cpp-game-engine/util/identity.hpp

//
//  identity.hpp
//  gameutils
//
//  Created by Sam Jaffe on 7/5/16.
//

#pragma once

#include <type_traits>

template <typename T, typename ID = unsigned int>
class identity {
public:
  ID const id;
private:
  friend T;
  identity( ID _id ) : id( std::move( _id ) ) {}
  identity( ) = delete;
};