Sprout/sprout/utility/string_ref/hash.hpp
bolero-MURAKAMI 1ef8a6a63b add sprout::string_ref
support conversion array-like container iterator to pointer
2013-02-19 02:49:10 +09:00

31 lines
778 B
C++

#ifndef SPROUT_UTILITY_STRING_REF_HASH_HPP
#define SPROUT_UTILITY_STRING_REF_HASH_HPP
#include <cstddef>
#include <functional>
#include <sprout/config.hpp>
#include <sprout/utility/string_ref/string_ref.hpp>
#include <sprout/functional/hash.hpp>
namespace sprout {
//
// hash_value
//
template<typename T, typename Traits>
inline SPROUT_CONSTEXPR std::size_t
hash_value(sprout::basic_string_ref<T, Traits> const& v) {
return sprout::hash_range(v);
}
} // namespace sprout
namespace std {
//
// hash
//
template<typename T, typename Traits>
struct hash<sprout::basic_string_ref<T, Traits> >
: public sprout::hash<sprout::basic_string_ref<T, Traits> >
{};
} // namespace std
#endif // #ifndef SPROUT_UTILITY_STRING_REF_HASH_HPP