protected internal override void TraverseCatch(Catch @catch)
 {
     Traverse(@catch.Filter);
     @catch.ForEach(Traverse);
     Types.Add(@catch, null);
 }
 protected internal override void TraverseCatch(Catch @catch)
 {
     Traverse(@catch.Filter);
     @catch.ForEach(Traverse);
     Types.Add(@catch, null);
 }