clonable.hxx

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/*
 * Copyright (C) 2024-2026 David C. Manuelda (StormBytePP)
 *
 * This file is part of StormByte.
 *
 * StormByte is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * or later, as published by the Free Software Foundation.
 *
 * StormByte is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with StormByte. If not, see
 * <https://www.gnu.org/licenses/lgpl-3.0.html>.
 */
 
#pragma once
 
#include <concepts>
#include <memory>
 
namespace StormByte {
    template<typename SmartPointer, typename T>
    concept ValidSmartPointer =
        std::same_as<SmartPointer, std::shared_ptr<T>> ||
        std::same_as<SmartPointer, std::unique_ptr<T>>;
 
    template<class T, typename SmartPointer = std::shared_ptr<T>>
    requires ValidSmartPointer<SmartPointer, T> class Clonable {
        public:
            using PointerType   = SmartPointer; 
 
            template<class Target, typename... Args>
            static PointerType MakePointer(Args&&... args);
 
            constexpr Clonable()                                            = default;
 
            constexpr Clonable(const Clonable&)                             = default;
 
            constexpr Clonable(Clonable&&) noexcept                         = default;
 
            constexpr Clonable& operator=(const Clonable&)                  = default;
 
            constexpr Clonable& operator=(Clonable&&) noexcept              = default;
 
            virtual constexpr ~Clonable() noexcept                          = default;
 
            virtual PointerType Clone() const                               = 0;
 
            virtual PointerType Move()                                      = 0;
    };
}
 
#include <StormByte/clonable.txx>