fix all tests again

lib/virtual/compiler/basic_expressions.rb

@@ -73,7 +73,7 @@ module Virtual
       def self.compile_string expression , method
         value = StringConstant.new(expression.string)
         to = Return.new(Reference , value)
-        Space.space.add_object value
+        Machine.instance.space.add_object value
         method.add_code Set.new( to , value )
         to
       end

lib/virtual/compiler/function_expression.rb

@@ -8,8 +8,8 @@ module Virtual
       end
       r = expression.receiver ? Compiler.compile(expression.receiver, method ) : Self.new()
       new_method = CompiledMethod.new(expression.name , args , r )
-      new_method.class_name = r.is_a?(BootClass) ? r.name : method.class_name
-      clazz = Space.space.get_or_create_class(new_method.class_name)
+      new_method.class_name = r.is_a?(Parfait::Class) ? r.name : method.class_name
+      clazz = Machine.instance.space.get_or_create_class(new_method.class_name)
       clazz.add_instance_method new_method
 
       #frame = frame.new_frame