docs clean

docs/readme.md

@@ -71,8 +71,7 @@ needs to have more that 2 whitespaces for change indent (Off-side rule) for next
 todo add examples
 
 
-## 2.3 Pattern Matching that transforms into ```if .. else if .. else ..```
-todo think - there are ```case``` in dlang already (maybe use ```case .. of``` ?):  
+## 2.3 Pattern Matching that transforms into ```if .. else if .. else ..``` or ```switch .. case```
 https://dlang.org/spec/statement.html#SwitchStatement  
 https://dlang.org/spec/statement.html#case-range  
 https://tour.dlang.org/tour/uk/basics/controlling-flow