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  1. #include <utility>
  2.  
  3. namespace implementation {
  4.   template<typename F>
  5.   struct Alias {
  6.     F f;
  7.     template<typename... Args>
  8.     auto operator()(Args && ...args) {
  9.       return f(std::forward<Args>(args)...);
  10.     }
  11.   };
  12. }
  13.  
  14. template<typename F>
  15. auto MakeAlias(F f) {
  16.   return implementation::Alias<F>{f};
  17. }
  18.  
  19. void foo(int) {}
  20. int bar() {return 42;}
  21.  
  22. auto boo = MakeAlias(foo);
  23. auto baz = MakeAlias(bar);
  24.  
  25. int main() {
  26.   boo(21);
  27.   baz();
  28. }
Success #stdin #stdout 0s 15232KB
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https://ideone.com/iHGUkR
language:
C++14 (clang 8.0)
created:
5 years ago
visibility:
public

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