adds variable, something compliles , but...

lib/ast/basic_expressions.rb

@@ -23,6 +23,11 @@ module Ast
     def initialize name
       @name = name
     end
+    def compile context
+      variable = Vm::Variable.new(@name)
+      context.locals[@name] = variable
+      variable
+    end
     def inspect
       self.class.name + ".new(" + name + ")"
     end

lib/ast/function_expression.rb

@@ -14,11 +14,15 @@ module Ast
     end
     
     def compile context
-      args = params.collect{|p| Vm::Value.type p.name }
-      function = Vm::Function.new(name ,args )
-      context.program.add_function function
       parent_locals = context.locals
       context.locals = {}
+      args = []
+      params.each do |param|
+        args << param.compile(context) # making the argument a local
+      end
+#      args = params.collect{|p| Vm::Value.type p.name }
+      function = Vm::Function.new(name ,args )
+      context.program.add_function function
       block.each do |b|
         compiled = b.compile context
         if compiled.is_a? Vm::Block

lib/ast/operator_expressions.rb

@@ -35,8 +35,10 @@ module Ast
     end
     
     def compile context
-      var = @assigned.compile(context)
-      context.locals[@assignee] = var 
+      value = @assigned.compile(context)
+      variable = Vm::Variable.new @assignee , :r0 , value
+      context.locals[@assignee] = variable
+      variable
     end
 
     def attributes