On Sep 23, 2008, at 11:21 , Charles Oliver Nutter wrote:

> But each_object(Class) walks all classes, when most cases want a  
> specific subset of classes (like test/unit looking for TestCase  
> subclasses). So it seems like Class#subclasses is a needed feature.


as a minor tangent, miniunit went into 1.9 today and is already in  
rubinius. It doesn't require each_object.