mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
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79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2014 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_RANDOM_DETAIL_PTR_HELPER_HPP
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#define SPROUT_RANDOM_DETAIL_PTR_HELPER_HPP
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#include <sprout/config.hpp>
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namespace sprout {
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namespace random {
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namespace detail {
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template<typename T>
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struct ptr_helper {
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typedef T value_type;
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typedef T& reference_type;
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typedef T const& const_reference_type;
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typedef T const& rvalue_type;
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static reference_type ref(T& r) {
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return r;
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}
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static SPROUT_CONSTEXPR const_reference_type ref(T const& r) {
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return r;
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}
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};
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template<typename T>
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struct ptr_helper<T&> {
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typedef T value_type;
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typedef T& reference_type;
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typedef T const& const_reference_type;
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typedef T& rvalue_type;
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static reference_type ref(T& r) {
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return r;
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}
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static SPROUT_CONSTEXPR const_reference_type ref(T const& r) {
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return r;
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}
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};
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template<typename T>
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struct ptr_helper<T const&> {
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typedef T value_type;
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typedef T const& reference_type;
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typedef T const& const_reference_type;
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typedef T const& rvalue_type;
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static SPROUT_CONSTEXPR const_reference_type ref(T const& r) {
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return r;
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}
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};
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template<typename T>
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struct ptr_helper<T*> {
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typedef T value_type;
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typedef T& reference_type;
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typedef T const& const_reference_type;
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typedef T* rvalue_type;
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static reference_type ref(T* p) {
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return *p;
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}
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static SPROUT_CONSTEXPR const_reference_type ref(T const* p) {
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return *p;
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}
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};
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template<typename T>
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struct ptr_helper<T const*> {
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typedef T value_type;
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typedef T const& reference_type;
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typedef T const& const_reference_type;
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typedef T const* rvalue_type;
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static SPROUT_CONSTEXPR const_reference_type ref(T const* p) {
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return *p;
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}
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};
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} // namespace detail
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} // namespace random
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} // namespace sprout
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#endif // #ifndef SPROUT_RANDOM_DETAIL_PTR_HELPER_HPP
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