adding the blocks to virtual machine and store instructions in array not list

lib/ast/basic_expressions.rb

@@ -95,7 +95,7 @@ module Ast
 
   class VariableExpression < NameExpression
     def compile method , message
-      method.add Virtual::ObjectGet.new(name)
+      method.add_code Virtual::ObjectGet.new(name)
       Virtual::Return.new( Virtual::Mystery.new )
     end
   end

lib/ast/function_expression.rb

@@ -37,7 +37,7 @@ module Ast
       end
 
       function = Virtual::Function.new(name , me , args )
-      clazz.add_function function 
+      clazz.add_code_function function 
 
       parent_locals = context.locals
       parent_function = context.function

lib/ast/if_expression.rb

@@ -6,21 +6,21 @@ module Ast
       #      is.is_false(frame,method)
       # TODO should/will use different branches for different conditions. 
       branch = Virtual::ImplicitBranch.new "if_merge"
-      method.add branch
+      method.add_code branch
       last = is
       if_true.each do |part|
         last = part.compile(method,message )
         raise part.inspect if last.nil?
       end
       merge = Virtual::Label.new(branch.name)
-      method.add merge
+      method.add_code merge
       branch.swap
       method.current = branch
       if_false.each do |part|
         last = part.compile(method,message )
         raise part.inspect if last.nil?
       end
-      method.add merge
+      method.add_code merge
       branch.swap
       method.current = merge
       #TODO should return the union of the true and false types

lib/ast/while_expression.rb

@@ -3,12 +3,12 @@ module Ast
 #    attr_reader  :condition, :body
     def compile method , message
       start = Virtual::Label.new("while_start")
-      method.add start
+      method.add_code start
       is = condition.compile(method,message)
       branch = Virtual::ImplicitBranch.new "while"
       merge = Virtual::Label.new(branch.name)
       branch.other = merge   #false jumps to end of while
-      method.add branch
+      method.add_code branch
       last = is
       body.each do |part|
         last = part.compile(method,message )