rename phisol to soml

lib/soml/compiler/name_expression.rb

@@ -0,0 +1,34 @@
+module Soml
+  Compiler.class_eval do
+
+      #    attr_reader  :name
+      # compiling name needs to check if it's a variable and if so resolve it
+      # otherwise it's a method without args and a send is issued.
+      # whichever way this goes the result is stored in the return slot (as all compiles)
+      def on_name statement
+        name = statement.to_a.first
+        if( name == :self)
+          ret = use_reg @clazz.name
+          add_code Register.get_slot(statement , :message , :receiver , ret )
+          return ret
+        end
+        # either an argument, so it's stored in message
+        if( index = @method.has_arg(name))
+          ret = use_reg @method.arguments[index].type
+          add_code Register.get_slot(statement , :message , index + Parfait::Message.offset , ret )
+          return ret
+        else # or a local so it is in the frame
+          index = @method.has_local( name )
+          if(index)
+            frame = use_reg :Frame
+            add_code Register.get_slot(statement , :message , :frame , frame )
+            ret = use_reg @method.locals[index].type
+            add_code Register.get_slot(statement , frame , index + Parfait::Frame.offset , ret )
+            return ret
+          end
+        end
+        raise "must define variable #{name} before using it"
+      end
+
+  end #module
+end