This seems too easy to be right, but I thought I would throw it out here for my edification if not dragonchild's. How about 

package D;

sub new { Singleton::new( @_ ) };

sub make_attr_subs { ReadOnly::make_attr_subs( @_ ) };

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How does this miss the mark in providing the D behavior you wish?

David

In reply to Re: Decorator(?) classes and inheritance by TravelByRoad
in thread Decorator(?) classes and inheritance by dragonchild

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