package test::MyProject::Config::MyDiamond; use strict; use warnings; use Class::Registry; Class::Registry->set(my_diamond => 'test::MyProject::MyDiamond'); Class::Registry->set(my_diamond_child1 => 'test::MyProject::MyDiamond::Child1'); Class::Registry->set(my_diamond_child2 => 'test::MyProject::MyDiamond::Child2'); 1;