Index: TODO
===================================================================
diff -u -r3941350942ade409f62db24c3c7f373bbad64032 -rf769aa3bf33311a58e91f5041130d34daf840e7c
--- TODO	(.../TODO)	(revision 3941350942ade409f62db24c3c7f373bbad64032)
+++ TODO	(.../TODO)	(revision f769aa3bf33311a58e91f5041130d34daf840e7c)
@@ -5837,12 +5837,14 @@
 
 - Added Rosetta example: https://rosettacode.org/wiki/Tokenize_a_string_with_escaping
 
+- Added Rosetta example: https://rosettacode.org/wiki/Tree_traversal
+
 ========================================================================
 TODO:
 
 - Should we add exists to the Variableslot-Interface, to surface ::nsf::var::exists.
 
-+  ::nx::VariableSlot public method value=exists {obj prop -nocomplain:switch} {
++  ::nx::VariableSlot public method value=exists {obj prop} {
 +    ::nsf::var::exists $obj $prop
 +  }
 
@@ -5860,7 +5862,6 @@
   https://rosettacode.org/wiki/Polymorphic_copy#Tcl
 
   (more substantial)
-  https://rosettacode.org/wiki/Tree_traversal
   https://rosettacode.org/wiki/Active_object
 
   ? https://rosettacode.org/wiki/Window_creation/X11