scope_guard.hpp

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#include <functional>
#include <utility>
 
namespace franky {
 
class scope_guard {
 public:
  explicit scope_guard(std::function<void()> f) : f_(std::move(f)) {}
 
  ~scope_guard() {
    f_();
  }
 
 private:
  std::function<void()> f_;
};
 
}  // namespace franky