Really? I think you need to look at http://search.cpan.org/perldoc?MooseX::Declare http://search.cpan.org/perldoc?MooseX::Declare - perl5 the core language is

Really? I think you need to look at http://search.cpan.org/perldoc?MooseX::Declare http://search.cpan.org/perldoc?MooseX::Declare - perl5 the core language is flexible enough that you can extend the language up towards the problem from perl-space pretty well. It's one of the things I learned to love in lisp.