template<class FuncT>
struct final_action {
  explicit final_action(FuncT func) :
    final_function{std::move(func)} {
  }

  final_action(final_action &&other) = delete;
  final_action(const final_action &) = delete;
  final_action &operator=(final_action &&other) = delete;
  final_action &operator=(const final_action &) = delete;

  ~final_action() {
    final_function();
  }

private:
  FuncT final_function;
};

template<class FuncT>
final_action<FuncT> finally(FuncT &&final_function) {
  return final_action<FuncT>{std::forward<FuncT>(final_function)};
}

int foo() {
    audo defer = finally([]() { // some code at the end of function});
    // function code
}