutine or method, run all relevant phasers and provide invocant as a return value to the caller. If a return type constraint is provided it will be checked unless the return value is
Nil. A control exception is raised and can be caught with CONTROL.
sub f ;dd f(); # OUTPUT: «any(1, 2, 3)␤»