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[Destructive changes] add sprout::string constructor (already not an aggregate)

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This commit is contained in:
bolero-MURAKAMI 2013-08-09 19:04:37 +09:00
parent cb1077d247
commit baf8995e81
17 changed files with 466 additions and 301 deletions
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46
sprout/string/int_to_string.hpp
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@ -38,23 +38,20 @@ namespace sprout {
>
inline SPROUT_CONSTEXPR sprout::basic_string<Elem, sprout::printed_integer_digits<IntType, Base>::value>
int_to_string(IntType val, int digits, sprout::index_tuple<Indexes...>) {
return val < 0 ? sprout::basic_string<Elem, sprout::printed_integer_digits<IntType, Base>::value>{
{
static_cast<Elem>('-'),
(Indexes < digits ? sprout::detail::int_to_char<Elem>(sprout::detail::int_digit_at<Base>(val, digits - 1 - Indexes))
: Elem()
)...
},
static_cast<std::size_t>(digits + 1)
}
: sprout::basic_string<Elem, sprout::printed_integer_digits<IntType, Base>::value>{
{
(Indexes < digits ? sprout::detail::int_to_char<Elem>(sprout::detail::int_digit_at<Base>(val, digits - 1 - Indexes))
: Elem()
)...
},
static_cast<std::size_t>(digits)
}
typedef sprout::detail::string_construct_access<Elem, sprout::printed_integer_digits<IntType, Base>::value> access_type;
return val < 0 ? access_type::raw_construct(
static_cast<std::size_t>(digits + 1),
static_cast<Elem>('-'),
(Indexes < digits ? sprout::detail::int_to_char<Elem>(sprout::detail::int_digit_at<Base>(val, digits - 1 - Indexes))
: Elem()
)...
)
: access_type::raw_construct(
static_cast<std::size_t>(digits),
(Indexes < digits ? sprout::detail::int_to_char<Elem>(sprout::detail::int_digit_at<Base>(val, digits - 1 - Indexes))
: Elem()
)...
)
;
}
template<
@ -64,14 +61,13 @@ namespace sprout {
>
inline SPROUT_CONSTEXPR sprout::basic_string<Elem, sprout::printed_integer_digits<IntType, Base>::value>
int_to_string(IntType val, int digits, sprout::index_tuple<Indexes...>) {
return sprout::basic_string<Elem, sprout::printed_integer_digits<IntType, Base>::value>{
{
(Indexes < digits ? sprout::detail::int_to_char<Elem>(sprout::detail::int_digit_at<Base>(val, digits - 1 - Indexes))
: Elem()
)...
},
static_cast<std::size_t>(digits)
};
typedef sprout::detail::string_construct_access<Elem, sprout::printed_integer_digits<IntType, Base>::value> access_type;
return access_type::raw_construct(
static_cast<std::size_t>(digits),
(Indexes < digits ? sprout::detail::int_to_char<Elem>(sprout::detail::int_digit_at<Base>(val, digits - 1 - Indexes))
: Elem()
)...
);
}
} // namespace detail