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Move implementation details to namespace detail.

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This commit is contained in:
Peter Dimov
2015-07-15 23:38:33 +03:00
parent c9d1562cee
commit dcd8d41ffc
1 changed files with 18 additions and 6 deletions
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24
include/boost/mp11/utility.hpp
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@@ -20,7 +20,10 @@ template<class T> struct mp_identity
// mp_inherit
template<class... T> struct mp_inherit: T... {};
// mp_if
// mp_if, mp_if_c
namespace detail
{
template<bool C, class T, class E> struct mp_if_c_impl;
template<class T, class E> struct mp_if_c_impl<true, T, E>
@@ -33,11 +36,15 @@ template<class T, class E> struct mp_if_c_impl<false, T, E>
using type = E;
};
template<bool C, class T, class E> using mp_if_c = typename mp_if_c_impl<C, T, E>::type;
} // namespace detail
template<class C, class T, class E> using mp_if = typename mp_if_c_impl<static_cast<bool>( C::value ), T, E>::type;
template<bool C, class T, class E> using mp_if_c = typename detail::mp_if_c_impl<C, T, E>::type;
template<class C, class T, class E> using mp_if = typename detail::mp_if_c_impl<static_cast<bool>(C::value), T, E>::type;
// mp_eval_if, mp_eval_if_c
namespace detail
{
// mp_eval_if
template<bool C, class T, template<class...> class F, class... U> struct mp_eval_if_c_impl;
template<class T, template<class...> class F, class... U> struct mp_eval_if_c_impl<true, T, F, U...>
@@ -50,9 +57,14 @@ template<class T, template<class...> class F, class... U> struct mp_eval_if_c_im
using type = F<U...>;
};
template<bool C, class T, template<class...> class F, class... U> using mp_eval_if_c = typename mp_eval_if_c_impl<C, T, F, U...>::type;
} // namespace detail
template<class C, class T, template<class...> class F, class... U> using mp_eval_if = typename mp_eval_if_c_impl<static_cast<bool>( C::value ), T, F, U...>::type;
template<bool C, class T, template<class...> class F, class... U> using mp_eval_if_c = typename detail::mp_eval_if_c_impl<C, T, F, U...>::type;
template<class C, class T, template<class...> class F, class... U> using mp_eval_if = typename detail::mp_eval_if_c_impl<static_cast<bool>(C::value), T, F, U...>::type;
// mp_valid
// mp_defer
// mp_defer_if_valid
} // namespace boost