Another update from ingydotnet^djgoku

Task/Add-a-variable-to-a-class-instance-at-runtime/Elena/add-a-variable-to-a-class-instance-at-runtime.elena

@@ -1,8 +1,8 @@
 #define system.
+#define extensions.
 
-#class Extender
+#class Extender :: BaseExtender
 {
-    #field theObject.
     #field theField.
 
     #constructor new : anObject
@@ -16,20 +16,18 @@
     [
         theField := aValue.
     ]
-
-    #method => theObject.
 }
 
 #symbol program =
 [
     #var anObject := 234.
 
-    // adding a field
+    // extending an object with a field
     anObject := Extender new:anObject.
 
     anObject set &foo:"bar".
 
-    console << anObject << ".foo=" << anObject foo.
+    console writeLine:anObject:".foo=":(anObject foo).
 
     console readChar.
 ].