Sprout/sprout/tpp/algorithm/none_of.hpp

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2012-10-04 14:25:28 +00:00
#ifndef SPROUT_TPP_ALGORITHM_NONE_OF_HPP
#define SPROUT_TPP_ALGORITHM_NONE_OF_HPP
#include <type_traits>
#include <sprout/config.hpp>
namespace sprout {
namespace tpp {
namespace detail {
template<bool Head, bool... Tail>
struct none_of_impl;
template<>
struct none_of_impl<true>
: public std::false_type
{};
template<>
struct none_of_impl<false>
: public std::true_type
{};
template<bool... Tail>
struct none_of_impl<true, Tail...>
: public std::false_type
{};
template<bool... Tail>
struct none_of_impl<false, Tail...>
: public std::integral_constant<bool, sprout::tpp::detail::none_of_impl<Tail...>::value>
{};
} // namespace detail
//
// none_of
//
template<bool... Values>
struct none_of
: public sprout::tpp::detail::none_of_impl<Values...>
{};
} // namespace tpp
} // namespace sprout
#endif // #ifndef SPROUT_TPP_ALGORITHM_NONE_OF_HPP