newtype.hpp

// Copyright (c) 2020 by Robert Bosch GmbH. All rights reserved.
// Copyright (c) 2021 by Apex.AI Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// SPDX-License-Identifier: Apache-2.0
#ifndef IOX_HOOFS_CXX_NEWTYPE_HPP
#define IOX_HOOFS_CXX_NEWTYPE_HPP
 
#include "iceoryx_hoofs/cxx/algorithm.hpp"
#include "iceoryx_hoofs/internal/cxx/newtype/assignment.hpp"
#include "iceoryx_hoofs/internal/cxx/newtype/comparable.hpp"
#include "iceoryx_hoofs/internal/cxx/newtype/constructor.hpp"
#include "iceoryx_hoofs/internal/cxx/newtype/convertable.hpp"
#include "iceoryx_hoofs/internal/cxx/newtype/internal.hpp"
#include "iceoryx_hoofs/internal/cxx/newtype/protected_constructor.hpp"
#include "iceoryx_hoofs/internal/cxx/newtype/sortable.hpp"
 
#include <type_traits>
 
namespace iox
{
namespace cxx
{
template <typename T, template <typename> class... Policies>
class NewType : public Policies<NewType<T, Policies...>>...
{
  protected:
    NewType(newtype::internal::ProtectedConstructor_t, const T& rhs) noexcept;
 
  public:
    using ThisType = NewType<T, Policies...>;
    using value_type = T;

    NewType() noexcept;

    explicit NewType(const T& rhs) noexcept;

    NewType(const NewType& rhs) noexcept;

    NewType(NewType&& rhs) noexcept;

    NewType& operator=(const NewType& rhs) noexcept;

    NewType& operator=(NewType&& rhs) noexcept;

    NewType& operator=(const T& rhs) noexcept;

    NewType& operator=(T&& rhs) noexcept;

    explicit operator T() const noexcept;
 
    template <typename Type>
    friend typename Type::value_type newtype::internal::newTypeAccessor(const Type&) noexcept;
 
  private:
    T m_value;
};
} // namespace cxx
} // namespace iox
 
#include "iceoryx_hoofs/internal/cxx/newtype.inl"
 
#endif