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index_iterator 修正
This commit is contained in:
bolero-MURAKAMI 2011-10-08 17:44:50 +09:00
parent 6546bfa5e1
commit ba79d0b42d
5 changed files with 480 additions and 412 deletions
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154
sprout/array.hpp
View file

@ -45,20 +45,13 @@ namespace sprout {
public:
T elems[N ? N : 1];
public:
SPROUT_CONSTEXPR size_type size() const SPROUT_NOEXCEPT {
return N;
void fill(const_reference value) {
std::fill_n(begin(), size(), value);
}
SPROUT_CONSTEXPR bool empty() const SPROUT_NOEXCEPT {
return N == 0;
}
SPROUT_CONSTEXPR size_type max_size() const SPROUT_NOEXCEPT {
return size();
}
void rangecheck(size_type i) const {
if (i >= size()) {
throw std::out_of_range("array<>: index out of range");
}
void swap(array<T, N>& other) SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(std::swap(std::declval<T&>(), std::declval<T&>()))) {
std::swap_ranges(other.begin(), other.end(), begin());
}
// iterators:
#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
iterator begin() SPROUT_NOEXCEPT {
return iterator(*this, 0);
@ -66,18 +59,12 @@ namespace sprout {
SPROUT_CONSTEXPR const_iterator begin() const SPROUT_NOEXCEPT {
return const_iterator(*this, 0);
}
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return const_iterator(*this, 0);
}
iterator end() SPROUT_NOEXCEPT {
return iterator(*this, size());
}
SPROUT_CONSTEXPR const_iterator end() const SPROUT_NOEXCEPT {
return const_iterator(*this, size());
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return const_iterator(*this, size());
}
#else
iterator begin() SPROUT_NOEXCEPT {
return &elems[0];
@ -85,18 +72,12 @@ namespace sprout {
SPROUT_CONSTEXPR const_iterator begin() const SPROUT_NOEXCEPT {
return &elems[0];
}
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return &elems[0];
}
iterator end() SPROUT_NOEXCEPT {
return &elems[0] + size();
}
SPROUT_CONSTEXPR const_iterator end() const SPROUT_NOEXCEPT {
return &elems[0] + size();
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return &elems[0] + size();
}
#endif
reverse_iterator rbegin() SPROUT_NOEXCEPT {
return reverse_iterator(end());
@ -104,18 +85,44 @@ namespace sprout {
SPROUT_CONSTEXPR const_reverse_iterator rbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
SPROUT_CONSTEXPR const_reverse_iterator crbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
reverse_iterator rend() SPROUT_NOEXCEPT {
return reverse_iterator(begin());
}
SPROUT_CONSTEXPR const_reverse_iterator rend() const SPROUT_NOEXCEPT {
return const_reverse_iterator(begin());
}
#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return const_iterator(*this, 0);
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return const_iterator(*this, size());
}
#else
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return &elems[0];
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return &elems[0] + size();
}
#endif
SPROUT_CONSTEXPR const_reverse_iterator crbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
SPROUT_CONSTEXPR const_reverse_iterator crend() const SPROUT_NOEXCEPT {
return const_reverse_iterator(begin());
}
// capacity:
SPROUT_CONSTEXPR size_type size() const SPROUT_NOEXCEPT {
return N;
}
SPROUT_CONSTEXPR size_type max_size() const SPROUT_NOEXCEPT {
return size();
}
SPROUT_CONSTEXPR bool empty() const SPROUT_NOEXCEPT {
return N == 0;
}
// element access:
reference operator[](size_type i) {
return elems[i];
}
@ -142,24 +149,14 @@ namespace sprout {
SPROUT_CONSTEXPR const_reference back() const {
return elems[size() - 1];
}
pointer data() SPROUT_NOEXCEPT {
return &elems[0];
}
SPROUT_CONSTEXPR const_pointer data() const SPROUT_NOEXCEPT {
return &elems[0];
}
pointer c_array() SPROUT_NOEXCEPT {
return &elems[0];
}
void assign(const_reference value) {
fill(value);
}
void fill(const_reference value) {
std::fill_n(begin(), size(), value);
}
void swap(array<T, N>& other) SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(std::swap(std::declval<T&>(), std::declval<T&>()))) {
std::swap_ranges(other.begin(), other.end(), begin());
}
// others:
template<typename T2>
array<T, N>& operator=(array<T2, N> const& rhs) {
std::copy(rhs.begin(), rhs.end(), begin());
@ -170,7 +167,26 @@ namespace sprout {
std::move(rhs.begin(), rhs.end(), begin());
return *this;
}
pointer c_array() SPROUT_NOEXCEPT {
return &elems[0];
}
void assign(const_reference value) {
fill(value);
}
void rangecheck(size_type i) const {
if (i >= size()) {
throw std::out_of_range("array<>: index out of range");
}
}
};
//
// operator!=
// operator<
// operator>
// operator<=
// operator>=
//
template<typename T, std::size_t N>
SPROUT_CONSTEXPR inline bool operator==(sprout::array<T, N> const& lhs, sprout::array<T, N> const& rhs) {
return NS_SSCRISK_CEL_OR_SPROUT_DETAIL::equal(lhs.begin(), lhs.end(), rhs.begin());
@ -217,36 +233,6 @@ namespace sprout {
};
};
namespace detail {
template<typename T, typename Enable = void>
struct is_array_impl {
public:
typedef std::integral_constant<bool, false> type;
SPROUT_STATIC_CONSTEXPR bool value = type::value;
};
template<typename T>
struct is_array_impl<
T,
typename std::enable_if<
std::is_same<
T,
sprout::array<typename T::value_type, T::static_size>
>::value
>::type
> {
public:
typedef std::integral_constant<bool, true> type;
SPROUT_STATIC_CONSTEXPR bool value = type::value;
};
} // namespace detail
//
// is_array
//
template<typename T>
struct is_array
: public sprout::detail::is_array_impl<T>
{};
//
// make_array
//
@ -276,6 +262,36 @@ namespace sprout {
SPROUT_CONSTEXPR inline sprout::array<T, N> to_array(T const (& arr)[N]) {
return sprout::detail::to_array_impl(arr, typename sprout::index_range<0, N>::type());
}
namespace detail {
template<typename T, typename Enable = void>
struct is_array_impl {
public:
typedef std::integral_constant<bool, false> type;
SPROUT_STATIC_CONSTEXPR bool value = type::value;
};
template<typename T>
struct is_array_impl<
T,
typename std::enable_if<
std::is_same<
T,
sprout::array<typename T::value_type, T::static_size>
>::value
>::type
> {
public:
typedef std::integral_constant<bool, true> type;
SPROUT_STATIC_CONSTEXPR bool value = type::value;
};
} // namespace detail
//
// is_array
//
template<typename T>
struct is_array
: public sprout::detail::is_array_impl<T>
{};
} // namespace sprout
namespace std {

2
sprout/iterator/index_iterator.hpp
View file

@ -160,7 +160,7 @@ namespace sprout {
return holder_.get()[index_ + n];
}
friend difference_type operator-(index_iterator const& lhs, index_iterator const& rhs) {
return static_cast<difference_type>(rhs.index_) - static_cast<difference_type>(lhs.index_);
return static_cast<difference_type>(lhs.index_) - static_cast<difference_type>(rhs.index_);
}
friend SPROUT_CONSTEXPR index_iterator operator+(difference_type n, index_iterator const& it) {
return it + n;

62
sprout/null_array.hpp
View file

@ -39,56 +39,58 @@ namespace sprout {
value_type elem;
public:
null_array() = default;
SPROUT_CONSTEXPR size_type size() const SPROUT_NOEXCEPT {
return static_size;
}
SPROUT_CONSTEXPR bool empty() const SPROUT_NOEXCEPT {
return static_size == 0;
}
SPROUT_CONSTEXPR size_type max_size() const SPROUT_NOEXCEPT {
return size();
}
void rangecheck(size_type i) const {
if (i >= size()) {
throw std::out_of_range("null_array<>: index out of range");
}
void swap(null_array& other) SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(std::swap(std::declval<value_type&>(), std::declval<value_type&>()))) {
using std::swap;
swap(elem, other.elem);
}
// iterators:
iterator begin() {
return iterator(elem, static_size);
}
SPROUT_CONSTEXPR const_iterator begin() const {
return const_iterator(elem, static_size);
}
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return const_iterator(elem, static_size);
}
iterator end() SPROUT_NOEXCEPT {
return iterator();
}
SPROUT_CONSTEXPR const_iterator end() const SPROUT_NOEXCEPT {
return const_iterator();
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return const_iterator();
}
reverse_iterator rbegin() SPROUT_NOEXCEPT {
return reverse_iterator(end());
}
SPROUT_CONSTEXPR const_reverse_iterator rbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
SPROUT_CONSTEXPR const_reverse_iterator crbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
reverse_iterator rend() SPROUT_NOEXCEPT {
return reverse_iterator(begin());
}
SPROUT_CONSTEXPR const_reverse_iterator rend() const SPROUT_NOEXCEPT {
return const_reverse_iterator(begin());
}
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return const_iterator(elem, static_size);
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return const_iterator();
}
SPROUT_CONSTEXPR const_reverse_iterator crbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
SPROUT_CONSTEXPR const_reverse_iterator crend() const SPROUT_NOEXCEPT {
return const_reverse_iterator(begin());
}
// capacity:
SPROUT_CONSTEXPR size_type size() const SPROUT_NOEXCEPT {
return static_size;
}
SPROUT_CONSTEXPR size_type max_size() const SPROUT_NOEXCEPT {
return size();
}
SPROUT_CONSTEXPR bool empty() const SPROUT_NOEXCEPT {
return static_size == 0;
}
// element access:
reference operator[](size_type i) {
return elem;
}
@ -115,11 +117,21 @@ namespace sprout {
SPROUT_CONSTEXPR const_reference back() const {
return elem;
}
void swap(null_array& other) SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(std::swap(std::declval<value_type&>(), std::declval<value_type&>()))) {
using std::swap;
swap(elem, other.elem);
// others:
void rangecheck(size_type i) const {
if (i >= size()) {
throw std::out_of_range("null_array<>: index out of range");
}
}
};
//
// operator!=
// operator<
// operator>
// operator<=
// operator>=
//
template<typename Container>
SPROUT_CONSTEXPR inline bool operator==(sprout::null_array<Container> const& lhs, sprout::null_array<Container> const& rhs) {
return lhs.front() == rhs.front();

566
sprout/string.hpp
View file

@ -202,28 +202,18 @@ namespace sprout {
T elems[N + 1];
size_type len;
public:
SPROUT_CONSTEXPR size_type size() const SPROUT_NOEXCEPT {
return len;
// construct/copy/destroy:
template<std::size_t N2>
basic_string<T, N, Traits>& operator=(basic_string<T, N2, Traits> const& rhs) {
return assign(rhs);
}
SPROUT_CONSTEXPR size_type length() const SPROUT_NOEXCEPT {
return size();
basic_string<T, N, Traits>& operator=(value_type const* rhs) {
return assign(rhs);
}
SPROUT_CONSTEXPR bool empty() const SPROUT_NOEXCEPT {
return size() == 0;
}
SPROUT_CONSTEXPR size_type max_size() const SPROUT_NOEXCEPT {
return N;
}
void rangecheck(size_type i) const {
if (i >= size()) {
throw std::out_of_range("basic_string<>: index out of range");
}
}
void maxcheck(size_type n) const {
if (n > max_size()) {
throw std::out_of_range("basic_string<>: index out of range");
}
basic_string<T, N, Traits>& operator=(value_type rhs) {
return assign(1, rhs);
}
// iterators:
#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
iterator begin() SPROUT_NOEXCEPT {
return iterator(*this, 0);
@ -231,18 +221,12 @@ namespace sprout {
SPROUT_CONSTEXPR const_iterator begin() const SPROUT_NOEXCEPT {
return const_iterator(*this, 0);
}
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return const_iterator(*this, 0);
}
iterator end() SPROUT_NOEXCEPT {
return iterator(*this, size());
}
SPROUT_CONSTEXPR const_iterator end() const SPROUT_NOEXCEPT {
return const_iterator(*this, size());
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return const_iterator(*this, size());
}
#else
iterator begin() SPROUT_NOEXCEPT {
return &elems[0];
@ -250,18 +234,12 @@ namespace sprout {
SPROUT_CONSTEXPR const_iterator begin() const SPROUT_NOEXCEPT {
return &elems[0];
}
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return &elems[0];
}
iterator end() SPROUT_NOEXCEPT {
return &elems[0] + size();
}
SPROUT_CONSTEXPR const_iterator end() const SPROUT_NOEXCEPT {
return &elems[0] + size();
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return &elems[0] + size();
}
#endif
reverse_iterator rbegin() SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
@ -269,18 +247,62 @@ namespace sprout {
SPROUT_CONSTEXPR const_reverse_iterator rbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
SPROUT_CONSTEXPR const_reverse_iterator crbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
reverse_iterator rend() SPROUT_NOEXCEPT {
return const_reverse_iterator(begin());
}
SPROUT_CONSTEXPR const_reverse_iterator rend() const SPROUT_NOEXCEPT {
return const_reverse_iterator(begin());
}
#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return const_iterator(*this, 0);
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return const_iterator(*this, size());
}
#else
SPROUT_CONSTEXPR const_iterator cbegin() const SPROUT_NOEXCEPT {
return &elems[0];
}
SPROUT_CONSTEXPR const_iterator cend() const SPROUT_NOEXCEPT {
return &elems[0] + size();
}
#endif
SPROUT_CONSTEXPR const_reverse_iterator crbegin() const SPROUT_NOEXCEPT {
return const_reverse_iterator(end());
}
SPROUT_CONSTEXPR const_reverse_iterator crend() const SPROUT_NOEXCEPT {
return const_reverse_iterator(begin());
}
// capacity:
SPROUT_CONSTEXPR size_type size() const SPROUT_NOEXCEPT {
return len;
}
SPROUT_CONSTEXPR size_type length() const SPROUT_NOEXCEPT {
return size();
}
SPROUT_CONSTEXPR size_type max_size() const SPROUT_NOEXCEPT {
return N;
}
void resize(size_type n, value_type c) {
maxcheck(n);
if (n > size()) {
traits_type::assign(end(), n - size(), c);
}
traits_type::assign(begin() + n, max_size() - n, value_type());
len = n;
}
void resize(size_type n) {
resize(n, value_type());
}
void clear() {
traits_type::assign(begin(), max_size(), value_type());
len = 0;
}
SPROUT_CONSTEXPR bool empty() const SPROUT_NOEXCEPT {
return size() == 0;
}
// element access:
reference operator[](size_type i) {
return elems[i];
}
@ -307,33 +329,7 @@ namespace sprout {
SPROUT_CONSTEXPR const_reference back() const {
return elems[size() - 1];
}
pointer data() SPROUT_NOEXCEPT {
return &elems[0];
}
SPROUT_CONSTEXPR const_pointer data() const SPROUT_NOEXCEPT {
return &elems[0];
}
pointer c_array() SPROUT_NOEXCEPT {
return &elems[0];
}
SPROUT_CONSTEXPR const_pointer c_str() const SPROUT_NOEXCEPT {
return &elems[0];
}
void resize(size_type n, value_type c) {
maxcheck(n);
if (n > size()) {
traits_type::assign(end(), n - size(), c);
}
traits_type::assign(begin() + n, max_size() - n, value_type());
len = n;
}
void resize(size_type n) {
resize(n, value_type());
}
void clear() {
traits_type::assign(begin(), max_size(), value_type());
len = 0;
}
// modifiers:
template<std::size_t N2>
basic_string<T, N, Traits>& assign(basic_string<T, N2, Traits> const& str) {
return assign(str.begin(), str.size());
@ -385,15 +381,23 @@ namespace sprout {
swap(len, other.len);
}
}
template<std::size_t N2>
basic_string<T, N, Traits>& operator=(basic_string<T, N2, Traits> const& rhs) {
return assign(rhs);
// string operations:
SPROUT_CONSTEXPR const_pointer c_str() const SPROUT_NOEXCEPT {
return &elems[0];
}
basic_string<T, N, Traits>& operator=(value_type const* rhs) {
return assign(rhs);
pointer data() SPROUT_NOEXCEPT {
return &elems[0];
}
basic_string<T, N, Traits>& operator=(value_type rhs) {
return assign(1, rhs);
SPROUT_CONSTEXPR const_pointer data() const SPROUT_NOEXCEPT {
return &elems[0];
}
SPROUT_CONSTEXPR basic_string<T, N, Traits> substr(size_type pos = 0, size_type n = npos) const {
return !(size() < pos)
? n == npos
? substr(pos, size() - pos)
: from_c_str(c_str() + pos, n)
: throw "basic_string<>: index out of range"
;
}
template<std::size_t N2>
SPROUT_CONSTEXPR int compare(basic_string<T, N2, Traits> const& str) const {
@ -422,13 +426,19 @@ namespace sprout {
: throw "basic_string<>: index out of range"
;
}
SPROUT_CONSTEXPR basic_string<T, N, Traits> substr(size_type pos = 0, size_type n = npos) const {
return !(size() < pos)
? n == npos
? substr(pos, size() - pos)
: from_c_str(c_str() + pos, n)
: throw "basic_string<>: index out of range"
;
// others:
pointer c_array() SPROUT_NOEXCEPT {
return &elems[0];
}
void rangecheck(size_type i) const {
if (i >= size()) {
throw std::out_of_range("basic_string<>: index out of range");
}
}
void maxcheck(size_type n) const {
if (n > max_size()) {
throw std::out_of_range("basic_string<>: index out of range");
}
}
#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
basic_string<T, N, Traits>& assign(const_iterator s, size_type n) {
@ -462,6 +472,14 @@ namespace sprout {
}
#endif
};
//
// operator!=
// operator<
// operator>
// operator<=
// operator>=
//
template<typename T, std::size_t N1, std::size_t N2, typename Traits>
SPROUT_CONSTEXPR inline bool operator==(sprout::basic_string<T, N1, Traits> const& lhs, sprout::basic_string<T, N2, Traits> const& rhs) {
return lhs.compare(rhs) == 0;
@ -547,6 +565,60 @@ namespace sprout {
lhs.swap(rhs);
}
//
// operator>>
// operator<<
//
template<typename T, std::size_t N, typename Traits, typename StreamTraits>
inline std::basic_istream<T, StreamTraits>& operator>>(std::basic_istream<T, StreamTraits>& lhs, sprout::basic_string<T, N, Traits>& rhs) {
typedef T elem_type;
typedef StreamTraits traits_type;
typedef std::basic_istream<T, StreamTraits> istream_type;
typedef sprout::basic_string<T, N, Traits> string_type;
typedef std::ctype<elem_type> ctype_type;
typedef typename string_type::size_type size_type;
std::ios_base::iostate state = std::ios_base::goodbit;
bool changed = false;
size_type current = 0;
if (typename istream_type::sentry(lhs)) {
ctype_type const& ctype_fac = std::use_facet<ctype_type>(lhs.getloc());
try {
size_type remain = 0 < lhs.width() && static_cast<size_type>(lhs.width()) < rhs.max_size()
? static_cast<size_type>(lhs.width())
: rhs.max_size()
;
typename traits_type::int_type meta = lhs.rdbuf()->sgetc();
for (; remain; --remain, meta = lhs.rdbuf()->snextc())
if (traits_type::eq_int_type(traits_type::eof(), meta)) {
state |= std::ios_base::eofbit;
break;
} else if (ctype_fac.is(ctype_type::space, traits_type::to_char_type(meta))) {
break;
} else {
rhs[current] = traits_type::to_char_type(meta);
changed = true;
++current;
}
} catch (...) {
state |= std::ios_base::badbit;
}
}
lhs.width(0);
if (!changed) {
state |= std::ios_base::failbit;
}
lhs.setstate(state);
rhs.len = current;
for (; current != rhs.max_size(); ++current) {
rhs[current] = T();
}
return lhs;
}
template<typename T, std::size_t N, typename Traits, typename StreamTraits>
inline std::basic_ostream<T, StreamTraits>& operator<<(std::basic_ostream<T, StreamTraits>& lhs, sprout::basic_string<T, N, Traits> const& rhs) {
return lhs << rhs.c_str();
}
//
// rebind_fixed_size
//
@ -647,6 +719,154 @@ namespace sprout {
}
};
namespace detail {
template<typename T, std::size_t N, std::ptrdiff_t...Indexes>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string_impl_1(
T const(& arr)[N],
typename sprout::basic_string<T, N - 1>::size_type n,
sprout::index_tuple<Indexes...>
)
{
return sprout::basic_string<T, N - 1>{{(Indexes < n ? arr[Indexes] : T())...}, n};
}
template<typename T, std::size_t N, std::ptrdiff_t...Indexes>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string_impl(
T const(& arr)[N],
sprout::index_tuple<Indexes...>
)
{
return to_string_impl_1(arr, sprout::char_traits<T>::length(arr), sprout::index_tuple<Indexes...>());
}
} // namespace detail
//
// to_string
//
template<typename T, std::size_t N>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string(T const(& arr)[N]) {
return sprout::detail::to_string_impl(arr, typename sprout::index_range<0, N - 1>::type());
}
//
// string_from_c_str
//
template<std::size_t N, typename T>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N> string_from_c_str(T const* s, std::size_t n) {
return sprout::basic_string<T, N>::from_c_str(s, n);
}
template<std::size_t N, typename T>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N> string_from_c_str(T const* s) {
return sprout::basic_string<T, N>::from_c_str(s);
}
//
// operator+
//
template<typename T, std::size_t N, typename Traits>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::push_back<sprout::basic_string<T, N, Traits>, T>::type operator+(
sprout::basic_string<T, N, Traits> const& lhs,
T const& rhs
)
{
return sprout::fixed::push_back(lhs, rhs);
}
template<typename T, std::size_t N, typename Traits>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::push_front<sprout::basic_string<T, N, Traits>, T>::type operator+(
T const& lhs,
sprout::basic_string<T, N, Traits> const& rhs
)
{
return sprout::fixed::push_front(rhs, lhs);
}
template<typename T, std::size_t N, typename Traits, std::size_t N2>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::append_back<
sprout::basic_string<T, N, Traits>,
sprout::basic_string<T, N2 - 1, Traits>
>::type operator+(
sprout::basic_string<T, N, Traits> const& lhs,
T const (& rhs)[N2]
)
{
return sprout::fixed::append_back(lhs, sprout::to_string(rhs));
}
template<typename T, std::size_t N, typename Traits, std::size_t N2>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::append_front<
sprout::basic_string<T, N, Traits>,
sprout::basic_string<T, N2 - 1, Traits>
>::type operator+(
T const (& lhs)[N2],
sprout::basic_string<T, N, Traits> const& rhs
)
{
return sprout::fixed::append_front(rhs, sprout::to_string(lhs));
}
template<typename T, std::size_t N, typename Traits, std::size_t N2>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::append_back<
sprout::basic_string<T, N, Traits>,
sprout::basic_string<T, N2, Traits>
>::type operator+(
sprout::basic_string<T, N, Traits> const& lhs,
sprout::basic_string<T, N2, Traits> const& rhs
)
{
return sprout::fixed::append_back(lhs, rhs);
}
#if 0
//
// string
//
template<std::size_t N>
using string = sprout::basic_string<char, N>;
//
// wstring
//
template<std::size_t N>
using wstring = sprout::basic_string<wchar_t, N>;
//
// u16string
//
template<std::size_t N>
using u16string = sprout::basic_string<char16_t, N>;
//
// u32string
//
template<std::size_t N>
using u32string = sprout::basic_string<char32_t, N>;
#endif // #if 0
//
// string_t
//
template<std::size_t N>
struct string_t {
public:
typedef sprout::basic_string<char, N> type;
};
//
// wstring_t
//
template<std::size_t N>
struct wstring_t {
public:
typedef sprout::basic_string<wchar_t, N> type;
};
//
// u16string_t
//
template<std::size_t N>
struct u16string_t {
public:
typedef sprout::basic_string<char16_t, N> type;
};
//
// u32string_t
//
template<std::size_t N>
struct u32string_t {
public:
typedef sprout::basic_string<char32_t, N> type;
};
namespace detail {
template<typename T, typename Enable = void>
struct is_basic_string_impl {
@ -736,201 +956,6 @@ namespace sprout {
struct is_u32string
: public sprout::is_string_of<T, char32_t>
{};
namespace detail {
template<typename T, std::size_t N, std::ptrdiff_t...Indexes>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string_impl_1(
T const(& arr)[N],
typename sprout::basic_string<T, N - 1>::size_type n,
sprout::index_tuple<Indexes...>
)
{
return sprout::basic_string<T, N - 1>{{(Indexes < n ? arr[Indexes] : T())...}, n};
}
template<typename T, std::size_t N, std::ptrdiff_t...Indexes>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string_impl(
T const(& arr)[N],
sprout::index_tuple<Indexes...>
)
{
return to_string_impl_1(arr, sprout::char_traits<T>::length(arr), sprout::index_tuple<Indexes...>());
}
} // namespace detail
//
// to_string
//
template<typename T, std::size_t N>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N - 1> to_string(T const(& arr)[N]) {
return sprout::detail::to_string_impl(arr, typename sprout::index_range<0, N - 1>::type());
}
//
// string_from_c_str
//
template<std::size_t N, typename T>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N> string_from_c_str(T const* s, std::size_t n) {
return sprout::basic_string<T, N>::from_c_str(s, n);
}
template<std::size_t N, typename T>
SPROUT_CONSTEXPR inline sprout::basic_string<T, N> string_from_c_str(T const* s) {
return sprout::basic_string<T, N>::from_c_str(s);
}
template<typename T, std::size_t N, typename Traits>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::push_back<sprout::basic_string<T, N, Traits>, T>::type operator+(
sprout::basic_string<T, N, Traits> const& lhs,
T const& rhs
)
{
return sprout::fixed::push_back(lhs, rhs);
}
template<typename T, std::size_t N, typename Traits>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::push_front<sprout::basic_string<T, N, Traits>, T>::type operator+(
T const& lhs,
sprout::basic_string<T, N, Traits> const& rhs
)
{
return sprout::fixed::push_front(rhs, lhs);
}
template<typename T, std::size_t N, typename Traits, std::size_t N2>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::append_back<
sprout::basic_string<T, N, Traits>,
sprout::basic_string<T, N2 - 1, Traits>
>::type operator+(
sprout::basic_string<T, N, Traits> const& lhs,
T const (& rhs)[N2]
)
{
return sprout::fixed::append_back(lhs, sprout::to_string(rhs));
}
template<typename T, std::size_t N, typename Traits, std::size_t N2>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::append_front<
sprout::basic_string<T, N, Traits>,
sprout::basic_string<T, N2 - 1, Traits>
>::type operator+(
T const (& lhs)[N2],
sprout::basic_string<T, N, Traits> const& rhs
)
{
return sprout::fixed::append_front(rhs, sprout::to_string(lhs));
}
template<typename T, std::size_t N, typename Traits, std::size_t N2>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::append_back<
sprout::basic_string<T, N, Traits>,
sprout::basic_string<T, N2, Traits>
>::type operator+(
sprout::basic_string<T, N, Traits> const& lhs,
sprout::basic_string<T, N2, Traits> const& rhs
)
{
return sprout::fixed::append_back(lhs, rhs);
}
template<typename T, std::size_t N, typename Traits, typename StreamTraits>
inline std::basic_ostream<T, StreamTraits>& operator<<(std::basic_ostream<T, StreamTraits>& lhs, sprout::basic_string<T, N, Traits> const& rhs) {
return lhs << rhs.c_str();
}
template<typename T, std::size_t N, typename Traits, typename StreamTraits>
inline std::basic_istream<T, StreamTraits>& operator>>(std::basic_istream<T, StreamTraits>& lhs, sprout::basic_string<T, N, Traits>& rhs) {
typedef T elem_type;
typedef StreamTraits traits_type;
typedef std::basic_istream<T, StreamTraits> istream_type;
typedef sprout::basic_string<T, N, Traits> string_type;
typedef std::ctype<elem_type> ctype_type;
typedef typename string_type::size_type size_type;
std::ios_base::iostate state = std::ios_base::goodbit;
bool changed = false;
size_type current = 0;
if (typename istream_type::sentry(lhs)) {
ctype_type const& ctype_fac = std::use_facet<ctype_type>(lhs.getloc());
try {
size_type remain = 0 < lhs.width() && static_cast<size_type>(lhs.width()) < rhs.max_size()
? static_cast<size_type>(lhs.width())
: rhs.max_size()
;
typename traits_type::int_type meta = lhs.rdbuf()->sgetc();
for (; remain; --remain, meta = lhs.rdbuf()->snextc())
if (traits_type::eq_int_type(traits_type::eof(), meta)) {
state |= std::ios_base::eofbit;
break;
} else if (ctype_fac.is(ctype_type::space, traits_type::to_char_type(meta))) {
break;
} else {
rhs[current] = traits_type::to_char_type(meta);
changed = true;
++current;
}
} catch (...) {
state |= std::ios_base::badbit;
}
}
lhs.width(0);
if (!changed) {
state |= std::ios_base::failbit;
}
lhs.setstate(state);
rhs.len = current;
for (; current != rhs.max_size(); ++current) {
rhs[current] = T();
}
return lhs;
}
#if 0
//
// string
//
template<std::size_t N>
using string = sprout::basic_string<char, N>;
//
// wstring
//
template<std::size_t N>
using wstring = sprout::basic_string<wchar_t, N>;
//
// u16string
//
template<std::size_t N>
using u16string = sprout::basic_string<char16_t, N>;
//
// u32string
//
template<std::size_t N>
using u32string = sprout::basic_string<char32_t, N>;
#endif // #if 0
//
// string_t
//
template<std::size_t N>
struct string_t {
public:
typedef sprout::basic_string<char, N> type;
};
//
// wstring_t
//
template<std::size_t N>
struct wstring_t {
public:
typedef sprout::basic_string<wchar_t, N> type;
};
//
// u16string_t
//
template<std::size_t N>
struct u16string_t {
public:
typedef sprout::basic_string<char16_t, N> type;
};
//
// u32string_t
//
template<std::size_t N>
struct u32string_t {
public:
typedef sprout::basic_string<char32_t, N> type;
};
} // namespace sprout
namespace std {
@ -974,4 +999,3 @@ namespace std {
} // namespace std
#endif // #ifndef SPROUT_STRING_HPP

108
sprout/sub_array.hpp
View file

@ -224,6 +224,7 @@ namespace sprout {
using impl_type::first_;
using impl_type::last_;
public:
// construct/copy/destroy:
sub_array() = default;
SPROUT_CONSTEXPR sub_array(param_type arr, const_iterator first, const_iterator last)
: impl_type(
@ -261,53 +262,47 @@ namespace sprout {
last + other.first_
)
{}
param_type get_fixed() {
return impl_type::template to_param<Container>(array_);
void fill(const_reference value) {
std::fill_n(begin(), size(), value);
}
SPROUT_CONSTEXPR const_param_type get_fixed() const {
return impl_type::template to_const_param<Container>(array_);
}
SPROUT_CONSTEXPR const_param_type get_cfixed() const {
return impl_type::template to_const_param<Container>(array_);
}
param_type get_array() {
return impl_type::template to_param<Container>(array_);
}
SPROUT_CONSTEXPR const_param_type get_array() const {
return impl_type::template to_const_param<Container>(array_);
}
SPROUT_CONSTEXPR size_type size() const {
return last_ - first_;
}
SPROUT_CONSTEXPR bool empty() const {
return size() == 0;
}
SPROUT_CONSTEXPR size_type max_size() const {
return size();
}
void rangecheck(size_type i) const {
if (i >= size()) {
throw std::out_of_range("sub_array<>: index out of range");
}
template<typename Container2>
void swap(sub_array<Container2>& other) {
using std::swap;
swap(other.array_, array_);
swap(other.first_, first_);
swap(other.last_, last_);
}
// iterators:
iterator begin() {
return sprout::next(sprout::begin(get_array()), first_);
}
SPROUT_CONSTEXPR const_iterator begin() const {
return sprout::next(sprout::begin(get_array()), first_);
}
SPROUT_CONSTEXPR const_iterator cbegin() const {
return sprout::next(sprout::begin(get_array()), first_);
}
iterator end() {
return sprout::next(sprout::begin(get_array()), last_);
}
SPROUT_CONSTEXPR const_iterator end() const {
return sprout::next(sprout::begin(get_array()), last_);
}
SPROUT_CONSTEXPR const_iterator cbegin() const {
return sprout::next(sprout::begin(get_array()), first_);
}
SPROUT_CONSTEXPR const_iterator cend() const {
return sprout::next(sprout::begin(get_array()), last_);
}
// capacity:
SPROUT_CONSTEXPR size_type size() const {
return last_ - first_;
}
SPROUT_CONSTEXPR size_type max_size() const {
return size();
}
SPROUT_CONSTEXPR bool empty() const {
return size() == 0;
}
// element access:
reference operator[](size_type i) {
return *sprout::next(sprout::begin(get_array()), first_ + i);
}
@ -334,28 +329,14 @@ namespace sprout {
SPROUT_CONSTEXPR const_reference back() const {
return *sprout::next(sprout::begin(get_array()), last_ - 1);
}
pointer data() {
return get_array().data() + first_;
}
SPROUT_CONSTEXPR const_pointer data() const {
return get_array().data() + first_;
}
pointer c_array() {
return data();
}
void assign (const_reference value) {
fill(value);
}
void fill(const_reference value) {
std::fill_n(begin(), size(), value);
}
template<typename Container2>
void swap(sub_array<Container2>& other) {
using std::swap;
swap(other.array_, array_);
swap(other.first_, first_);
swap(other.last_, last_);
}
// others:
template<typename Container2>
sub_array<Container>& operator=(sub_array<Container2> const& rhs) {
array_ = rhs.array_;
@ -370,7 +351,42 @@ namespace sprout {
last_ = std::move(rhs.last_);
return *this;
}
pointer c_array() {
return data();
}
void assign(const_reference value) {
fill(value);
}
void rangecheck(size_type i) const {
if (i >= size()) {
throw std::out_of_range("sub_array<>: index out of range");
}
}
param_type get_fixed() {
return impl_type::template to_param<Container>(array_);
}
SPROUT_CONSTEXPR const_param_type get_fixed() const {
return impl_type::template to_const_param<Container>(array_);
}
SPROUT_CONSTEXPR const_param_type get_cfixed() const {
return impl_type::template to_const_param<Container>(array_);
}
param_type get_array() {
return impl_type::template to_param<Container>(array_);
}
SPROUT_CONSTEXPR const_param_type get_array() const {
return impl_type::template to_const_param<Container>(array_);
}
};
//
// operator!=
// operator<
// operator>
// operator<=
// operator>=
//
template<typename Container>
SPROUT_CONSTEXPR inline bool operator==(sprout::sub_array<Container> const& lhs, sprout::sub_array<Container> const& rhs) {
return NS_SSCRISK_CEL_OR_SPROUT_DETAIL::equal(sprout::begin(lhs), sprout::end(lhs), sprout::begin(rhs));