add complex tuple and container support

This commit is contained in:
bolero-MURAKAMI 2014-07-10 17:08:33 +09:00
parent f4d715c6db
commit 54920b3389
11 changed files with 357 additions and 100 deletions

View file

@ -19,44 +19,44 @@ namespace sprout {
namespace detail {
// Copyright (c) 2011 osyo-manga : http://d.hatena.ne.jp/osyo-manga/
template<typename IntType, typename CStrIterator>
template<typename IntType, typename NullTerminatedIterator>
inline SPROUT_CONSTEXPR IntType
ascii_to_int_impl(CStrIterator str, IntType val, bool negative) {
ascii_to_int_impl(NullTerminatedIterator str, IntType val, bool negative) {
return !sprout::ascii::isdigit(*str)
? negative ? -val : val
: val > (sprout::numeric_limits<IntType>::max() - (*str - static_cast<typename std::iterator_traits<CStrIterator>::value_type>('0')) - (negative ? 1 : 0)) / 10
: val > (sprout::numeric_limits<IntType>::max() - (*str - static_cast<typename std::iterator_traits<NullTerminatedIterator>::value_type>('0')) - (negative ? 1 : 0)) / 10
? (negative ? sprout::numeric_limits<IntType>::min() : sprout::numeric_limits<IntType>::max())
: sprout::detail::ascii_to_int_impl<IntType>(
sprout::next(str),
val * 10 + (*str - static_cast<typename std::iterator_traits<CStrIterator>::value_type>('0')),
val * 10 + (*str - static_cast<typename std::iterator_traits<NullTerminatedIterator>::value_type>('0')),
negative
)
;
}
template<typename IntType, typename CStrIterator>
template<typename IntType, typename NullTerminatedIterator>
inline SPROUT_CONSTEXPR typename std::enable_if<
std::is_unsigned<IntType>::value,
IntType
>::type
ascii_to_int(CStrIterator str) {
ascii_to_int(NullTerminatedIterator str) {
return sprout::ascii::isspace(*str)
? sprout::detail::ascii_to_int<IntType>(sprout::next(str))
: *str == static_cast<typename std::iterator_traits<CStrIterator>::value_type>('+')
: *str == static_cast<typename std::iterator_traits<NullTerminatedIterator>::value_type>('+')
? sprout::detail::ascii_to_int_impl<IntType>(sprout::next(str), IntType(), false)
: sprout::detail::ascii_to_int_impl<IntType>(str, IntType(), false)
;
}
template<typename IntType, typename CStrIterator>
template<typename IntType, typename NullTerminatedIterator>
inline SPROUT_CONSTEXPR typename std::enable_if<
std::is_signed<IntType>::value,
IntType
>::type
ascii_to_int(CStrIterator str) {
ascii_to_int(NullTerminatedIterator str) {
return sprout::ascii::isspace(*str)
? sprout::detail::ascii_to_int<IntType>(sprout::next(str))
: *str == static_cast<typename std::iterator_traits<CStrIterator>::value_type>('-')
: *str == static_cast<typename std::iterator_traits<NullTerminatedIterator>::value_type>('-')
? sprout::detail::ascii_to_int_impl<IntType>(sprout::next(str), IntType(), true)
: *str == static_cast<typename std::iterator_traits<CStrIterator>::value_type>('+')
: *str == static_cast<typename std::iterator_traits<NullTerminatedIterator>::value_type>('+')
? sprout::detail::ascii_to_int_impl<IntType>(sprout::next(str), IntType(), false)
: sprout::detail::ascii_to_int_impl<IntType>(str, IntType(), false)
;