mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-11-14 10:39:05 +00:00
bb36ef6e8b
rename: integer_seq -> integer_sequence, make_integer_sequence -> make_integer_sequence add unsigned-index sequence: index_sequence(alias), make_index_sequence, index_sequence_for add: integer_pack, index_pack
791 lines
26 KiB
C++
791 lines
26 KiB
C++
#ifndef SPROUT_STRING_STRING_HPP
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#define SPROUT_STRING_STRING_HPP
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#include <cstddef>
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#include <string>
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#include <algorithm>
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#include <utility>
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#include <stdexcept>
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/index_tuple/metafunction.hpp>
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#include <sprout/array/array.hpp>
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#include <sprout/array/make_array.hpp>
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#include <sprout/iterator/reverse_iterator.hpp>
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#include <sprout/iterator/operation.hpp>
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#include <sprout/algorithm/find.hpp>
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#include <sprout/utility/forward.hpp>
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#include <sprout/utility/swap.hpp>
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#include <sprout/string/char_traits.hpp>
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#include <sprout/string/npos.hpp>
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#include <sprout/string/detail/operations.hpp>
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#include HDR_ALGORITHM_MIN_MAX_SSCRISK_CEL_OR_SPROUT
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#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
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# include <sprout/iterator/index_iterator.hpp>
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#endif
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namespace sprout {
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//
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// basic_string
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//
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template<typename T, std::size_t N, typename Traits = sprout::char_traits<T> >
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class basic_string {
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public:
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typedef T value_type;
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#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
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typedef sprout::index_iterator<basic_string&, true> iterator;
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typedef sprout::index_iterator<basic_string const&, true> const_iterator;
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#else
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typedef T* iterator;
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typedef T const* const_iterator;
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#endif
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typedef T& reference;
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typedef T const& const_reference;
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typedef std::size_t size_type;
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typedef std::ptrdiff_t difference_type;
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typedef T* pointer;
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typedef T const* const_pointer;
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typedef sprout::reverse_iterator<iterator> reverse_iterator;
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typedef sprout::reverse_iterator<const_iterator> const_reverse_iterator;
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typedef Traits traits_type;
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#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
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private:
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template<typename Iterator>
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class is_string_iterator
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: public std::false_type
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{};
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template<typename Iterator>
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class is_string_iterator<Iterator const>
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: public is_string_iterator<Iterator>
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{};
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template<typename Iterator>
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class is_string_iterator<Iterator volatile>
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: public is_string_iterator<Iterator>
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{};
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template<typename Iterator>
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class is_string_iterator<Iterator const volatile>
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: public is_string_iterator<Iterator>
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{};
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template<std::size_t N2>
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class is_string_iterator<sprout::index_iterator<basic_string<T, N2, Traits>&, true> >
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: public std::true_type
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{};
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template<std::size_t N2>
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class is_string_iterator<sprout::index_iterator<basic_string<T, N2, Traits> const&, true> >
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: public std::true_type
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{};
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#endif
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public:
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SPROUT_STATIC_CONSTEXPR size_type npos = sprout::npos_t::get<size_type>::value;
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SPROUT_STATIC_CONSTEXPR size_type static_size = N;
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private:
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template<sprout::index_t... Indexes>
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static SPROUT_CONSTEXPR basic_string
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from_c_str_impl(value_type const* s, size_type n, sprout::index_tuple<Indexes...>) {
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return basic_string{{(Indexes < n ? s[Indexes] : T())...}, n};
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}
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template<std::size_t M, sprout::index_t... Indexes>
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static SPROUT_CONSTEXPR basic_string<T, sizeof...(Indexes), Traits>
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implicit_conversion_impl(T const(& elems)[M], size_type len, sprout::index_tuple<Indexes...>) {
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return sprout::basic_string<T, sizeof...(Indexes), Traits>{{(Indexes < M - 1 ? elems[Indexes] : T())...}, len};
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}
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public:
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static SPROUT_CONSTEXPR basic_string from_c_str(T const* s, size_type n) {
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return !(N < n)
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? from_c_str_impl(s, n, sprout::make_index_tuple<N>::make())
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: throw std::out_of_range("basic_string<>: index out of range")
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;
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}
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static SPROUT_CONSTEXPR basic_string from_c_str(T const* s) {
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return from_c_str(s, traits_type::length(s));
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}
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static SPROUT_CONSTEXPR basic_string from_c_str(std::basic_string<T, Traits> const& s) {
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return from_c_str(s.data(), s.size());
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}
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public:
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value_type elems[static_size + 1];
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size_type len;
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public:
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// construct/copy/destroy:
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template<std::size_t N2>
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basic_string&
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operator=(basic_string<T, N2, Traits> const& rhs) {
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return assign(rhs);
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}
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basic_string&
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operator=(value_type const* rhs) {
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return assign(rhs);
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}
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basic_string&
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operator=(value_type rhs) {
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return assign(1, rhs);
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}
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// iterators:
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#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
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iterator
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begin() SPROUT_NOEXCEPT {
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return iterator(*this, 0);
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}
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SPROUT_CONSTEXPR const_iterator
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begin() const SPROUT_NOEXCEPT {
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return const_iterator(*this, 0);
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}
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iterator
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end() SPROUT_NOEXCEPT {
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return iterator(*this, size());
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}
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SPROUT_CONSTEXPR const_iterator
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end() const SPROUT_NOEXCEPT {
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return const_iterator(*this, size());
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}
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#else
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iterator
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begin() SPROUT_NOEXCEPT {
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return data();
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}
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SPROUT_CONSTEXPR const_iterator
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begin() const SPROUT_NOEXCEPT {
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return data();
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}
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iterator end()
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SPROUT_NOEXCEPT {
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return data() + size();
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}
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SPROUT_CONSTEXPR const_iterator
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end() const SPROUT_NOEXCEPT {
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return data() + size();
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}
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#endif
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reverse_iterator
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rbegin() SPROUT_NOEXCEPT {
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return const_reverse_iterator(end());
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}
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SPROUT_CONSTEXPR const_reverse_iterator
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rbegin() const SPROUT_NOEXCEPT {
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return const_reverse_iterator(end());
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}
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reverse_iterator
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rend() SPROUT_NOEXCEPT {
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return const_reverse_iterator(begin());
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}
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SPROUT_CONSTEXPR const_reverse_iterator
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rend() const SPROUT_NOEXCEPT {
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return const_reverse_iterator(begin());
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}
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#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
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SPROUT_CONSTEXPR const_iterator
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cbegin() const SPROUT_NOEXCEPT {
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return const_iterator(*this, 0);
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}
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SPROUT_CONSTEXPR const_iterator
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cend() const SPROUT_NOEXCEPT {
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return const_iterator(*this, size());
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}
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#else
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SPROUT_CONSTEXPR const_iterator
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cbegin() const SPROUT_NOEXCEPT {
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return data();
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}
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SPROUT_CONSTEXPR const_iterator
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cend() const SPROUT_NOEXCEPT {
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return data() + size();
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}
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#endif
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SPROUT_CONSTEXPR const_reverse_iterator
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crbegin() const SPROUT_NOEXCEPT {
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return const_reverse_iterator(end());
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}
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SPROUT_CONSTEXPR const_reverse_iterator
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crend() const SPROUT_NOEXCEPT {
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return const_reverse_iterator(begin());
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}
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// capacity:
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SPROUT_CONSTEXPR size_type
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size() const SPROUT_NOEXCEPT {
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return len;
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}
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SPROUT_CONSTEXPR size_type
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length() const SPROUT_NOEXCEPT {
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return size();
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}
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SPROUT_CONSTEXPR size_type
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max_size() const SPROUT_NOEXCEPT {
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return static_size;
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}
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void
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resize(size_type n, value_type c) {
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maxcheck(n);
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if (n > size()) {
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traits_type::assign(end(), n - size(), c);
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}
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traits_type::assign(begin() + n, static_size - n, value_type());
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len = n;
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}
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void
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resize(size_type n) {
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resize(n, value_type());
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}
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void
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clear() {
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traits_type::assign(begin(), static_size, value_type());
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len = 0;
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}
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SPROUT_CONSTEXPR bool
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empty() const SPROUT_NOEXCEPT {
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return size() == 0;
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}
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// element access:
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reference
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operator[](size_type i) {
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return elems[i];
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}
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SPROUT_CONSTEXPR const_reference
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operator[](size_type i) const {
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return elems[i];
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}
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reference
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at(size_type i) {
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return i < size() ? elems[i]
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: (throw std::out_of_range("basic_string<>: index out of range"), elems[i])
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;
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}
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SPROUT_CONSTEXPR const_reference
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at(size_type i) const {
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return i < size() ? elems[i]
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: (throw std::out_of_range("basic_string<>: index out of range"), elems[i])
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;
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}
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reference
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front() {
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return elems[0];
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}
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SPROUT_CONSTEXPR const_reference
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front() const {
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return elems[0];
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}
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reference
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back() {
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return elems[size() - 1];
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}
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SPROUT_CONSTEXPR const_reference
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back() const {
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return elems[size() - 1];
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}
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// modifiers:
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template<std::size_t N2>
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basic_string&
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assign(basic_string<T, N2, Traits> const& str) {
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return assign(str.begin(), str.size());
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}
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template<std::size_t N2>
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basic_string&
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assign(basic_string<T, N2, Traits> const& str, size_type pos, size_type n) {
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if (str.size() < pos + n) {
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throw std::out_of_range("basic_string<>: index out of range");
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}
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return assign(str.begin() + pos, n);
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}
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basic_string&
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assign(value_type const* s, size_type n) {
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maxcheck(n);
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for (size_type i = 0; i < n; ++i) {
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traits_type::assign(elems[i], s[i]);
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}
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for (size_type i = n; i < static_size; ++i) {
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traits_type::assign(elems[i], value_type());
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}
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len = n;
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return *this;
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}
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basic_string&
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assign(value_type const* s) {
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return assign(s, traits_type::length(s));
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}
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basic_string&
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assign(size_type n, value_type c) {
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maxcheck(n);
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traits_type::assign(begin(), n, c);
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traits_type::assign(begin() + n, static_size - n, value_type());
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len = n;
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return *this;
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}
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template<typename Iterator>
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basic_string&
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assign(Iterator first, Iterator last) {
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size_type n = 0;
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for (; n < static_size || first != last; ++n, ++first) {
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traits_type::assign(elems[n], *first);
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}
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for (size_type i = n; i < static_size; ++i) {
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traits_type::assign(elems[i], value_type());
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}
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len = n;
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return *this;
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}
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void
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swap(basic_string& other)
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SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(std::swap(std::declval<T&>(), std::declval<T&>())))
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{
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std::swap_ranges(other.begin(), other.begin() + other.max_size(), begin());
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sprout::swap(len, other.len);
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}
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// string operations:
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SPROUT_CONSTEXPR const_pointer
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c_str() const SPROUT_NOEXCEPT {
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return data();
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}
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pointer
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data() SPROUT_NOEXCEPT {
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return &elems[0];
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}
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SPROUT_CONSTEXPR const_pointer
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data() const SPROUT_NOEXCEPT {
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return &elems[0];
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}
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template<std::size_t N2>
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SPROUT_CONSTEXPR size_type
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find(basic_string<T, N2, Traits> const& str, size_type pos = 0) const SPROUT_NOEXCEPT {
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return sprout::string_detail::find_impl<basic_string>(begin(), size(), str.begin(), pos, str.size());
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}
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SPROUT_CONSTEXPR size_type
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find(value_type const* s, size_type pos, size_type n) const {
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return sprout::string_detail::find_impl<basic_string>(begin(), size(), s, pos, n);
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}
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SPROUT_CONSTEXPR size_type
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find(value_type const* s, size_type pos = 0) const {
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return find(s, pos, traits_type::length(s));
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}
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SPROUT_CONSTEXPR size_type
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find(value_type c, size_type pos = 0) const {
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return sprout::string_detail::find_c_impl<basic_string>(begin(), size(), c, pos);
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}
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template<std::size_t N2>
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SPROUT_CONSTEXPR size_type
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rfind(basic_string<T, N2, Traits> const& str, size_type pos = npos) const SPROUT_NOEXCEPT {
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return sprout::string_detail::rfind_impl<basic_string>(begin(), size(), str.begin(), pos, str.size());
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}
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SPROUT_CONSTEXPR size_type
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rfind(value_type const* s, size_type pos, size_type n) const {
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return sprout::string_detail::rfind_impl<basic_string>(begin(), size(), s, pos, n);
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}
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SPROUT_CONSTEXPR size_type
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rfind(value_type const* s, size_type pos = npos) const {
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return rfind(s, pos, traits_type::length(s));
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}
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SPROUT_CONSTEXPR size_type
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rfind(value_type c, size_type pos = npos) const {
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return sprout::string_detail::rfind_c_impl<basic_string>(begin(), size(), c, pos);
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}
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template<std::size_t N2>
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SPROUT_CONSTEXPR size_type
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find_first_of(basic_string<T, N2, Traits> const& str, size_type pos = 0) const SPROUT_NOEXCEPT {
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return sprout::string_detail::find_first_of_impl<basic_string>(begin(), size(), str.begin(), pos, str.size());
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}
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SPROUT_CONSTEXPR size_type
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find_first_of(value_type const* s, size_type pos, size_type n) const {
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return sprout::string_detail::find_first_of_impl<basic_string>(begin(), size(), s, pos, n);
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}
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SPROUT_CONSTEXPR size_type
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find_first_of(value_type const* s, size_type pos = 0) const {
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return find_first_of(s, pos, traits_type::length(s));
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}
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SPROUT_CONSTEXPR size_type
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find_first_of(value_type c, size_type pos = 0) const {
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return find(c, pos);
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}
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template<std::size_t N2>
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SPROUT_CONSTEXPR size_type
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find_last_of(basic_string<T, N2, Traits> const& str, size_type pos = npos) const SPROUT_NOEXCEPT {
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return sprout::string_detail::find_last_of_impl<basic_string>(begin(), size(), str.begin(), pos, str.size());
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}
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SPROUT_CONSTEXPR size_type
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find_last_of(value_type const* s, size_type pos, size_type n) const {
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return sprout::string_detail::find_last_of_impl<basic_string>(begin(), size(), s, pos, n);
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}
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SPROUT_CONSTEXPR size_type
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find_last_of(value_type const* s, size_type pos = npos) const {
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return find_last_of(s, pos, traits_type::length(s));
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}
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SPROUT_CONSTEXPR size_type
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find_last_of(value_type c, size_type pos = npos) const {
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return rfind(c, pos);
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}
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template<std::size_t N2>
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SPROUT_CONSTEXPR size_type
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find_first_not_of(basic_string<T, N2, Traits> const& str, size_type pos = 0) const SPROUT_NOEXCEPT {
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return sprout::string_detail::find_first_not_of_impl<basic_string>(begin(), size(), str.begin(), pos, str.size());
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}
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SPROUT_CONSTEXPR size_type
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find_first_not_of(value_type const* s, size_type pos, size_type n) const {
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return sprout::string_detail::find_first_not_of_impl<basic_string>(begin(), size(), s, pos, n);
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}
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SPROUT_CONSTEXPR size_type
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find_first_not_of(value_type const* s, size_type pos = 0) const {
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return find_first_not_of(s, pos, traits_type::length(s));
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}
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SPROUT_CONSTEXPR size_type
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find_first_not_of(value_type c, size_type pos = 0) const {
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return sprout::string_detail::find_first_not_of_c_impl<basic_string>(begin(), size(), c, pos);
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}
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template<std::size_t N2>
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SPROUT_CONSTEXPR size_type
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find_last_not_of(basic_string<T, N2, Traits> const& str, size_type pos = npos) const SPROUT_NOEXCEPT {
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return sprout::string_detail::find_last_not_of_impl<basic_string>(begin(), size(), str.begin(), pos, str.size());
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}
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SPROUT_CONSTEXPR size_type
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find_last_not_of(value_type const* s, size_type pos, size_type n) const {
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return sprout::string_detail::find_last_not_of_impl<basic_string>(begin(), size(), s, pos, n);
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}
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SPROUT_CONSTEXPR size_type
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find_last_not_of(value_type const* s, size_type pos = npos) const {
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return find_last_not_of(s, pos, traits_type::length(s));
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}
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SPROUT_CONSTEXPR size_type
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find_last_not_of(value_type c, size_type pos = npos) const {
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return sprout::string_detail::find_last_not_of_c_impl<basic_string>(begin(), size(), c, pos);
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}
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SPROUT_CONSTEXPR basic_string
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substr(size_type pos = 0, size_type n = npos) const {
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return !(size() < pos) ? n == npos
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? substr(pos, size() - pos)
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: from_c_str(c_str() + pos, n)
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: throw std::out_of_range("basic_string<>: index out of range")
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;
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}
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template<std::size_t N2>
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SPROUT_CONSTEXPR int
|
|
compare(basic_string<T, N2, Traits> const& str) const {
|
|
return compare(0, size(), str.begin(), str.size());
|
|
}
|
|
SPROUT_CONSTEXPR int
|
|
compare(value_type const* s) const {
|
|
return compare(0, size(), s, traits_type::length(s));
|
|
}
|
|
template<std::size_t N2>
|
|
SPROUT_CONSTEXPR int
|
|
compare(size_type pos1, size_type n1, basic_string<T, N2, Traits> const& str) const {
|
|
return compare(pos1, n1, str, 0, npos);
|
|
}
|
|
SPROUT_CONSTEXPR int
|
|
compare(size_type pos1, size_type n1, value_type const* s) const {
|
|
return compare(pos1, n1, s, traits_type::length(s));
|
|
}
|
|
template<std::size_t N2>
|
|
SPROUT_CONSTEXPR int
|
|
compare(size_type pos1, size_type n1, basic_string<T, N2, Traits> const& str, size_type pos2, size_type n2) const {
|
|
return !(str.size() < pos2)
|
|
? compare(pos1, n1, str.begin() + pos2, NS_SSCRISK_CEL_OR_SPROUT::min(n2, str.size() - pos2))
|
|
: throw std::out_of_range("basic_string<>: index out of range")
|
|
;
|
|
}
|
|
SPROUT_CONSTEXPR int
|
|
compare(size_type pos1, size_type n1, value_type const* s, size_type n2) const {
|
|
return !(size() < pos1)
|
|
? sprout::string_detail::compare_impl<basic_string>(begin(), pos1, NS_SSCRISK_CEL_OR_SPROUT::min(n1, size() - pos1), s, n2)
|
|
: throw std::out_of_range("basic_string<>: index out of range")
|
|
;
|
|
}
|
|
// others:
|
|
template<std::size_t N2, typename Enable = typename std::enable_if<(N2 > N)>::type>
|
|
SPROUT_CONSTEXPR operator basic_string<T, N2, Traits>() const {
|
|
return implicit_conversion_impl(
|
|
elems, size(),
|
|
sprout::make_index_tuple<N2>::make()
|
|
);
|
|
}
|
|
#if SPROUT_USE_EXPLICIT_CONVERSION_OPERATORS
|
|
template<typename Allocator>
|
|
explicit operator std::basic_string<T, Traits, Allocator>() const {
|
|
return std::basic_string<T, Traits, Allocator>(data(), size());
|
|
}
|
|
#endif
|
|
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 > static_size) {
|
|
throw std::out_of_range("basic_string<>: index out of range");
|
|
}
|
|
}
|
|
|
|
#if SPROUT_USE_INDEX_ITERATOR_IMPLEMENTATION
|
|
template<typename ConstIterator>
|
|
typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
basic_string&
|
|
>::type
|
|
assign(ConstIterator s, size_type n) {
|
|
maxcheck(n);
|
|
for (size_type i = 0; i < n; ++i) {
|
|
traits_type::assign(elems[i], s[i]);
|
|
}
|
|
for (size_type i = n; i < static_size; ++i) {
|
|
traits_type::assign(elems[i], value_type());
|
|
}
|
|
len = n;
|
|
return *this;
|
|
}
|
|
template<typename ConstIterator>
|
|
typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
basic_string&
|
|
>::type
|
|
assign(ConstIterator s) {
|
|
return assign(s, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
basic_string&
|
|
>::type
|
|
operator=(ConstIterator rhs) {
|
|
return assign(rhs);
|
|
}
|
|
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find(ConstIterator s, size_type pos, size_type n) const {
|
|
return sprout::string_detail::find_impl<basic_string>(begin(), size(), s, pos, n);
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find(ConstIterator s, size_type pos = 0) const {
|
|
return find(s, pos, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
rfind(ConstIterator s, size_type pos, size_type n) const {
|
|
return sprout::string_detail::rfind_impl<basic_string>(begin(), size(), s, pos, n);
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
rfind(ConstIterator s, size_type pos = npos) const {
|
|
return rfind(s, pos, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find_first_of(ConstIterator s, size_type pos, size_type n) const {
|
|
return sprout::string_detail::find_first_of_impl<basic_string>(begin(), size(), s, pos, n);
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find_first_of(ConstIterator s, size_type pos = 0) const {
|
|
return find_first_of(s, pos, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find_last_of(ConstIterator s, size_type pos, size_type n) const {
|
|
return sprout::string_detail::find_last_of_impl<basic_string>(begin(), size(), s, pos, n);
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find_last_of(ConstIterator s, size_type pos = 0) const {
|
|
return find_last_of(s, pos, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find_first_not_of(ConstIterator s, size_type pos, size_type n) const {
|
|
return sprout::string_detail::find_first_not_of_impl<basic_string>(begin(), size(), s, pos, n);
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find_first_not_of(ConstIterator s, size_type pos = 0) const {
|
|
return sprout::string_detail::find_first_not_of_impl<basic_string>(s, pos, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find_last_not_of(ConstIterator s, size_type pos, size_type n) const {
|
|
return sprout::string_detail::find_last_not_of_impl<basic_string>(begin(), size(), s, pos, n);
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
size_type
|
|
>::type
|
|
find_last_not_of(ConstIterator s, size_type pos = npos) const {
|
|
return sprout::string_detail::find_last_not_of_impl<basic_string>(s, pos, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
int
|
|
>::type
|
|
compare(ConstIterator s) const {
|
|
return compare(0, size(), s, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
int
|
|
>::type
|
|
compare(size_type pos1, size_type n1, ConstIterator s) const {
|
|
return compare(pos1, n1, s, traits_type::length(s));
|
|
}
|
|
template<typename ConstIterator>
|
|
SPROUT_CONSTEXPR typename std::enable_if<
|
|
is_string_iterator<ConstIterator>::value,
|
|
int
|
|
>::type
|
|
compare(size_type pos1, size_type n1, ConstIterator s, size_type n2) const {
|
|
return !(size() < pos1)
|
|
? sprout::string_detail::compare_impl<basic_string>(begin(), pos1, NS_SSCRISK_CEL_OR_SPROUT::min(n1, size() - pos1), s, n2)
|
|
: throw std::out_of_range("basic_string<>: index out of range")
|
|
;
|
|
}
|
|
#endif
|
|
};
|
|
template<typename T, std::size_t N, typename Traits>
|
|
SPROUT_CONSTEXPR_OR_CONST typename sprout::basic_string<T, N, Traits>::size_type sprout::basic_string<T, N, Traits>::npos;
|
|
template<typename T, std::size_t N, typename Traits>
|
|
SPROUT_CONSTEXPR_OR_CONST typename sprout::basic_string<T, N, Traits>::size_type sprout::basic_string<T, N, Traits>::static_size;
|
|
|
|
//
|
|
// swap
|
|
//
|
|
template<typename T, std::size_t N, typename Traits>
|
|
inline void
|
|
swap(sprout::basic_string<T, N, Traits>& lhs, sprout::basic_string<T, N, Traits>& rhs)
|
|
SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(lhs.swap(rhs)))
|
|
{
|
|
lhs.swap(rhs);
|
|
}
|
|
|
|
namespace detail {
|
|
template<typename Container>
|
|
struct make_construct_impl;
|
|
|
|
template<typename T, std::size_t N, typename Traits>
|
|
struct make_construct_impl<sprout::basic_string<T, N, Traits> > {
|
|
private:
|
|
typedef sprout::basic_string<T, N, Traits> copied_type;
|
|
private:
|
|
template<std::size_t M>
|
|
static SPROUT_CONSTEXPR typename copied_type::size_type
|
|
length_impl(sprout::array<T, M> const& arr) {
|
|
return sprout::distance(arr.begin(), sprout::find(arr.begin(), arr.end(), T()));
|
|
}
|
|
template<typename... Args, sprout::index_t... Indexes>
|
|
static SPROUT_CONSTEXPR copied_type
|
|
make_impl(typename copied_type::size_type size, sprout::index_tuple<Indexes...>, Args&&... args) {
|
|
return copied_type{{(Indexes < size ? sprout::forward<Args>(args) : T())...}, size};
|
|
}
|
|
public:
|
|
template<typename... Args>
|
|
static SPROUT_CONSTEXPR typename copied_type::size_type
|
|
length(Args&&... args) {
|
|
return length_impl(sprout::make_array<T>(sprout::forward<Args>(args)...));
|
|
}
|
|
template<typename... Args>
|
|
static SPROUT_CONSTEXPR copied_type
|
|
make(Args&&... args) {
|
|
return make_impl(
|
|
length(args...),
|
|
sprout::index_pack<Args...>::make(),
|
|
sprout::forward<Args>(args)...
|
|
);
|
|
}
|
|
template<typename... Args>
|
|
static SPROUT_CONSTEXPR copied_type
|
|
make(typename copied_type::size_type size, Args&&... args) {
|
|
return make_impl(
|
|
size,
|
|
sprout::index_pack<Args...>::make(),
|
|
sprout::forward<Args>(args)...
|
|
);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
|
|
namespace detail {
|
|
template<typename T, std::size_t N, sprout::index_t... Indexes>
|
|
inline SPROUT_CONSTEXPR 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>
|
|
inline SPROUT_CONSTEXPR sprout::basic_string<T, N - 1>
|
|
to_string_impl(T const(& arr)[N]) {
|
|
typedef sprout::char_traits_helper<typename sprout::basic_string<T, N - 1>::traits_type> helper_type;
|
|
return to_string_impl_1(arr, helper_type::length(arr, N - 1), sprout::make_index_tuple<N - 1>::make());
|
|
}
|
|
} // namespace detail
|
|
//
|
|
// to_string
|
|
//
|
|
template<typename T, std::size_t N, typename Traits>
|
|
inline SPROUT_CONSTEXPR sprout::basic_string<T, N, Traits>
|
|
to_string(sprout::basic_string<T, N, Traits> const& s) {
|
|
return s;
|
|
}
|
|
template<typename T, std::size_t N>
|
|
inline SPROUT_CONSTEXPR sprout::basic_string<T, N - 1>
|
|
to_string(T const(& arr)[N]) {
|
|
return sprout::detail::to_string_impl(arr);
|
|
}
|
|
|
|
//
|
|
// string_from_c_str
|
|
//
|
|
template<std::size_t N, typename T>
|
|
inline SPROUT_CONSTEXPR 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>
|
|
inline SPROUT_CONSTEXPR sprout::basic_string<T, N>
|
|
string_from_c_str(T const* s) {
|
|
return sprout::basic_string<T, N>::from_c_str(s);
|
|
}
|
|
template<std::size_t N, typename T, typename Traits>
|
|
inline SPROUT_CONSTEXPR sprout::basic_string<T, N, Traits>
|
|
string_from_c_str(std::basic_string<T, Traits> const& s) {
|
|
return sprout::basic_string<T, N, Traits>::from_c_str(s);
|
|
}
|
|
} // namespace sprout
|
|
|
|
#endif // #ifndef SPROUT_STRING_STRING_HPP
|