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  1. #include <iostream>
  2.  
  3. struct None
  4. {
  5. };
  6.  
  7. template<int val, class link>
  8. struct TNode
  9. {
  10.   enum { value = val };
  11.   typedef link next; 
  12. };
  13.  
  14. enum
  15. {
  16.   Car,
  17.   Boat,
  18.   Heli,
  19.   Plane
  20. };
  21.  
  22. typedef TNode<Car, TNode<Boat, TNode<Heli, TNode<Plane, None> > > > Vechicles;
  23.  
  24. void RegisterVechicle(int i)
  25. {
  26.   std::cout<< "registered: " << i << std::endl;
  27. }
  28.  
  29. template<typename T>
  30. struct Register
  31. {
  32.   static inline void Do()
  33.   {
  34.     RegisterVechicle(T::value);
  35.     Register<typename T::next>::Do();
  36.   }
  37. };
  38.  
  39. template<>
  40. struct Register<None>
  41. {
  42.   static inline void Do()
  43.   {
  44.   }
  45. };
  46.  
  47. int main()
  48. {
  49.   Register<Vechicles>::Do();
  50.   return 0;
  51. }
Success #stdin #stdout 0.02s 2680KB
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stdin
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Standard input is empty
stdout
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registered: 0
registered: 1
registered: 2
registered: 3
https://ideone.com/ZYrFw
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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