serialization.h

/*****************************************************************************
 * VCLib                                                                     *
 * Visual Computing Library                                                  *
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 * Copyright(C) 2021-2025                                                    *
 * Visual Computing Lab                                                      *
 * ISTI - Italian National Research Council                                  *
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the              *
 * Mozilla Public License Version 2.0                                        *
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 ****************************************************************************/
 
#ifndef VCL_CONCEPTS_SERIALIZATION_H
#define VCL_CONCEPTS_SERIALIZATION_H
 
#include "const_correctness.h"
 
#include <istream>
#include <ostream>
 
namespace vcl {
 
template<typename T>
concept OutputStreamable = requires (std::ostream& os, T&& value) {
    { os << value } -> std::convertible_to<std::ostream&>;
};
 
template<typename T>
concept InputStreamable = requires (std::istream& is, T&& value) {
    { is >> value } -> std::convertible_to<std::istream&>;
};
 
template<typename T>
concept Serializable = requires (T&& obj, std::ostream& os, std::istream& is) {
    { obj.serialize(os) } -> std::same_as<void>;
    requires IsConst<T> || requires {
        { obj.deserialize(is) } -> std::same_as<void>;
    };
};
 
} // namespace vcl
 
#endif // VCL_CONCEPTS_SERIALIZATION_H