package Moose::Exception::AttachToClassNeedsAClassMOPClassInstanceOrASubclass; our $VERSION = '2.2010'; use Moose; extends 'Moose::Exception'; with 'Moose::Exception::Role::Attribute'; has 'class' => ( is => 'ro', isa => 'Any', required => 1 ); sub _build_message { "You must pass a Class::MOP::Class instance (or a subclass)"; } __PACKAGE__->meta->make_immutable; 1;