basic send

lib/parfait/message.rb

@@ -0,0 +1,24 @@
+# this is not a "normal" ruby file, ie it is not required by salama
+# instead it is parsed by salama to define part of the program that runs
+
+class Message
+  def send
+    # Find the method for the given object (receiver) according to ruby dispatch rules:
+      # - see if the receiver object has a (singleton) method by the name
+      # - get receivers class and look for instance methods of the name
+      # - go up inheritance tree
+      # - start over with method_missing instead
+      #    -> guaranteed to end at object.method_missing 
+    method = @receiver.get_singeton_method @method_name
+    unless method
+      cl = @receiver.layout.object_class
+      method = cl.get_instance_or_super_method @method_name
+    end
+    unless method
+      message = Message.new( @receiver , :method_missing , [@method_name] + @args)
+      message.send
+    else
+      method.call
+    end
+  end
+end