fixes the tests after fixing hierarchy

lib/ast/basic_expressions.rb

@@ -34,7 +34,7 @@ module Ast
     # otherwise it's a method without args and a send is ussued.
     # this makes the namespace static, ie when eval and co are implemented method needs recompilation
     def compile frame , method
-      return Virtual::SelfReference.new() if name == :self
+      return Virtual::Self.new( Virtual::Mystery.new ) if name == :self
       if method.has_var(name)
         frame.compile_get(method , name )
       else
@@ -75,6 +75,7 @@ module Ast
   class VariableExpression < NameExpression
     def compile frame ,method
       method.add Virtual::ObjectGet.new(name)
+      Virtual::Return.new( Virtual::Mystery.new )
     end
   end
 end

lib/ast/call_site_expression.rb

@@ -6,7 +6,7 @@ module Ast
     @@counter = 0
     def compile frame , method
       with = args.collect{|a| a.compile(frame , method)}
-      frame.compile_send( method , @name , with )
+      frame.compile_send( method , name , with )
     end
 
     def scratch

lib/ast/operator_expressions.rb

@@ -2,12 +2,10 @@ module Ast
   class OperatorExpression < Expression
 #    attr_reader  :operator, :left, :right
     def compile frame , method
-      tmp = method.get_tmp
-      ass = AssignmentExpression.new( tmp , left )
-      l = ass.compile(frame , method)
-      call = CallSiteExpression.new( operator , [right] , l)
+      call = CallSiteExpression.new( operator , [right] , left )
       call.compile(frame , method)
     end
+
     def scratch
       into = context.function
       puts "compiling operator #{to_s}"