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sprout/weed/parser/numeric/* 更新

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bolero-MURAKAMI 2011-11-14 13:22:04 +09:00
parent 34e2c4d45a
commit ad94c0b247
11 changed files with 603 additions and 107 deletions
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52
sprout/weed/detail/ndigits.hpp Normal file
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#ifndef SPROUT_WEED_DETAIL_NDIGITS_HPP
#define SPROUT_WEED_DETAIL_NDIGITS_HPP
#include <cstddef>
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/tuple/tuple.hpp>
#include <sprout/weed/detail/digits.hpp>
#include <sprout/weed/detail/bdigits.hpp>
#include <sprout/weed/detail/odigits.hpp>
#include <sprout/weed/detail/xdigits.hpp>
namespace sprout {
namespace weed {
namespace detail {
template<std::size_t Radix, typename IntType, typename Elem>
SPROUT_CONSTEXPR sprout::tuples::tuple<IntType, bool> from_ndigit(
Elem c,
typename std::enable_if<Radix == 10>::type* = 0
)
{
return sprout::weed::detail::from_digit<IntType>(c);
}
template<std::size_t Radix, typename IntType, typename Elem>
SPROUT_CONSTEXPR sprout::tuples::tuple<IntType, bool> from_ndigit(
Elem c,
typename std::enable_if<Radix == 2>::type* = 0
)
{
return sprout::weed::detail::from_bdigit<IntType>(c);
}
template<std::size_t Radix, typename IntType, typename Elem>
SPROUT_CONSTEXPR sprout::tuples::tuple<IntType, bool> from_ndigit(
Elem c,
typename std::enable_if<Radix == 8>::type* = 0
)
{
return sprout::weed::detail::from_odigit<IntType>(c);
}
template<std::size_t Radix, typename IntType, typename Elem>
SPROUT_CONSTEXPR sprout::tuples::tuple<IntType, bool> from_ndigit(
Elem c,
typename std::enable_if<Radix == 16>::type* = 0
)
{
return sprout::weed::detail::from_xdigit<IntType>(c);
}
} // namespace detail
} // namespace weed
} // namespace sprout
#endif // #ifndef SPROUT_WEED_DETAIL_NDIGITS_HPP