From: ara.t.howard@...
Date: 2007-02-06T05:23:49+09:00
Subject: [RCR] Module#nesting (NOT the class method - instance method)



   harp:~ > cat a.rb
   class Module
     def nesting
       parent, child = nil
       name.split('::').inject(Object){|parent, child| parent.const_get child}
       Object == parent ? nil : parent
     end
   end

   class A
     class B
       class C
         class D
         end
       end
     end
   end

   p  A.nesting
   p  A::B.nesting
   p  A::B::C.nesting
   p  A::B::C::D.nesting


   harp:~ > ruby a.rb
   nil
   A
   A::B
   A::B::C

-a
-- 
we can deny everything, except that we have the possibility of being better.
simply reflect on that.
- the dalai lama