fixed relation of values and types that had got watered in the virtual move

lib/virtual/type.rb

@@ -0,0 +1,42 @@
+require_relative "value"
+
+module Virtual
+  # Integer and (Object) References are the main derived classes, but float will come and ...
+  # The Mystery Type has unknown type and has only casting methods. So it must be cast to be useful.
+  class Type
+  end
+  
+  class Integer < Type
+
+    def initialize
+    end
+
+  end
+  
+  class Reference < Type
+
+    def initialize clazz = nil
+      @clazz = clazz
+    end
+    attr_accessor :clazz
+
+    def at_index block , left , right
+      block.ldr( self , left , right )
+      self
+    end
+  end
+  
+  class SelfReference < Reference
+  end
+
+  class Mystery < Type
+    def initialize 
+    end
+
+    def as type
+      type.new
+    end
+
+  end
+
+end