identity.hpp

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//
// Created by YongGyu Lee on 12/28/23.
//
 
#ifndef VCCC_FUNCTIONAL_IDENTITY_HPP
#define VCCC_FUNCTIONAL_IDENTITY_HPP
 
#include <type_traits>
#include <utility>
 
namespace vccc {
 
 
 
struct identity {
  template<typename T>
  constexpr T&& operator()(T&& t) const noexcept {
    return std::forward<T>(t);
  }
 
  using is_transparent = std::true_type;
};
 
 
} // namespace vccc
 
#endif // VCCC_FUNCTIONAL_IDENTITY_HPP