use Moose::Util ();
use Moose::Util::TypeConstraints ();
-use base 'Class::MOP::Attribute';
-
-# options which are not directly used
-# but we store them for metadata purposes
-__PACKAGE__->meta->add_attribute('isa' => (reader => '_isa_metadata'));
-__PACKAGE__->meta->add_attribute('does' => (reader => '_does_metadata'));
-__PACKAGE__->meta->add_attribute('is' => (reader => '_is_metadata'));
-
-# these are actual options for the attrs
-__PACKAGE__->meta->add_attribute('required' => (reader => 'is_required' ));
-__PACKAGE__->meta->add_attribute('lazy' => (reader => 'is_lazy' ));
-__PACKAGE__->meta->add_attribute('lazy_build' => (reader => 'is_lazy_build' ));
-__PACKAGE__->meta->add_attribute('coerce' => (reader => 'should_coerce' ));
-__PACKAGE__->meta->add_attribute('weak_ref' => (reader => 'is_weak_ref' ));
-__PACKAGE__->meta->add_attribute('auto_deref' => (reader => 'should_auto_deref'));
-__PACKAGE__->meta->add_attribute('type_constraint' => (
- reader => 'type_constraint',
- predicate => 'has_type_constraint',
-));
-__PACKAGE__->meta->add_attribute('trigger' => (
- reader => 'trigger',
- predicate => 'has_trigger',
-));
-__PACKAGE__->meta->add_attribute('handles' => (
- reader => 'handles',
- writer => '_set_handles',
- predicate => 'has_handles',
-));
-__PACKAGE__->meta->add_attribute('documentation' => (
- reader => 'documentation',
- predicate => 'has_documentation',
-));
+use base 'Class::MOP::Attribute', 'Moose::Meta::Mixin::AttributeCore';
+
__PACKAGE__->meta->add_attribute('traits' => (
reader => 'applied_traits',
predicate => 'has_applied_traits',