package Contained;
use Moo;
has a => ( is => 'ro', default => sub { 'a' } );
has b => ( is => 'ro', default => sub { 'b' } );
1;
package Contained;
use Moo;
has a => ( is => 'ro', default => sub { 'a' } );
has b => ( is => 'ro', default => sub { 'b' } );
1;