| // -*- C++ -*- |
| //===--------------------------- string -----------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP_STRING |
| #define _LIBCPP_STRING |
| |
| /* |
| string synopsis |
| |
| namespace std |
| { |
| |
| template <class stateT> |
| class fpos |
| { |
| private: |
| stateT st; |
| public: |
| fpos(streamoff = streamoff()); |
| |
| operator streamoff() const; |
| |
| stateT state() const; |
| void state(stateT); |
| |
| fpos& operator+=(streamoff); |
| fpos operator+ (streamoff) const; |
| fpos& operator-=(streamoff); |
| fpos operator- (streamoff) const; |
| }; |
| |
| template <class stateT> streamoff operator-(const fpos<stateT>& x, const fpos<stateT>& y); |
| |
| template <class stateT> bool operator==(const fpos<stateT>& x, const fpos<stateT>& y); |
| template <class stateT> bool operator!=(const fpos<stateT>& x, const fpos<stateT>& y); |
| |
| template <class charT> |
| struct char_traits |
| { |
| typedef charT char_type; |
| typedef ... int_type; |
| typedef streamoff off_type; |
| typedef streampos pos_type; |
| typedef mbstate_t state_type; |
| |
| static void assign(char_type& c1, const char_type& c2) noexcept; |
| static constexpr bool eq(char_type c1, char_type c2) noexcept; |
| static constexpr bool lt(char_type c1, char_type c2) noexcept; |
| |
| static int compare(const char_type* s1, const char_type* s2, size_t n); |
| static size_t length(const char_type* s); |
| static const char_type* find(const char_type* s, size_t n, const char_type& a); |
| static char_type* move(char_type* s1, const char_type* s2, size_t n); |
| static char_type* copy(char_type* s1, const char_type* s2, size_t n); |
| static char_type* assign(char_type* s, size_t n, char_type a); |
| |
| static constexpr int_type not_eof(int_type c) noexcept; |
| static constexpr char_type to_char_type(int_type c) noexcept; |
| static constexpr int_type to_int_type(char_type c) noexcept; |
| static constexpr bool eq_int_type(int_type c1, int_type c2) noexcept; |
| static constexpr int_type eof() noexcept; |
| }; |
| |
| template <> struct char_traits<char>; |
| template <> struct char_traits<wchar_t>; |
| |
| template<class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> > |
| class basic_string |
| { |
| public: |
| // types: |
| typedef traits traits_type; |
| typedef typename traits_type::char_type value_type; |
| typedef Allocator allocator_type; |
| typedef typename allocator_type::size_type size_type; |
| typedef typename allocator_type::difference_type difference_type; |
| typedef typename allocator_type::reference reference; |
| typedef typename allocator_type::const_reference const_reference; |
| typedef typename allocator_type::pointer pointer; |
| typedef typename allocator_type::const_pointer const_pointer; |
| typedef implementation-defined iterator; |
| typedef implementation-defined const_iterator; |
| typedef std::reverse_iterator<iterator> reverse_iterator; |
| typedef std::reverse_iterator<const_iterator> const_reverse_iterator; |
| |
| static const size_type npos = -1; |
| |
| basic_string() |
| noexcept(is_nothrow_default_constructible<allocator_type>::value); |
| explicit basic_string(const allocator_type& a); |
| basic_string(const basic_string& str); |
| basic_string(basic_string&& str) |
| noexcept(is_nothrow_move_constructible<allocator_type>::value); |
| basic_string(const basic_string& str, size_type pos, size_type n = npos, |
| const allocator_type& a = allocator_type()); |
| basic_string(const value_type* s, const allocator_type& a = allocator_type()); |
| basic_string(const value_type* s, size_type n, const allocator_type& a = allocator_type()); |
| basic_string(size_type n, value_type c, const allocator_type& a = allocator_type()); |
| template<class InputIterator> |
| basic_string(InputIterator begin, InputIterator end, |
| const allocator_type& a = allocator_type()); |
| basic_string(initializer_list<value_type>, const Allocator& = Allocator()); |
| basic_string(const basic_string&, const Allocator&); |
| basic_string(basic_string&&, const Allocator&); |
| |
| ~basic_string(); |
| |
| basic_string& operator=(const basic_string& str); |
| basic_string& operator=(basic_string&& str) |
| noexcept( |
| allocator_type::propagate_on_container_move_assignment::value && |
| is_nothrow_move_assignable<allocator_type>::value); |
| basic_string& operator=(const value_type* s); |
| basic_string& operator=(value_type c); |
| basic_string& operator=(initializer_list<value_type>); |
| |
| iterator begin() noexcept; |
| const_iterator begin() const noexcept; |
| iterator end() noexcept; |
| const_iterator end() const noexcept; |
| |
| reverse_iterator rbegin() noexcept; |
| const_reverse_iterator rbegin() const noexcept; |
| reverse_iterator rend() noexcept; |
| const_reverse_iterator rend() const noexcept; |
| |
| const_iterator cbegin() const noexcept; |
| const_iterator cend() const noexcept; |
| const_reverse_iterator crbegin() const noexcept; |
| const_reverse_iterator crend() const noexcept; |
| |
| size_type size() const noexcept; |
| size_type length() const noexcept; |
| size_type max_size() const noexcept; |
| size_type capacity() const noexcept; |
| |
| void resize(size_type n, value_type c); |
| void resize(size_type n); |
| |
| void reserve(size_type res_arg = 0); |
| void shrink_to_fit(); |
| void clear() noexcept; |
| bool empty() const noexcept; |
| |
| const_reference operator[](size_type pos) const; |
| reference operator[](size_type pos); |
| |
| const_reference at(size_type n) const; |
| reference at(size_type n); |
| |
| basic_string& operator+=(const basic_string& str); |
| basic_string& operator+=(const value_type* s); |
| basic_string& operator+=(value_type c); |
| basic_string& operator+=(initializer_list<value_type>); |
| |
| basic_string& append(const basic_string& str); |
| basic_string& append(const basic_string& str, size_type pos, size_type n=npos); //C++14 |
| basic_string& append(const value_type* s, size_type n); |
| basic_string& append(const value_type* s); |
| basic_string& append(size_type n, value_type c); |
| template<class InputIterator> |
| basic_string& append(InputIterator first, InputIterator last); |
| basic_string& append(initializer_list<value_type>); |
| |
| void push_back(value_type c); |
| void pop_back(); |
| reference front(); |
| const_reference front() const; |
| reference back(); |
| const_reference back() const; |
| |
| basic_string& assign(const basic_string& str); |
| basic_string& assign(basic_string&& str); |
| basic_string& assign(const basic_string& str, size_type pos, size_type n=npos); // C++14 |
| basic_string& assign(const value_type* s, size_type n); |
| basic_string& assign(const value_type* s); |
| basic_string& assign(size_type n, value_type c); |
| template<class InputIterator> |
| basic_string& assign(InputIterator first, InputIterator last); |
| basic_string& assign(initializer_list<value_type>); |
| |
| basic_string& insert(size_type pos1, const basic_string& str); |
| basic_string& insert(size_type pos1, const basic_string& str, |
| size_type pos2, size_type n); |
| basic_string& insert(size_type pos, const value_type* s, size_type n=npos); //C++14 |
| basic_string& insert(size_type pos, const value_type* s); |
| basic_string& insert(size_type pos, size_type n, value_type c); |
| iterator insert(const_iterator p, value_type c); |
| iterator insert(const_iterator p, size_type n, value_type c); |
| template<class InputIterator> |
| iterator insert(const_iterator p, InputIterator first, InputIterator last); |
| iterator insert(const_iterator p, initializer_list<value_type>); |
| |
| basic_string& erase(size_type pos = 0, size_type n = npos); |
| iterator erase(const_iterator position); |
| iterator erase(const_iterator first, const_iterator last); |
| |
| basic_string& replace(size_type pos1, size_type n1, const basic_string& str); |
| basic_string& replace(size_type pos1, size_type n1, const basic_string& str, |
| size_type pos2, size_type n2=npos); // C++14 |
| basic_string& replace(size_type pos, size_type n1, const value_type* s, size_type n2); |
| basic_string& replace(size_type pos, size_type n1, const value_type* s); |
| basic_string& replace(size_type pos, size_type n1, size_type n2, value_type c); |
| basic_string& replace(const_iterator i1, const_iterator i2, const basic_string& str); |
| basic_string& replace(const_iterator i1, const_iterator i2, const value_type* s, size_type n); |
| basic_string& replace(const_iterator i1, const_iterator i2, const value_type* s); |
| basic_string& replace(const_iterator i1, const_iterator i2, size_type n, value_type c); |
| template<class InputIterator> |
| basic_string& replace(const_iterator i1, const_iterator i2, InputIterator j1, InputIterator j2); |
| basic_string& replace(const_iterator i1, const_iterator i2, initializer_list<value_type>); |
| |
| size_type copy(value_type* s, size_type n, size_type pos = 0) const; |
| basic_string substr(size_type pos = 0, size_type n = npos) const; |
| |
| void swap(basic_string& str) |
| noexcept(!allocator_type::propagate_on_container_swap::value || |
| __is_nothrow_swappable<allocator_type>::value) |
| |
| const value_type* c_str() const noexcept; |
| const value_type* data() const noexcept; |
| |
| allocator_type get_allocator() const noexcept; |
| |
| size_type find(const basic_string& str, size_type pos = 0) const noexcept; |
| size_type find(const value_type* s, size_type pos, size_type n) const noexcept; |
| size_type find(const value_type* s, size_type pos = 0) const noexcept; |
| size_type find(value_type c, size_type pos = 0) const noexcept; |
| |
| size_type rfind(const basic_string& str, size_type pos = npos) const noexcept; |
| size_type rfind(const value_type* s, size_type pos, size_type n) const noexcept; |
| size_type rfind(const value_type* s, size_type pos = npos) const noexcept; |
| size_type rfind(value_type c, size_type pos = npos) const noexcept; |
| |
| size_type find_first_of(const basic_string& str, size_type pos = 0) const noexcept; |
| size_type find_first_of(const value_type* s, size_type pos, size_type n) const noexcept; |
| size_type find_first_of(const value_type* s, size_type pos = 0) const noexcept; |
| size_type find_first_of(value_type c, size_type pos = 0) const noexcept; |
| |
| size_type find_last_of(const basic_string& str, size_type pos = npos) const noexcept; |
| size_type find_last_of(const value_type* s, size_type pos, size_type n) const noexcept; |
| size_type find_last_of(const value_type* s, size_type pos = npos) const noexcept; |
| size_type find_last_of(value_type c, size_type pos = npos) const noexcept; |
| |
| size_type find_first_not_of(const basic_string& str, size_type pos = 0) const noexcept; |
| size_type find_first_not_of(const value_type* s, size_type pos, size_type n) const noexcept; |
| size_type find_first_not_of(const value_type* s, size_type pos = 0) const noexcept; |
| size_type find_first_not_of(value_type c, size_type pos = 0) const noexcept; |
| |
| size_type find_last_not_of(const basic_string& str, size_type pos = npos) const noexcept; |
| size_type find_last_not_of(const value_type* s, size_type pos, size_type n) const noexcept; |
| size_type find_last_not_of(const value_type* s, size_type pos = npos) const noexcept; |
| size_type find_last_not_of(value_type c, size_type pos = npos) const noexcept; |
| |
| int compare(const basic_string& str) const noexcept; |
| int compare(size_type pos1, size_type n1, const basic_string& str) const; |
| int compare(size_type pos1, size_type n1, const basic_string& str, |
| size_type pos2, size_type n2=npos) const; // C++14 |
| int compare(const value_type* s) const noexcept; |
| int compare(size_type pos1, size_type n1, const value_type* s) const; |
| int compare(size_type pos1, size_type n1, const value_type* s, size_type n2) const; |
| |
| bool __invariants() const; |
| }; |
| |
| template<class charT, class traits, class Allocator> |
| basic_string<charT, traits, Allocator> |
| operator+(const basic_string<charT, traits, Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs); |
| |
| template<class charT, class traits, class Allocator> |
| basic_string<charT, traits, Allocator> |
| operator+(const charT* lhs , const basic_string<charT,traits,Allocator>&rhs); |
| |
| template<class charT, class traits, class Allocator> |
| basic_string<charT, traits, Allocator> |
| operator+(charT lhs, const basic_string<charT,traits,Allocator>& rhs); |
| |
| template<class charT, class traits, class Allocator> |
| basic_string<charT, traits, Allocator> |
| operator+(const basic_string<charT, traits, Allocator>& lhs, const charT* rhs); |
| |
| template<class charT, class traits, class Allocator> |
| basic_string<charT, traits, Allocator> |
| operator+(const basic_string<charT, traits, Allocator>& lhs, charT rhs); |
| |
| template<class charT, class traits, class Allocator> |
| bool operator==(const basic_string<charT, traits, Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator==(const charT* lhs, const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator==(const basic_string<charT,traits,Allocator>& lhs, const charT* rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator!=(const basic_string<charT,traits,Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator!=(const charT* lhs, const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator!=(const basic_string<charT, traits, Allocator>& lhs, const charT* rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator< (const basic_string<charT, traits, Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator< (const basic_string<charT, traits, Allocator>& lhs, const charT* rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator< (const charT* lhs, const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator> (const basic_string<charT, traits, Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator> (const basic_string<charT, traits, Allocator>& lhs, const charT* rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator> (const charT* lhs, const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator<=(const basic_string<charT, traits, Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator<=(const basic_string<charT, traits, Allocator>& lhs, const charT* rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator<=(const charT* lhs, const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator>=(const basic_string<charT, traits, Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator>=(const basic_string<charT, traits, Allocator>& lhs, const charT* rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| bool operator>=(const charT* lhs, const basic_string<charT, traits, Allocator>& rhs) noexcept; |
| |
| template<class charT, class traits, class Allocator> |
| void swap(basic_string<charT, traits, Allocator>& lhs, |
| basic_string<charT, traits, Allocator>& rhs) |
| noexcept(noexcept(lhs.swap(rhs))); |
| |
| template<class charT, class traits, class Allocator> |
| basic_istream<charT, traits>& |
| operator>>(basic_istream<charT, traits>& is, basic_string<charT, traits, Allocator>& str); |
| |
| template<class charT, class traits, class Allocator> |
| basic_ostream<charT, traits>& |
| operator<<(basic_ostream<charT, traits>& os, const basic_string<charT, traits, Allocator>& str); |
| |
| template<class charT, class traits, class Allocator> |
| basic_istream<charT, traits>& |
| getline(basic_istream<charT, traits>& is, basic_string<charT, traits, Allocator>& str, |
| charT delim); |
| |
| template<class charT, class traits, class Allocator> |
| basic_istream<charT, traits>& |
| getline(basic_istream<charT, traits>& is, basic_string<charT, traits, Allocator>& str); |
| |
| typedef basic_string<char> string; |
| typedef basic_string<wchar_t> wstring; |
| typedef basic_string<char16_t> u16string; |
| typedef basic_string<char32_t> u32string; |
| |
| int stoi (const string& str, size_t* idx = 0, int base = 10); |
| long stol (const string& str, size_t* idx = 0, int base = 10); |
| unsigned long stoul (const string& str, size_t* idx = 0, int base = 10); |
| long long stoll (const string& str, size_t* idx = 0, int base = 10); |
| unsigned long long stoull(const string& str, size_t* idx = 0, int base = 10); |
| |
| float stof (const string& str, size_t* idx = 0); |
| double stod (const string& str, size_t* idx = 0); |
| long double stold(const string& str, size_t* idx = 0); |
| |
| string to_string(int val); |
| string to_string(unsigned val); |
| string to_string(long val); |
| string to_string(unsigned long val); |
| string to_string(long long val); |
| string to_string(unsigned long long val); |
| string to_string(float val); |
| string to_string(double val); |
| string to_string(long double val); |
| |
| int stoi (const wstring& str, size_t* idx = 0, int base = 10); |
| long stol (const wstring& str, size_t* idx = 0, int base = 10); |
| unsigned long stoul (const wstring& str, size_t* idx = 0, int base = 10); |
| long long stoll (const wstring& str, size_t* idx = 0, int base = 10); |
| unsigned long long stoull(const wstring& str, size_t* idx = 0, int base = 10); |
| |
| float stof (const wstring& str, size_t* idx = 0); |
| double stod (const wstring& str, size_t* idx = 0); |
| long double stold(const wstring& str, size_t* idx = 0); |
| |
| wstring to_wstring(int val); |
| wstring to_wstring(unsigned val); |
| wstring to_wstring(long val); |
| wstring to_wstring(unsigned long val); |
| wstring to_wstring(long long val); |
| wstring to_wstring(unsigned long long val); |
| wstring to_wstring(float val); |
| wstring to_wstring(double val); |
| wstring to_wstring(long double val); |
| |
| template <> struct hash<string>; |
| template <> struct hash<u16string>; |
| template <> struct hash<u32string>; |
| template <> struct hash<wstring>; |
| |
| basic_string<char> operator "" s( const char *str, size_t len ); // C++14 |
| basic_string<wchar_t> operator "" s( const wchar_t *str, size_t len ); // C++14 |
| basic_string<char16_t> operator "" s( const char16_t *str, size_t len ); // C++14 |
| basic_string<char32_t> operator "" s( const char32_t *str, size_t len ); // C++14 |
| |
| } // std |
| |
| */ |
| |
| #include <__config> |
| #include <iosfwd> |
| #include <cstring> |
| #include <cstdio> // For EOF. |
| #include <cwchar> |
| #include <algorithm> |
| #include <iterator> |
| #include <utility> |
| #include <memory> |
| #include <stdexcept> |
| #include <type_traits> |
| #include <initializer_list> |
| #include <__functional_base> |
| #ifndef _LIBCPP_HAS_NO_UNICODE_CHARS |
| #include <cstdint> |
| #endif |
| #if defined(_LIBCPP_NO_EXCEPTIONS) |
| #include <cassert> |
| #endif |
| |
| #include <__undef_min_max> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| #pragma GCC system_header |
| #endif |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| // fpos |
| |
| template <class _StateT> |
| class _LIBCPP_TYPE_VIS_ONLY fpos |
| { |
| private: |
| _StateT __st_; |
| streamoff __off_; |
| public: |
| _LIBCPP_INLINE_VISIBILITY fpos(streamoff __off = streamoff()) : __st_(), __off_(__off) {} |
| |
| _LIBCPP_INLINE_VISIBILITY operator streamoff() const {return __off_;} |
| |
| _LIBCPP_INLINE_VISIBILITY _StateT state() const {return __st_;} |
| _LIBCPP_INLINE_VISIBILITY void state(_StateT __st) {__st_ = __st;} |
| |
| _LIBCPP_INLINE_VISIBILITY fpos& operator+=(streamoff __off) {__off_ += __off; return *this;} |
| _LIBCPP_INLINE_VISIBILITY fpos operator+ (streamoff __off) const {fpos __t(*this); __t += __off; return __t;} |
| _LIBCPP_INLINE_VISIBILITY fpos& operator-=(streamoff __off) {__off_ -= __off; return *this;} |
| _LIBCPP_INLINE_VISIBILITY fpos operator- (streamoff __off) const {fpos __t(*this); __t -= __off; return __t;} |
| }; |
| |
| template <class _StateT> |
| inline _LIBCPP_INLINE_VISIBILITY |
| streamoff operator-(const fpos<_StateT>& __x, const fpos<_StateT>& __y) |
| {return streamoff(__x) - streamoff(__y);} |
| |
| template <class _StateT> |
| inline _LIBCPP_INLINE_VISIBILITY |
| bool operator==(const fpos<_StateT>& __x, const fpos<_StateT>& __y) |
| {return streamoff(__x) == streamoff(__y);} |
| |
| template <class _StateT> |
| inline _LIBCPP_INLINE_VISIBILITY |
| bool operator!=(const fpos<_StateT>& __x, const fpos<_StateT>& __y) |
| {return streamoff(__x) != streamoff(__y);} |
| |
| // char_traits |
| |
| template <class _CharT> |
| struct _LIBCPP_TYPE_VIS_ONLY char_traits |
| { |
| typedef _CharT char_type; |
| typedef int int_type; |
| typedef streamoff off_type; |
| typedef streampos pos_type; |
| typedef mbstate_t state_type; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static void assign(char_type& __c1, const char_type& __c2) _NOEXCEPT |
| {__c1 = __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool lt(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 < __c2;} |
| |
| static int compare(const char_type* __s1, const char_type* __s2, size_t __n); |
| static size_t length(const char_type* __s); |
| static const char_type* find(const char_type* __s, size_t __n, const char_type& __a); |
| static char_type* move(char_type* __s1, const char_type* __s2, size_t __n); |
| static char_type* copy(char_type* __s1, const char_type* __s2, size_t __n); |
| static char_type* assign(char_type* __s, size_t __n, char_type __a); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type not_eof(int_type __c) _NOEXCEPT |
| {return eq_int_type(__c, eof()) ? ~eof() : __c;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR char_type to_char_type(int_type __c) _NOEXCEPT |
| {return char_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type to_int_type(char_type __c) _NOEXCEPT |
| {return int_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq_int_type(int_type __c1, int_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type eof() _NOEXCEPT |
| {return int_type(EOF);} |
| }; |
| |
| template <class _CharT> |
| int |
| char_traits<_CharT>::compare(const char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| for (; __n; --__n, ++__s1, ++__s2) |
| { |
| if (lt(*__s1, *__s2)) |
| return -1; |
| if (lt(*__s2, *__s1)) |
| return 1; |
| } |
| return 0; |
| } |
| |
| template <class _CharT> |
| inline _LIBCPP_INLINE_VISIBILITY |
| size_t |
| char_traits<_CharT>::length(const char_type* __s) |
| { |
| size_t __len = 0; |
| for (; !eq(*__s, char_type(0)); ++__s) |
| ++__len; |
| return __len; |
| } |
| |
| template <class _CharT> |
| inline _LIBCPP_INLINE_VISIBILITY |
| const _CharT* |
| char_traits<_CharT>::find(const char_type* __s, size_t __n, const char_type& __a) |
| { |
| for (; __n; --__n) |
| { |
| if (eq(*__s, __a)) |
| return __s; |
| ++__s; |
| } |
| return 0; |
| } |
| |
| template <class _CharT> |
| _CharT* |
| char_traits<_CharT>::move(char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| char_type* __r = __s1; |
| if (__s1 < __s2) |
| { |
| for (; __n; --__n, ++__s1, ++__s2) |
| assign(*__s1, *__s2); |
| } |
| else if (__s2 < __s1) |
| { |
| __s1 += __n; |
| __s2 += __n; |
| for (; __n; --__n) |
| assign(*--__s1, *--__s2); |
| } |
| return __r; |
| } |
| |
| template <class _CharT> |
| inline _LIBCPP_INLINE_VISIBILITY |
| _CharT* |
| char_traits<_CharT>::copy(char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range"); |
| char_type* __r = __s1; |
| for (; __n; --__n, ++__s1, ++__s2) |
| assign(*__s1, *__s2); |
| return __r; |
| } |
| |
| template <class _CharT> |
| inline _LIBCPP_INLINE_VISIBILITY |
| _CharT* |
| char_traits<_CharT>::assign(char_type* __s, size_t __n, char_type __a) |
| { |
| char_type* __r = __s; |
| for (; __n; --__n, ++__s) |
| assign(*__s, __a); |
| return __r; |
| } |
| |
| // char_traits<char> |
| |
| template <> |
| struct _LIBCPP_TYPE_VIS_ONLY char_traits<char> |
| { |
| typedef char char_type; |
| typedef int int_type; |
| typedef streamoff off_type; |
| typedef streampos pos_type; |
| typedef mbstate_t state_type; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static void assign(char_type& __c1, const char_type& __c2) _NOEXCEPT |
| {__c1 = __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool lt(char_type __c1, char_type __c2) _NOEXCEPT |
| {return (unsigned char)__c1 < (unsigned char)__c2;} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static int compare(const char_type* __s1, const char_type* __s2, size_t __n) |
| {return memcmp(__s1, __s2, __n);} |
| _LIBCPP_INLINE_VISIBILITY |
| static size_t length(const char_type* __s) {return strlen(__s);} |
| _LIBCPP_INLINE_VISIBILITY |
| static const char_type* find(const char_type* __s, size_t __n, const char_type& __a) |
| {return (const char_type*)memchr(__s, to_int_type(__a), __n);} |
| _LIBCPP_INLINE_VISIBILITY |
| static char_type* move(char_type* __s1, const char_type* __s2, size_t __n) |
| {return (char_type*)memmove(__s1, __s2, __n);} |
| _LIBCPP_INLINE_VISIBILITY |
| static char_type* copy(char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range"); |
| return (char_type*)memcpy(__s1, __s2, __n); |
| } |
| _LIBCPP_INLINE_VISIBILITY |
| static char_type* assign(char_type* __s, size_t __n, char_type __a) |
| {return (char_type*)memset(__s, to_int_type(__a), __n);} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type not_eof(int_type __c) _NOEXCEPT |
| {return eq_int_type(__c, eof()) ? ~eof() : __c;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR char_type to_char_type(int_type __c) _NOEXCEPT |
| {return char_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type to_int_type(char_type __c) _NOEXCEPT |
| {return int_type((unsigned char)__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq_int_type(int_type __c1, int_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type eof() _NOEXCEPT |
| {return int_type(EOF);} |
| }; |
| |
| // char_traits<wchar_t> |
| |
| template <> |
| struct _LIBCPP_TYPE_VIS_ONLY char_traits<wchar_t> |
| { |
| typedef wchar_t char_type; |
| typedef wint_t int_type; |
| typedef streamoff off_type; |
| typedef streampos pos_type; |
| typedef mbstate_t state_type; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static void assign(char_type& __c1, const char_type& __c2) _NOEXCEPT |
| {__c1 = __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool lt(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 < __c2;} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static int compare(const char_type* __s1, const char_type* __s2, size_t __n) |
| {return wmemcmp(__s1, __s2, __n);} |
| _LIBCPP_INLINE_VISIBILITY |
| static size_t length(const char_type* __s) |
| {return wcslen(__s);} |
| _LIBCPP_INLINE_VISIBILITY |
| static const char_type* find(const char_type* __s, size_t __n, const char_type& __a) |
| {return (const char_type*)wmemchr(__s, __a, __n);} |
| _LIBCPP_INLINE_VISIBILITY |
| static char_type* move(char_type* __s1, const char_type* __s2, size_t __n) |
| {return (char_type*)wmemmove(__s1, __s2, __n);} |
| _LIBCPP_INLINE_VISIBILITY |
| static char_type* copy(char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range"); |
| return (char_type*)wmemcpy(__s1, __s2, __n); |
| } |
| _LIBCPP_INLINE_VISIBILITY |
| static char_type* assign(char_type* __s, size_t __n, char_type __a) |
| {return (char_type*)wmemset(__s, __a, __n);} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type not_eof(int_type __c) _NOEXCEPT |
| {return eq_int_type(__c, eof()) ? ~eof() : __c;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR char_type to_char_type(int_type __c) _NOEXCEPT |
| {return char_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type to_int_type(char_type __c) _NOEXCEPT |
| {return int_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq_int_type(int_type __c1, int_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type eof() _NOEXCEPT |
| {return int_type(WEOF);} |
| }; |
| |
| #ifndef _LIBCPP_HAS_NO_UNICODE_CHARS |
| |
| template <> |
| struct _LIBCPP_TYPE_VIS_ONLY char_traits<char16_t> |
| { |
| typedef char16_t char_type; |
| typedef uint_least16_t int_type; |
| typedef streamoff off_type; |
| typedef u16streampos pos_type; |
| typedef mbstate_t state_type; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static void assign(char_type& __c1, const char_type& __c2) _NOEXCEPT |
| {__c1 = __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool lt(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 < __c2;} |
| |
| static int compare(const char_type* __s1, const char_type* __s2, size_t __n); |
| static size_t length(const char_type* __s); |
| static const char_type* find(const char_type* __s, size_t __n, const char_type& __a); |
| static char_type* move(char_type* __s1, const char_type* __s2, size_t __n); |
| static char_type* copy(char_type* __s1, const char_type* __s2, size_t __n); |
| static char_type* assign(char_type* __s, size_t __n, char_type __a); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type not_eof(int_type __c) _NOEXCEPT |
| {return eq_int_type(__c, eof()) ? ~eof() : __c;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR char_type to_char_type(int_type __c) _NOEXCEPT |
| {return char_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type to_int_type(char_type __c) _NOEXCEPT |
| {return int_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq_int_type(int_type __c1, int_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type eof() _NOEXCEPT |
| {return int_type(0xDFFF);} |
| }; |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| int |
| char_traits<char16_t>::compare(const char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| for (; __n; --__n, ++__s1, ++__s2) |
| { |
| if (lt(*__s1, *__s2)) |
| return -1; |
| if (lt(*__s2, *__s1)) |
| return 1; |
| } |
| return 0; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| size_t |
| char_traits<char16_t>::length(const char_type* __s) |
| { |
| size_t __len = 0; |
| for (; !eq(*__s, char_type(0)); ++__s) |
| ++__len; |
| return __len; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| const char16_t* |
| char_traits<char16_t>::find(const char_type* __s, size_t __n, const char_type& __a) |
| { |
| for (; __n; --__n) |
| { |
| if (eq(*__s, __a)) |
| return __s; |
| ++__s; |
| } |
| return 0; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| char16_t* |
| char_traits<char16_t>::move(char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| char_type* __r = __s1; |
| if (__s1 < __s2) |
| { |
| for (; __n; --__n, ++__s1, ++__s2) |
| assign(*__s1, *__s2); |
| } |
| else if (__s2 < __s1) |
| { |
| __s1 += __n; |
| __s2 += __n; |
| for (; __n; --__n) |
| assign(*--__s1, *--__s2); |
| } |
| return __r; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| char16_t* |
| char_traits<char16_t>::copy(char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range"); |
| char_type* __r = __s1; |
| for (; __n; --__n, ++__s1, ++__s2) |
| assign(*__s1, *__s2); |
| return __r; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| char16_t* |
| char_traits<char16_t>::assign(char_type* __s, size_t __n, char_type __a) |
| { |
| char_type* __r = __s; |
| for (; __n; --__n, ++__s) |
| assign(*__s, __a); |
| return __r; |
| } |
| |
| template <> |
| struct _LIBCPP_TYPE_VIS_ONLY char_traits<char32_t> |
| { |
| typedef char32_t char_type; |
| typedef uint_least32_t int_type; |
| typedef streamoff off_type; |
| typedef u32streampos pos_type; |
| typedef mbstate_t state_type; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static void assign(char_type& __c1, const char_type& __c2) _NOEXCEPT |
| {__c1 = __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool lt(char_type __c1, char_type __c2) _NOEXCEPT |
| {return __c1 < __c2;} |
| |
| static int compare(const char_type* __s1, const char_type* __s2, size_t __n); |
| static size_t length(const char_type* __s); |
| static const char_type* find(const char_type* __s, size_t __n, const char_type& __a); |
| static char_type* move(char_type* __s1, const char_type* __s2, size_t __n); |
| static char_type* copy(char_type* __s1, const char_type* __s2, size_t __n); |
| static char_type* assign(char_type* __s, size_t __n, char_type __a); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type not_eof(int_type __c) _NOEXCEPT |
| {return eq_int_type(__c, eof()) ? ~eof() : __c;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR char_type to_char_type(int_type __c) _NOEXCEPT |
| {return char_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type to_int_type(char_type __c) _NOEXCEPT |
| {return int_type(__c);} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR bool eq_int_type(int_type __c1, int_type __c2) _NOEXCEPT |
| {return __c1 == __c2;} |
| _LIBCPP_INLINE_VISIBILITY |
| static _LIBCPP_CONSTEXPR int_type eof() _NOEXCEPT |
| {return int_type(0xFFFFFFFF);} |
| }; |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| int |
| char_traits<char32_t>::compare(const char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| for (; __n; --__n, ++__s1, ++__s2) |
| { |
| if (lt(*__s1, *__s2)) |
| return -1; |
| if (lt(*__s2, *__s1)) |
| return 1; |
| } |
| return 0; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| size_t |
| char_traits<char32_t>::length(const char_type* __s) |
| { |
| size_t __len = 0; |
| for (; !eq(*__s, char_type(0)); ++__s) |
| ++__len; |
| return __len; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| const char32_t* |
| char_traits<char32_t>::find(const char_type* __s, size_t __n, const char_type& __a) |
| { |
| for (; __n; --__n) |
| { |
| if (eq(*__s, __a)) |
| return __s; |
| ++__s; |
| } |
| return 0; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| char32_t* |
| char_traits<char32_t>::move(char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| char_type* __r = __s1; |
| if (__s1 < __s2) |
| { |
| for (; __n; --__n, ++__s1, ++__s2) |
| assign(*__s1, *__s2); |
| } |
| else if (__s2 < __s1) |
| { |
| __s1 += __n; |
| __s2 += __n; |
| for (; __n; --__n) |
| assign(*--__s1, *--__s2); |
| } |
| return __r; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| char32_t* |
| char_traits<char32_t>::copy(char_type* __s1, const char_type* __s2, size_t __n) |
| { |
| _LIBCPP_ASSERT(__s2 < __s1 || __s2 >= __s1+__n, "char_traits::copy overlapped range"); |
| char_type* __r = __s1; |
| for (; __n; --__n, ++__s1, ++__s2) |
| assign(*__s1, *__s2); |
| return __r; |
| } |
| |
| inline _LIBCPP_INLINE_VISIBILITY |
| char32_t* |
| char_traits<char32_t>::assign(char_type* __s, size_t __n, char_type __a) |
| { |
| char_type* __r = __s; |
| for (; __n; --__n, ++__s) |
| assign(*__s, __a); |
| return __r; |
| } |
| |
| #endif // _LIBCPP_HAS_NO_UNICODE_CHARS |
| |
| // helper fns for basic_string |
| |
| // __str_find |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_find(const _CharT *__p, _SizeT __sz, |
| _CharT __c, _SizeT __pos) _NOEXCEPT |
| { |
| if (__pos >= __sz) |
| return __npos; |
| const _CharT* __r = _Traits::find(__p + __pos, __sz - __pos, __c); |
| if (__r == 0) |
| return __npos; |
| return static_cast<_SizeT>(__r - __p); |
| } |
| |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_find(const _CharT *__p, _SizeT __sz, |
| const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT |
| { |
| if (__pos > __sz || __sz - __pos < __n) |
| return __npos; |
| if (__n == 0) |
| return __pos; |
| const _CharT* __r = |
| _VSTD::__search(__p + __pos, __p + __sz, |
| __s, __s + __n, _Traits::eq, |
| random_access_iterator_tag(), random_access_iterator_tag()); |
| if (__r == __p + __sz) |
| return __npos; |
| return static_cast<_SizeT>(__r - __p); |
| } |
| |
| |
| // __str_rfind |
| |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_rfind(const _CharT *__p, _SizeT __sz, |
| _CharT __c, _SizeT __pos) _NOEXCEPT |
| { |
| if (__sz < 1) |
| return __npos; |
| if (__pos < __sz) |
| ++__pos; |
| else |
| __pos = __sz; |
| for (const _CharT* __ps = __p + __pos; __ps != __p;) |
| { |
| if (_Traits::eq(*--__ps, __c)) |
| return static_cast<_SizeT>(__ps - __p); |
| } |
| return __npos; |
| } |
| |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_rfind(const _CharT *__p, _SizeT __sz, |
| const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT |
| { |
| __pos = _VSTD::min(__pos, __sz); |
| if (__n < __sz - __pos) |
| __pos += __n; |
| else |
| __pos = __sz; |
| const _CharT* __r = _VSTD::__find_end( |
| __p, __p + __pos, __s, __s + __n, _Traits::eq, |
| random_access_iterator_tag(), random_access_iterator_tag()); |
| if (__n > 0 && __r == __p + __pos) |
| return __npos; |
| return static_cast<_SizeT>(__r - __p); |
| } |
| |
| // __str_find_first_of |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_find_first_of(const _CharT *__p, _SizeT __sz, |
| const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT |
| { |
| if (__pos >= __sz || __n == 0) |
| return __npos; |
| const _CharT* __r = _VSTD::__find_first_of_ce |
| (__p + __pos, __p + __sz, __s, __s + __n, _Traits::eq ); |
| if (__r == __p + __sz) |
| return __npos; |
| return static_cast<_SizeT>(__r - __p); |
| } |
| |
| |
| // __str_find_last_of |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_find_last_of(const _CharT *__p, _SizeT __sz, |
| const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT |
| { |
| if (__n != 0) |
| { |
| if (__pos < __sz) |
| ++__pos; |
| else |
| __pos = __sz; |
| for (const _CharT* __ps = __p + __pos; __ps != __p;) |
| { |
| const _CharT* __r = _Traits::find(__s, __n, *--__ps); |
| if (__r) |
| return static_cast<_SizeT>(__ps - __p); |
| } |
| } |
| return __npos; |
| } |
| |
| |
| // __str_find_first_not_of |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_find_first_not_of(const _CharT *__p, _SizeT __sz, |
| const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT |
| { |
| if (__pos < __sz) |
| { |
| const _CharT* __pe = __p + __sz; |
| for (const _CharT* __ps = __p + __pos; __ps != __pe; ++__ps) |
| if (_Traits::find(__s, __n, *__ps) == 0) |
| return static_cast<_SizeT>(__ps - __p); |
| } |
| return __npos; |
| } |
| |
| |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_find_first_not_of(const _CharT *__p, _SizeT __sz, |
| _CharT __c, _SizeT __pos) _NOEXCEPT |
| { |
| if (__pos < __sz) |
| { |
| const _CharT* __pe = __p + __sz; |
| for (const _CharT* __ps = __p + __pos; __ps != __pe; ++__ps) |
| if (!_Traits::eq(*__ps, __c)) |
| return static_cast<_SizeT>(__ps - __p); |
| } |
| return __npos; |
| } |
| |
| |
| // __str_find_last_not_of |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_find_last_not_of(const _CharT *__p, _SizeT __sz, |
| const _CharT* __s, _SizeT __pos, _SizeT __n) _NOEXCEPT |
| { |
| if (__pos < __sz) |
| ++__pos; |
| else |
| __pos = __sz; |
| for (const _CharT* __ps = __p + __pos; __ps != __p;) |
| if (_Traits::find(__s, __n, *--__ps) == 0) |
| return static_cast<_SizeT>(__ps - __p); |
| return __npos; |
| } |
| |
| |
| template<class _CharT, class _SizeT, class _Traits, _SizeT __npos> |
| _SizeT _LIBCPP_CONSTEXPR_AFTER_CXX11 _LIBCPP_INLINE_VISIBILITY |
| __str_find_last_not_of(const _CharT *__p, _SizeT __sz, |
| _CharT __c, _SizeT __pos) _NOEXCEPT |
| { |
| if (__pos < __sz) |
| ++__pos; |
| else |
| __pos = __sz; |
| for (const _CharT* __ps = __p + __pos; __ps != __p;) |
| if (!_Traits::eq(*--__ps, __c)) |
| return static_cast<_SizeT>(__ps - __p); |
| return __npos; |
| } |
| |
| template<class _Ptr> |
| size_t _LIBCPP_INLINE_VISIBILITY __do_string_hash(_Ptr __p, _Ptr __e) |
| { |
| typedef typename iterator_traits<_Ptr>::value_type value_type; |
| return __murmur2_or_cityhash<size_t>()(__p, (__e-__p)*sizeof(value_type)); |
| } |
| |
| // basic_string |
| |
| template<class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator> |
| operator+(const basic_string<_CharT, _Traits, _Allocator>& __x, |
| const basic_string<_CharT, _Traits, _Allocator>& __y); |
| |
| template<class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator> |
| operator+(const _CharT* __x, const basic_string<_CharT,_Traits,_Allocator>& __y); |
| |
| template<class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator> |
| operator+(_CharT __x, const basic_string<_CharT,_Traits,_Allocator>& __y); |
| |
| template<class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator> |
| operator+(const basic_string<_CharT, _Traits, _Allocator>& __x, const _CharT* __y); |
| |
| template<class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator> |
| operator+(const basic_string<_CharT, _Traits, _Allocator>& __x, _CharT __y); |
| |
| template <bool> |
| class _LIBCPP_TYPE_VIS_ONLY __basic_string_common |
| { |
| protected: |
| void __throw_length_error() const; |
| void __throw_out_of_range() const; |
| }; |
| |
| template <bool __b> |
| void |
| __basic_string_common<__b>::__throw_length_error() const |
| { |
| #ifndef _LIBCPP_NO_EXCEPTIONS |
| throw length_error("basic_string"); |
| #else |
| assert(!"basic_string length_error"); |
| #endif |
| } |
| |
| template <bool __b> |
| void |
| __basic_string_common<__b>::__throw_out_of_range() const |
| { |
| #ifndef _LIBCPP_NO_EXCEPTIONS |
| throw out_of_range("basic_string"); |
| #else |
| assert(!"basic_string out_of_range"); |
| #endif |
| } |
| |
| #ifdef _LIBCPP_MSVC |
| #pragma warning( push ) |
| #pragma warning( disable: 4231 ) |
| #endif // _LIBCPP_MSVC |
| _LIBCPP_EXTERN_TEMPLATE(class _LIBCPP_TYPE_VIS __basic_string_common<true>) |
| #ifdef _LIBCPP_MSVC |
| #pragma warning( pop ) |
| #endif // _LIBCPP_MSVC |
| |
| #ifdef _LIBCPP_ALTERNATE_STRING_LAYOUT |
| |
| template <class _CharT, size_t = sizeof(_CharT)> |
| struct __padding |
| { |
| unsigned char __xx[sizeof(_CharT)-1]; |
| }; |
| |
| template <class _CharT> |
| struct __padding<_CharT, 1> |
| { |
| }; |
| |
| #endif // _LIBCPP_ALTERNATE_STRING_LAYOUT |
| |
| template<class _CharT, class _Traits, class _Allocator> |
| class _LIBCPP_TYPE_VIS_ONLY basic_string |
| : private __basic_string_common<true> |
| { |
| public: |
| typedef basic_string __self; |
| typedef _Traits traits_type; |
| typedef typename traits_type::char_type value_type; |
| typedef _Allocator allocator_type; |
| typedef allocator_traits<allocator_type> __alloc_traits; |
| typedef typename __alloc_traits::size_type size_type; |
| typedef typename __alloc_traits::difference_type difference_type; |
| typedef value_type& reference; |
| typedef const value_type& const_reference; |
| typedef typename __alloc_traits::pointer pointer; |
| typedef typename __alloc_traits::const_pointer const_pointer; |
| |
| static_assert(is_pod<value_type>::value, "Character type of basic_string must be a POD"); |
| static_assert((is_same<_CharT, value_type>::value), |
| "traits_type::char_type must be the same type as CharT"); |
| static_assert((is_same<typename allocator_type::value_type, value_type>::value), |
| "Allocator::value_type must be same type as value_type"); |
| #if defined(_LIBCPP_RAW_ITERATORS) |
| typedef pointer iterator; |
| typedef const_pointer const_iterator; |
| #else // defined(_LIBCPP_RAW_ITERATORS) |
| typedef __wrap_iter<pointer> iterator; |
| typedef __wrap_iter<const_pointer> const_iterator; |
| #endif // defined(_LIBCPP_RAW_ITERATORS) |
| typedef _VSTD::reverse_iterator<iterator> reverse_iterator; |
| typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator; |
| |
| private: |
| |
| #ifdef _LIBCPP_ALTERNATE_STRING_LAYOUT |
| |
| struct __long |
| { |
| pointer __data_; |
| size_type __size_; |
| size_type __cap_; |
| }; |
| |
| #if _LIBCPP_BIG_ENDIAN |
| enum {__short_mask = 0x01}; |
| enum {__long_mask = 0x1ul}; |
| #else // _LIBCPP_BIG_ENDIAN |
| enum {__short_mask = 0x80}; |
| enum {__long_mask = ~(size_type(~0) >> 1)}; |
| #endif // _LIBCPP_BIG_ENDIAN |
| |
| enum {__min_cap = (sizeof(__long) - 1)/sizeof(value_type) > 2 ? |
| (sizeof(__long) - 1)/sizeof(value_type) : 2}; |
| |
| struct __short |
| { |
| value_type __data_[__min_cap]; |
| struct |
| : __padding<value_type> |
| { |
| unsigned char __size_; |
| }; |
| }; |
| |
| #else |
| |
| struct __long |
| { |
| size_type __cap_; |
| size_type __size_; |
| pointer __data_; |
| }; |
| |
| #if _LIBCPP_BIG_ENDIAN |
| enum {__short_mask = 0x80}; |
| enum {__long_mask = ~(size_type(~0) >> 1)}; |
| #else // _LIBCPP_BIG_ENDIAN |
| enum {__short_mask = 0x01}; |
| enum {__long_mask = 0x1ul}; |
| #endif // _LIBCPP_BIG_ENDIAN |
| |
| enum {__min_cap = (sizeof(__long) - 1)/sizeof(value_type) > 2 ? |
| (sizeof(__long) - 1)/sizeof(value_type) : 2}; |
| |
| struct __short |
| { |
| union |
| { |
| unsigned char __size_; |
| value_type __lx; |
| }; |
| value_type __data_[__min_cap]; |
| }; |
| |
| #endif // _LIBCPP_ALTERNATE_STRING_LAYOUT |
| |
| union __ulx{__long __lx; __short __lxx;}; |
| |
| enum {__n_words = sizeof(__ulx) / sizeof(size_type)}; |
| |
| struct __raw |
| { |
| size_type __words[__n_words]; |
| }; |
| |
| struct __rep |
| { |
| union |
| { |
| __long __l; |
| __short __s; |
| __raw __r; |
| }; |
| }; |
| |
| __compressed_pair<__rep, allocator_type> __r_; |
| |
| public: |
| static const size_type npos = -1; |
| |
| _LIBCPP_INLINE_VISIBILITY basic_string() |
| _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value); |
| _LIBCPP_INLINE_VISIBILITY explicit basic_string(const allocator_type& __a); |
| basic_string(const basic_string& __str); |
| basic_string(const basic_string& __str, const allocator_type& __a); |
| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(basic_string&& __str) |
| _NOEXCEPT_(is_nothrow_move_constructible<allocator_type>::value); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(basic_string&& __str, const allocator_type& __a); |
| #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| _LIBCPP_INLINE_VISIBILITY basic_string(const value_type* __s); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(const value_type* __s, const allocator_type& __a); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(const value_type* __s, size_type __n); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(const value_type* __s, size_type __n, const allocator_type& __a); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(size_type __n, value_type __c); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(size_type __n, value_type __c, const allocator_type& __a); |
| basic_string(const basic_string& __str, size_type __pos, size_type __n = npos, |
| const allocator_type& __a = allocator_type()); |
| template<class _InputIterator> |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(_InputIterator __first, _InputIterator __last); |
| template<class _InputIterator> |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(_InputIterator __first, _InputIterator __last, const allocator_type& __a); |
| #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(initializer_list<value_type> __il); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string(initializer_list<value_type> __il, const allocator_type& __a); |
| #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| ~basic_string(); |
| |
| basic_string& operator=(const basic_string& __str); |
| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& operator=(basic_string&& __str) |
| _NOEXCEPT_(__alloc_traits::propagate_on_container_move_assignment::value && |
| is_nothrow_move_assignable<allocator_type>::value); |
| #endif |
| _LIBCPP_INLINE_VISIBILITY basic_string& operator=(const value_type* __s) {return assign(__s);} |
| basic_string& operator=(value_type __c); |
| #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& operator=(initializer_list<value_type> __il) {return assign(__il.begin(), __il.size());} |
| #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| _LIBCPP_INLINE_VISIBILITY |
| iterator begin() _NOEXCEPT |
| {return iterator(this, __get_pointer());} |
| _LIBCPP_INLINE_VISIBILITY |
| const_iterator begin() const _NOEXCEPT |
| {return const_iterator(this, __get_pointer());} |
| _LIBCPP_INLINE_VISIBILITY |
| iterator end() _NOEXCEPT |
| {return iterator(this, __get_pointer() + size());} |
| _LIBCPP_INLINE_VISIBILITY |
| const_iterator end() const _NOEXCEPT |
| {return const_iterator(this, __get_pointer() + size());} |
| #else |
| _LIBCPP_INLINE_VISIBILITY |
| iterator begin() _NOEXCEPT |
| {return iterator(__get_pointer());} |
| _LIBCPP_INLINE_VISIBILITY |
| const_iterator begin() const _NOEXCEPT |
| {return const_iterator(__get_pointer());} |
| _LIBCPP_INLINE_VISIBILITY |
| iterator end() _NOEXCEPT |
| {return iterator(__get_pointer() + size());} |
| _LIBCPP_INLINE_VISIBILITY |
| const_iterator end() const _NOEXCEPT |
| {return const_iterator(__get_pointer() + size());} |
| #endif // _LIBCPP_DEBUG_LEVEL >= 2 |
| _LIBCPP_INLINE_VISIBILITY |
| reverse_iterator rbegin() _NOEXCEPT |
| {return reverse_iterator(end());} |
| _LIBCPP_INLINE_VISIBILITY |
| const_reverse_iterator rbegin() const _NOEXCEPT |
| {return const_reverse_iterator(end());} |
| _LIBCPP_INLINE_VISIBILITY |
| reverse_iterator rend() _NOEXCEPT |
| {return reverse_iterator(begin());} |
| _LIBCPP_INLINE_VISIBILITY |
| const_reverse_iterator rend() const _NOEXCEPT |
| {return const_reverse_iterator(begin());} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| const_iterator cbegin() const _NOEXCEPT |
| {return begin();} |
| _LIBCPP_INLINE_VISIBILITY |
| const_iterator cend() const _NOEXCEPT |
| {return end();} |
| _LIBCPP_INLINE_VISIBILITY |
| const_reverse_iterator crbegin() const _NOEXCEPT |
| {return rbegin();} |
| _LIBCPP_INLINE_VISIBILITY |
| const_reverse_iterator crend() const _NOEXCEPT |
| {return rend();} |
| |
| _LIBCPP_INLINE_VISIBILITY size_type size() const _NOEXCEPT |
| {return __is_long() ? __get_long_size() : __get_short_size();} |
| _LIBCPP_INLINE_VISIBILITY size_type length() const _NOEXCEPT {return size();} |
| _LIBCPP_INLINE_VISIBILITY size_type max_size() const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY size_type capacity() const _NOEXCEPT |
| {return (__is_long() ? __get_long_cap() : __min_cap) - 1;} |
| |
| void resize(size_type __n, value_type __c); |
| _LIBCPP_INLINE_VISIBILITY void resize(size_type __n) {resize(__n, value_type());} |
| |
| void reserve(size_type res_arg = 0); |
| _LIBCPP_INLINE_VISIBILITY |
| void shrink_to_fit() _NOEXCEPT {reserve();} |
| _LIBCPP_INLINE_VISIBILITY |
| void clear() _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY bool empty() const _NOEXCEPT {return size() == 0;} |
| |
| _LIBCPP_INLINE_VISIBILITY const_reference operator[](size_type __pos) const; |
| _LIBCPP_INLINE_VISIBILITY reference operator[](size_type __pos); |
| |
| const_reference at(size_type __n) const; |
| reference at(size_type __n); |
| |
| _LIBCPP_INLINE_VISIBILITY basic_string& operator+=(const basic_string& __str) {return append(__str);} |
| _LIBCPP_INLINE_VISIBILITY basic_string& operator+=(const value_type* __s) {return append(__s);} |
| _LIBCPP_INLINE_VISIBILITY basic_string& operator+=(value_type __c) {push_back(__c); return *this;} |
| #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| _LIBCPP_INLINE_VISIBILITY basic_string& operator+=(initializer_list<value_type> __il) {return append(__il);} |
| #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& append(const basic_string& __str); |
| basic_string& append(const basic_string& __str, size_type __pos, size_type __n=npos); |
| basic_string& append(const value_type* __s, size_type __n); |
| basic_string& append(const value_type* __s); |
| basic_string& append(size_type __n, value_type __c); |
| template<class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| basic_string& |
| >::type |
| append(_InputIterator __first, _InputIterator __last); |
| template<class _ForwardIterator> |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| basic_string& |
| >::type |
| append(_ForwardIterator __first, _ForwardIterator __last); |
| #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& append(initializer_list<value_type> __il) {return append(__il.begin(), __il.size());} |
| #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| void push_back(value_type __c); |
| _LIBCPP_INLINE_VISIBILITY |
| void pop_back(); |
| _LIBCPP_INLINE_VISIBILITY reference front(); |
| _LIBCPP_INLINE_VISIBILITY const_reference front() const; |
| _LIBCPP_INLINE_VISIBILITY reference back(); |
| _LIBCPP_INLINE_VISIBILITY const_reference back() const; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& assign(const basic_string& __str); |
| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& assign(basic_string&& str) |
| {*this = _VSTD::move(str); return *this;} |
| #endif |
| basic_string& assign(const basic_string& __str, size_type __pos, size_type __n=npos); |
| basic_string& assign(const value_type* __s, size_type __n); |
| basic_string& assign(const value_type* __s); |
| basic_string& assign(size_type __n, value_type __c); |
| template<class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| basic_string& |
| >::type |
| assign(_InputIterator __first, _InputIterator __last); |
| template<class _ForwardIterator> |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| basic_string& |
| >::type |
| assign(_ForwardIterator __first, _ForwardIterator __last); |
| #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& assign(initializer_list<value_type> __il) {return assign(__il.begin(), __il.size());} |
| #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& insert(size_type __pos1, const basic_string& __str); |
| basic_string& insert(size_type __pos1, const basic_string& __str, size_type __pos2, size_type __n=npos); |
| basic_string& insert(size_type __pos, const value_type* __s, size_type __n); |
| basic_string& insert(size_type __pos, const value_type* __s); |
| basic_string& insert(size_type __pos, size_type __n, value_type __c); |
| iterator insert(const_iterator __pos, value_type __c); |
| _LIBCPP_INLINE_VISIBILITY |
| iterator insert(const_iterator __pos, size_type __n, value_type __c); |
| template<class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| iterator |
| >::type |
| insert(const_iterator __pos, _InputIterator __first, _InputIterator __last); |
| template<class _ForwardIterator> |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| iterator |
| >::type |
| insert(const_iterator __pos, _ForwardIterator __first, _ForwardIterator __last); |
| #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| _LIBCPP_INLINE_VISIBILITY |
| iterator insert(const_iterator __pos, initializer_list<value_type> __il) |
| {return insert(__pos, __il.begin(), __il.end());} |
| #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| basic_string& erase(size_type __pos = 0, size_type __n = npos); |
| _LIBCPP_INLINE_VISIBILITY |
| iterator erase(const_iterator __pos); |
| _LIBCPP_INLINE_VISIBILITY |
| iterator erase(const_iterator __first, const_iterator __last); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& replace(size_type __pos1, size_type __n1, const basic_string& __str); |
| basic_string& replace(size_type __pos1, size_type __n1, const basic_string& __str, size_type __pos2, size_type __n2=npos); |
| basic_string& replace(size_type __pos, size_type __n1, const value_type* __s, size_type __n2); |
| basic_string& replace(size_type __pos, size_type __n1, const value_type* __s); |
| basic_string& replace(size_type __pos, size_type __n1, size_type __n2, value_type __c); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& replace(const_iterator __i1, const_iterator __i2, const basic_string& __str); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& replace(const_iterator __i1, const_iterator __i2, const value_type* __s, size_type __n); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& replace(const_iterator __i1, const_iterator __i2, const value_type* __s); |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& replace(const_iterator __i1, const_iterator __i2, size_type __n, value_type __c); |
| template<class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator<_InputIterator>::value, |
| basic_string& |
| >::type |
| replace(const_iterator __i1, const_iterator __i2, _InputIterator __j1, _InputIterator __j2); |
| #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string& replace(const_iterator __i1, const_iterator __i2, initializer_list<value_type> __il) |
| {return replace(__i1, __i2, __il.begin(), __il.end());} |
| #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| size_type copy(value_type* __s, size_type __n, size_type __pos = 0) const; |
| _LIBCPP_INLINE_VISIBILITY |
| basic_string substr(size_type __pos = 0, size_type __n = npos) const; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void swap(basic_string& __str) |
| _NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value || |
| __is_nothrow_swappable<allocator_type>::value); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| const value_type* c_str() const _NOEXCEPT {return data();} |
| _LIBCPP_INLINE_VISIBILITY |
| const value_type* data() const _NOEXCEPT {return _VSTD::__to_raw_pointer(__get_pointer());} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| allocator_type get_allocator() const _NOEXCEPT {return __alloc();} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find(const basic_string& __str, size_type __pos = 0) const _NOEXCEPT; |
| size_type find(const value_type* __s, size_type __pos, size_type __n) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find(const value_type* __s, size_type __pos = 0) const _NOEXCEPT; |
| size_type find(value_type __c, size_type __pos = 0) const _NOEXCEPT; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| size_type rfind(const basic_string& __str, size_type __pos = npos) const _NOEXCEPT; |
| size_type rfind(const value_type* __s, size_type __pos, size_type __n) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type rfind(const value_type* __s, size_type __pos = npos) const _NOEXCEPT; |
| size_type rfind(value_type __c, size_type __pos = npos) const _NOEXCEPT; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_first_of(const basic_string& __str, size_type __pos = 0) const _NOEXCEPT; |
| size_type find_first_of(const value_type* __s, size_type __pos, size_type __n) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_first_of(const value_type* __s, size_type __pos = 0) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_first_of(value_type __c, size_type __pos = 0) const _NOEXCEPT; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_last_of(const basic_string& __str, size_type __pos = npos) const _NOEXCEPT; |
| size_type find_last_of(const value_type* __s, size_type __pos, size_type __n) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_last_of(const value_type* __s, size_type __pos = npos) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_last_of(value_type __c, size_type __pos = npos) const _NOEXCEPT; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_first_not_of(const basic_string& __str, size_type __pos = 0) const _NOEXCEPT; |
| size_type find_first_not_of(const value_type* __s, size_type __pos, size_type __n) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_first_not_of(const value_type* __s, size_type __pos = 0) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_first_not_of(value_type __c, size_type __pos = 0) const _NOEXCEPT; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_last_not_of(const basic_string& __str, size_type __pos = npos) const _NOEXCEPT; |
| size_type find_last_not_of(const value_type* __s, size_type __pos, size_type __n) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_last_not_of(const value_type* __s, size_type __pos = npos) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| size_type find_last_not_of(value_type __c, size_type __pos = npos) const _NOEXCEPT; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| int compare(const basic_string& __str) const _NOEXCEPT; |
| _LIBCPP_INLINE_VISIBILITY |
| int compare(size_type __pos1, size_type __n1, const basic_string& __str) const; |
| int compare(size_type __pos1, size_type __n1, const basic_string& __str, size_type __pos2, size_type __n2=npos) const; |
| int compare(const value_type* __s) const _NOEXCEPT; |
| int compare(size_type __pos1, size_type __n1, const value_type* __s) const; |
| int compare(size_type __pos1, size_type __n1, const value_type* __s, size_type __n2) const; |
| |
| _LIBCPP_INLINE_VISIBILITY bool __invariants() const; |
| |
| _LIBCPP_INLINE_VISIBILITY |
| bool __is_long() const _NOEXCEPT |
| {return bool(__r_.first().__s.__size_ & __short_mask);} |
| |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| |
| bool __dereferenceable(const const_iterator* __i) const; |
| bool __decrementable(const const_iterator* __i) const; |
| bool __addable(const const_iterator* __i, ptrdiff_t __n) const; |
| bool __subscriptable(const const_iterator* __i, ptrdiff_t __n) const; |
| |
| #endif // _LIBCPP_DEBUG_LEVEL >= 2 |
| |
| private: |
| _LIBCPP_INLINE_VISIBILITY |
| allocator_type& __alloc() _NOEXCEPT |
| {return __r_.second();} |
| _LIBCPP_INLINE_VISIBILITY |
| const allocator_type& __alloc() const _NOEXCEPT |
| {return __r_.second();} |
| |
| #ifdef _LIBCPP_ALTERNATE_STRING_LAYOUT |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __set_short_size(size_type __s) _NOEXCEPT |
| # if _LIBCPP_BIG_ENDIAN |
| {__r_.first().__s.__size_ = (unsigned char)(__s << 1);} |
| # else |
| {__r_.first().__s.__size_ = (unsigned char)(__s);} |
| # endif |
| |
| _LIBCPP_INLINE_VISIBILITY |
| size_type __get_short_size() const _NOEXCEPT |
| # if _LIBCPP_BIG_ENDIAN |
| {return __r_.first().__s.__size_ >> 1;} |
| # else |
| {return __r_.first().__s.__size_;} |
| # endif |
| |
| #else // _LIBCPP_ALTERNATE_STRING_LAYOUT |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __set_short_size(size_type __s) _NOEXCEPT |
| # if _LIBCPP_BIG_ENDIAN |
| {__r_.first().__s.__size_ = (unsigned char)(__s);} |
| # else |
| {__r_.first().__s.__size_ = (unsigned char)(__s << 1);} |
| # endif |
| |
| _LIBCPP_INLINE_VISIBILITY |
| size_type __get_short_size() const _NOEXCEPT |
| # if _LIBCPP_BIG_ENDIAN |
| {return __r_.first().__s.__size_;} |
| # else |
| {return __r_.first().__s.__size_ >> 1;} |
| # endif |
| |
| #endif // _LIBCPP_ALTERNATE_STRING_LAYOUT |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __set_long_size(size_type __s) _NOEXCEPT |
| {__r_.first().__l.__size_ = __s;} |
| _LIBCPP_INLINE_VISIBILITY |
| size_type __get_long_size() const _NOEXCEPT |
| {return __r_.first().__l.__size_;} |
| _LIBCPP_INLINE_VISIBILITY |
| void __set_size(size_type __s) _NOEXCEPT |
| {if (__is_long()) __set_long_size(__s); else __set_short_size(__s);} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __set_long_cap(size_type __s) _NOEXCEPT |
| {__r_.first().__l.__cap_ = __long_mask | __s;} |
| _LIBCPP_INLINE_VISIBILITY |
| size_type __get_long_cap() const _NOEXCEPT |
| {return __r_.first().__l.__cap_ & size_type(~__long_mask);} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __set_long_pointer(pointer __p) _NOEXCEPT |
| {__r_.first().__l.__data_ = __p;} |
| _LIBCPP_INLINE_VISIBILITY |
| pointer __get_long_pointer() _NOEXCEPT |
| {return __r_.first().__l.__data_;} |
| _LIBCPP_INLINE_VISIBILITY |
| const_pointer __get_long_pointer() const _NOEXCEPT |
| {return __r_.first().__l.__data_;} |
| _LIBCPP_INLINE_VISIBILITY |
| pointer __get_short_pointer() _NOEXCEPT |
| {return pointer_traits<pointer>::pointer_to(__r_.first().__s.__data_[0]);} |
| _LIBCPP_INLINE_VISIBILITY |
| const_pointer __get_short_pointer() const _NOEXCEPT |
| {return pointer_traits<const_pointer>::pointer_to(__r_.first().__s.__data_[0]);} |
| _LIBCPP_INLINE_VISIBILITY |
| pointer __get_pointer() _NOEXCEPT |
| {return __is_long() ? __get_long_pointer() : __get_short_pointer();} |
| _LIBCPP_INLINE_VISIBILITY |
| const_pointer __get_pointer() const _NOEXCEPT |
| {return __is_long() ? __get_long_pointer() : __get_short_pointer();} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __zero() _NOEXCEPT |
| { |
| size_type (&__a)[__n_words] = __r_.first().__r.__words; |
| for (unsigned __i = 0; __i < __n_words; ++__i) |
| __a[__i] = 0; |
| } |
| |
| template <size_type __a> static |
| _LIBCPP_INLINE_VISIBILITY |
| size_type __align_it(size_type __s) _NOEXCEPT |
| {return __s + (__a-1) & ~(__a-1);} |
| enum {__alignment = 16}; |
| static _LIBCPP_INLINE_VISIBILITY |
| size_type __recommend(size_type __s) _NOEXCEPT |
| {return (__s < __min_cap ? __min_cap : |
| __align_it<sizeof(value_type) < __alignment ? |
| __alignment/sizeof(value_type) : 1 > (__s+1)) - 1;} |
| |
| void __init(const value_type* __s, size_type __sz, size_type __reserve); |
| void __init(const value_type* __s, size_type __sz); |
| void __init(size_type __n, value_type __c); |
| |
| template <class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| void |
| >::type |
| __init(_InputIterator __first, _InputIterator __last); |
| |
| template <class _ForwardIterator> |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| void |
| >::type |
| __init(_ForwardIterator __first, _ForwardIterator __last); |
| |
| void __grow_by(size_type __old_cap, size_type __delta_cap, size_type __old_sz, |
| size_type __n_copy, size_type __n_del, size_type __n_add = 0); |
| void __grow_by_and_replace(size_type __old_cap, size_type __delta_cap, size_type __old_sz, |
| size_type __n_copy, size_type __n_del, |
| size_type __n_add, const value_type* __p_new_stuff); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __erase_to_end(size_type __pos); |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __copy_assign_alloc(const basic_string& __str) |
| {__copy_assign_alloc(__str, integral_constant<bool, |
| __alloc_traits::propagate_on_container_copy_assignment::value>());} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __copy_assign_alloc(const basic_string& __str, true_type) |
| { |
| if (__alloc() != __str.__alloc()) |
| { |
| clear(); |
| shrink_to_fit(); |
| } |
| __alloc() = __str.__alloc(); |
| } |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __copy_assign_alloc(const basic_string&, false_type) _NOEXCEPT |
| {} |
| |
| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| _LIBCPP_INLINE_VISIBILITY |
| void __move_assign(basic_string& __str, false_type); |
| _LIBCPP_INLINE_VISIBILITY |
| void __move_assign(basic_string& __str, true_type) |
| _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value); |
| #endif |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void |
| __move_assign_alloc(basic_string& __str) |
| _NOEXCEPT_( |
| !__alloc_traits::propagate_on_container_move_assignment::value || |
| is_nothrow_move_assignable<allocator_type>::value) |
| {__move_assign_alloc(__str, integral_constant<bool, |
| __alloc_traits::propagate_on_container_move_assignment::value>());} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __move_assign_alloc(basic_string& __c, true_type) |
| _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value) |
| { |
| __alloc() = _VSTD::move(__c.__alloc()); |
| } |
| |
| _LIBCPP_INLINE_VISIBILITY |
| void __move_assign_alloc(basic_string&, false_type) |
| _NOEXCEPT |
| {} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static void __swap_alloc(allocator_type& __x, allocator_type& __y) |
| _NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value || |
| __is_nothrow_swappable<allocator_type>::value) |
| {__swap_alloc(__x, __y, integral_constant<bool, |
| __alloc_traits::propagate_on_container_swap::value>());} |
| |
| _LIBCPP_INLINE_VISIBILITY |
| static void __swap_alloc(allocator_type& __x, allocator_type& __y, true_type) |
| _NOEXCEPT_(__is_nothrow_swappable<allocator_type>::value) |
| { |
| using _VSTD::swap; |
| swap(__x, __y); |
| } |
| _LIBCPP_INLINE_VISIBILITY |
| static void __swap_alloc(allocator_type&, allocator_type&, false_type) _NOEXCEPT |
| {} |
| |
| _LIBCPP_INLINE_VISIBILITY void __invalidate_all_iterators(); |
| _LIBCPP_INLINE_VISIBILITY void __invalidate_iterators_past(size_type); |
| |
| friend basic_string operator+<>(const basic_string&, const basic_string&); |
| friend basic_string operator+<>(const value_type*, const basic_string&); |
| friend basic_string operator+<>(value_type, const basic_string&); |
| friend basic_string operator+<>(const basic_string&, const value_type*); |
| friend basic_string operator+<>(const basic_string&, value_type); |
| }; |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__invalidate_all_iterators() |
| { |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__invalidate_all(this); |
| #endif // _LIBCPP_DEBUG_LEVEL >= 2 |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__invalidate_iterators_past(size_type |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __pos |
| #endif |
| ) |
| { |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __c_node* __c = __get_db()->__find_c_and_lock(this); |
| if (__c) |
| { |
| const_pointer __new_last = __get_pointer() + __pos; |
| for (__i_node** __p = __c->end_; __p != __c->beg_; ) |
| { |
| --__p; |
| const_iterator* __i = static_cast<const_iterator*>((*__p)->__i_); |
| if (__i->base() > __new_last) |
| { |
| (*__p)->__c_ = nullptr; |
| if (--__c->end_ != __p) |
| memmove(__p, __p+1, (__c->end_ - __p)*sizeof(__i_node*)); |
| } |
| } |
| __get_db()->unlock(); |
| } |
| #endif // _LIBCPP_DEBUG_LEVEL >= 2 |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string() |
| _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value) |
| { |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| __zero(); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(const allocator_type& __a) |
| : __r_(__a) |
| { |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| __zero(); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__init(const value_type* __s, size_type __sz, size_type __reserve) |
| { |
| if (__reserve > max_size()) |
| this->__throw_length_error(); |
| pointer __p; |
| if (__reserve < __min_cap) |
| { |
| __set_short_size(__sz); |
| __p = __get_short_pointer(); |
| } |
| else |
| { |
| size_type __cap = __recommend(__reserve); |
| __p = __alloc_traits::allocate(__alloc(), __cap+1); |
| __set_long_pointer(__p); |
| __set_long_cap(__cap+1); |
| __set_long_size(__sz); |
| } |
| traits_type::copy(_VSTD::__to_raw_pointer(__p), __s, __sz); |
| traits_type::assign(__p[__sz], value_type()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__init(const value_type* __s, size_type __sz) |
| { |
| if (__sz > max_size()) |
| this->__throw_length_error(); |
| pointer __p; |
| if (__sz < __min_cap) |
| { |
| __set_short_size(__sz); |
| __p = __get_short_pointer(); |
| } |
| else |
| { |
| size_type __cap = __recommend(__sz); |
| __p = __alloc_traits::allocate(__alloc(), __cap+1); |
| __set_long_pointer(__p); |
| __set_long_cap(__cap+1); |
| __set_long_size(__sz); |
| } |
| traits_type::copy(_VSTD::__to_raw_pointer(__p), __s, __sz); |
| traits_type::assign(__p[__sz], value_type()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(const value_type* __s) |
| { |
| _LIBCPP_ASSERT(__s != nullptr, "basic_string(const char*) detected nullptr"); |
| __init(__s, traits_type::length(__s)); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(const value_type* __s, const allocator_type& __a) |
| : __r_(__a) |
| { |
| _LIBCPP_ASSERT(__s != nullptr, "basic_string(const char*, allocator) detected nullptr"); |
| __init(__s, traits_type::length(__s)); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(const value_type* __s, size_type __n) |
| { |
| _LIBCPP_ASSERT(__n == 0 || __s != nullptr, "basic_string(const char*, n) detected nullptr"); |
| __init(__s, __n); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(const value_type* __s, size_type __n, const allocator_type& __a) |
| : __r_(__a) |
| { |
| _LIBCPP_ASSERT(__n == 0 || __s != nullptr, "basic_string(const char*, n, allocator) detected nullptr"); |
| __init(__s, __n); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(const basic_string& __str) |
| : __r_(__alloc_traits::select_on_container_copy_construction(__str.__alloc())) |
| { |
| if (!__str.__is_long()) |
| __r_.first().__r = __str.__r_.first().__r; |
| else |
| __init(_VSTD::__to_raw_pointer(__str.__get_long_pointer()), __str.__get_long_size()); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(const basic_string& __str, const allocator_type& __a) |
| : __r_(__a) |
| { |
| if (!__str.__is_long()) |
| __r_.first().__r = __str.__r_.first().__r; |
| else |
| __init(_VSTD::__to_raw_pointer(__str.__get_long_pointer()), __str.__get_long_size()); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(basic_string&& __str) |
| _NOEXCEPT_(is_nothrow_move_constructible<allocator_type>::value) |
| : __r_(_VSTD::move(__str.__r_)) |
| { |
| __str.__zero(); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| if (__is_long()) |
| __get_db()->swap(this, &__str); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(basic_string&& __str, const allocator_type& __a) |
| : __r_(__a) |
| { |
| if (__str.__is_long() && __a != __str.__alloc()) // copy, not move |
| __init(_VSTD::__to_raw_pointer(__str.__get_long_pointer()), __str.__get_long_size()); |
| else |
| { |
| __r_.first().__r = __str.__r_.first().__r; |
| __str.__zero(); |
| } |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| if (__is_long()) |
| __get_db()->swap(this, &__str); |
| #endif |
| } |
| |
| #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__init(size_type __n, value_type __c) |
| { |
| if (__n > max_size()) |
| this->__throw_length_error(); |
| pointer __p; |
| if (__n < __min_cap) |
| { |
| __set_short_size(__n); |
| __p = __get_short_pointer(); |
| } |
| else |
| { |
| size_type __cap = __recommend(__n); |
| __p = __alloc_traits::allocate(__alloc(), __cap+1); |
| __set_long_pointer(__p); |
| __set_long_cap(__cap+1); |
| __set_long_size(__n); |
| } |
| traits_type::assign(_VSTD::__to_raw_pointer(__p), __n, __c); |
| traits_type::assign(__p[__n], value_type()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(size_type __n, value_type __c) |
| { |
| __init(__n, __c); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(size_type __n, value_type __c, const allocator_type& __a) |
| : __r_(__a) |
| { |
| __init(__n, __c); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(const basic_string& __str, size_type __pos, size_type __n, |
| const allocator_type& __a) |
| : __r_(__a) |
| { |
| size_type __str_sz = __str.size(); |
| if (__pos > __str_sz) |
| this->__throw_out_of_range(); |
| __init(__str.data() + __pos, _VSTD::min(__n, __str_sz - __pos)); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template <class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| void |
| >::type |
| basic_string<_CharT, _Traits, _Allocator>::__init(_InputIterator __first, _InputIterator __last) |
| { |
| __zero(); |
| #ifndef _LIBCPP_NO_EXCEPTIONS |
| try |
| { |
| #endif // _LIBCPP_NO_EXCEPTIONS |
| for (; __first != __last; ++__first) |
| push_back(*__first); |
| #ifndef _LIBCPP_NO_EXCEPTIONS |
| } |
| catch (...) |
| { |
| if (__is_long()) |
| __alloc_traits::deallocate(__alloc(), __get_long_pointer(), __get_long_cap()); |
| throw; |
| } |
| #endif // _LIBCPP_NO_EXCEPTIONS |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template <class _ForwardIterator> |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| void |
| >::type |
| basic_string<_CharT, _Traits, _Allocator>::__init(_ForwardIterator __first, _ForwardIterator __last) |
| { |
| size_type __sz = static_cast<size_type>(_VSTD::distance(__first, __last)); |
| if (__sz > max_size()) |
| this->__throw_length_error(); |
| pointer __p; |
| if (__sz < __min_cap) |
| { |
| __set_short_size(__sz); |
| __p = __get_short_pointer(); |
| } |
| else |
| { |
| size_type __cap = __recommend(__sz); |
| __p = __alloc_traits::allocate(__alloc(), __cap+1); |
| __set_long_pointer(__p); |
| __set_long_cap(__cap+1); |
| __set_long_size(__sz); |
| } |
| for (; __first != __last; ++__first, ++__p) |
| traits_type::assign(*__p, *__first); |
| traits_type::assign(*__p, value_type()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template<class _InputIterator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(_InputIterator __first, _InputIterator __last) |
| { |
| __init(__first, __last); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template<class _InputIterator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(_InputIterator __first, _InputIterator __last, |
| const allocator_type& __a) |
| : __r_(__a) |
| { |
| __init(__first, __last); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| #ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(initializer_list<value_type> __il) |
| { |
| __init(__il.begin(), __il.end()); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>::basic_string(initializer_list<value_type> __il, const allocator_type& __a) |
| : __r_(__a) |
| { |
| __init(__il.begin(), __il.end()); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__insert_c(this); |
| #endif |
| } |
| |
| #endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>::~basic_string() |
| { |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| __get_db()->__erase_c(this); |
| #endif |
| if (__is_long()) |
| __alloc_traits::deallocate(__alloc(), __get_long_pointer(), __get_long_cap()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__grow_by_and_replace |
| (size_type __old_cap, size_type __delta_cap, size_type __old_sz, |
| size_type __n_copy, size_type __n_del, size_type __n_add, const value_type* __p_new_stuff) |
| { |
| size_type __ms = max_size(); |
| if (__delta_cap > __ms - __old_cap - 1) |
| this->__throw_length_error(); |
| pointer __old_p = __get_pointer(); |
| size_type __cap = __old_cap < __ms / 2 - __alignment ? |
| __recommend(_VSTD::max(__old_cap + __delta_cap, 2 * __old_cap)) : |
| __ms - 1; |
| pointer __p = __alloc_traits::allocate(__alloc(), __cap+1); |
| __invalidate_all_iterators(); |
| if (__n_copy != 0) |
| traits_type::copy(_VSTD::__to_raw_pointer(__p), |
| _VSTD::__to_raw_pointer(__old_p), __n_copy); |
| if (__n_add != 0) |
| traits_type::copy(_VSTD::__to_raw_pointer(__p) + __n_copy, __p_new_stuff, __n_add); |
| size_type __sec_cp_sz = __old_sz - __n_del - __n_copy; |
| if (__sec_cp_sz != 0) |
| traits_type::copy(_VSTD::__to_raw_pointer(__p) + __n_copy + __n_add, |
| _VSTD::__to_raw_pointer(__old_p) + __n_copy + __n_del, __sec_cp_sz); |
| if (__old_cap+1 != __min_cap) |
| __alloc_traits::deallocate(__alloc(), __old_p, __old_cap+1); |
| __set_long_pointer(__p); |
| __set_long_cap(__cap+1); |
| __old_sz = __n_copy + __n_add + __sec_cp_sz; |
| __set_long_size(__old_sz); |
| traits_type::assign(__p[__old_sz], value_type()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__grow_by(size_type __old_cap, size_type __delta_cap, size_type __old_sz, |
| size_type __n_copy, size_type __n_del, size_type __n_add) |
| { |
| size_type __ms = max_size(); |
| if (__delta_cap > __ms - __old_cap) |
| this->__throw_length_error(); |
| pointer __old_p = __get_pointer(); |
| size_type __cap = __old_cap < __ms / 2 - __alignment ? |
| __recommend(_VSTD::max(__old_cap + __delta_cap, 2 * __old_cap)) : |
| __ms - 1; |
| pointer __p = __alloc_traits::allocate(__alloc(), __cap+1); |
| __invalidate_all_iterators(); |
| if (__n_copy != 0) |
| traits_type::copy(_VSTD::__to_raw_pointer(__p), |
| _VSTD::__to_raw_pointer(__old_p), __n_copy); |
| size_type __sec_cp_sz = __old_sz - __n_del - __n_copy; |
| if (__sec_cp_sz != 0) |
| traits_type::copy(_VSTD::__to_raw_pointer(__p) + __n_copy + __n_add, |
| _VSTD::__to_raw_pointer(__old_p) + __n_copy + __n_del, |
| __sec_cp_sz); |
| if (__old_cap+1 != __min_cap) |
| __alloc_traits::deallocate(__alloc(), __old_p, __old_cap+1); |
| __set_long_pointer(__p); |
| __set_long_cap(__cap+1); |
| } |
| |
| // assign |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::assign(const value_type* __s, size_type __n) |
| { |
| _LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string::assign received nullptr"); |
| size_type __cap = capacity(); |
| if (__cap >= __n) |
| { |
| value_type* __p = _VSTD::__to_raw_pointer(__get_pointer()); |
| traits_type::move(__p, __s, __n); |
| traits_type::assign(__p[__n], value_type()); |
| __set_size(__n); |
| __invalidate_iterators_past(__n); |
| } |
| else |
| { |
| size_type __sz = size(); |
| __grow_by_and_replace(__cap, __n - __cap, __sz, 0, __sz, __n, __s); |
| } |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::assign(size_type __n, value_type __c) |
| { |
| size_type __cap = capacity(); |
| if (__cap < __n) |
| { |
| size_type __sz = size(); |
| __grow_by(__cap, __n - __cap, __sz, 0, __sz); |
| } |
| else |
| __invalidate_iterators_past(__n); |
| value_type* __p = _VSTD::__to_raw_pointer(__get_pointer()); |
| traits_type::assign(__p, __n, __c); |
| traits_type::assign(__p[__n], value_type()); |
| __set_size(__n); |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::operator=(value_type __c) |
| { |
| pointer __p; |
| if (__is_long()) |
| { |
| __p = __get_long_pointer(); |
| __set_long_size(1); |
| } |
| else |
| { |
| __p = __get_short_pointer(); |
| __set_short_size(1); |
| } |
| traits_type::assign(*__p, __c); |
| traits_type::assign(*++__p, value_type()); |
| __invalidate_iterators_past(1); |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::operator=(const basic_string& __str) |
| { |
| if (this != &__str) |
| { |
| __copy_assign_alloc(__str); |
| assign(__str); |
| } |
| return *this; |
| } |
| |
| #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__move_assign(basic_string& __str, false_type) |
| { |
| if (__alloc() != __str.__alloc()) |
| assign(__str); |
| else |
| __move_assign(__str, true_type()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| void |
| basic_string<_CharT, _Traits, _Allocator>::__move_assign(basic_string& __str, true_type) |
| _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value) |
| { |
| clear(); |
| shrink_to_fit(); |
| __r_.first() = __str.__r_.first(); |
| __move_assign_alloc(__str); |
| __str.__zero(); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::operator=(basic_string&& __str) |
| _NOEXCEPT_(__alloc_traits::propagate_on_container_move_assignment::value && |
| is_nothrow_move_assignable<allocator_type>::value) |
| { |
| __move_assign(__str, integral_constant<bool, |
| __alloc_traits::propagate_on_container_move_assignment::value>()); |
| return *this; |
| } |
| |
| #endif |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template<class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| basic_string<_CharT, _Traits, _Allocator>& |
| >::type |
| basic_string<_CharT, _Traits, _Allocator>::assign(_InputIterator __first, _InputIterator __last) |
| { |
| clear(); |
| for (; __first != __last; ++__first) |
| push_back(*__first); |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template<class _ForwardIterator> |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| basic_string<_CharT, _Traits, _Allocator>& |
| >::type |
| basic_string<_CharT, _Traits, _Allocator>::assign(_ForwardIterator __first, _ForwardIterator __last) |
| { |
| size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last)); |
| size_type __cap = capacity(); |
| if (__cap < __n) |
| { |
| size_type __sz = size(); |
| __grow_by(__cap, __n - __cap, __sz, 0, __sz); |
| } |
| else |
| __invalidate_iterators_past(__n); |
| pointer __p = __get_pointer(); |
| for (; __first != __last; ++__first, ++__p) |
| traits_type::assign(*__p, *__first); |
| traits_type::assign(*__p, value_type()); |
| __set_size(__n); |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::assign(const basic_string& __str) |
| { |
| return assign(__str.data(), __str.size()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::assign(const basic_string& __str, size_type __pos, size_type __n) |
| { |
| size_type __sz = __str.size(); |
| if (__pos > __sz) |
| this->__throw_out_of_range(); |
| return assign(__str.data() + __pos, _VSTD::min(__n, __sz - __pos)); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::assign(const value_type* __s) |
| { |
| _LIBCPP_ASSERT(__s != nullptr, "string::assign received nullptr"); |
| return assign(__s, traits_type::length(__s)); |
| } |
| |
| // append |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::append(const value_type* __s, size_type __n) |
| { |
| _LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string::append received nullptr"); |
| size_type __cap = capacity(); |
| size_type __sz = size(); |
| if (__cap - __sz >= __n) |
| { |
| if (__n) |
| { |
| value_type* __p = _VSTD::__to_raw_pointer(__get_pointer()); |
| traits_type::copy(__p + __sz, __s, __n); |
| __sz += __n; |
| __set_size(__sz); |
| traits_type::assign(__p[__sz], value_type()); |
| } |
| } |
| else |
| __grow_by_and_replace(__cap, __sz + __n - __cap, __sz, __sz, 0, __n, __s); |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::append(size_type __n, value_type __c) |
| { |
| if (__n) |
| { |
| size_type __cap = capacity(); |
| size_type __sz = size(); |
| if (__cap - __sz < __n) |
| __grow_by(__cap, __sz + __n - __cap, __sz, __sz, 0); |
| pointer __p = __get_pointer(); |
| traits_type::assign(_VSTD::__to_raw_pointer(__p) + __sz, __n, __c); |
| __sz += __n; |
| __set_size(__sz); |
| traits_type::assign(__p[__sz], value_type()); |
| } |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| void |
| basic_string<_CharT, _Traits, _Allocator>::push_back(value_type __c) |
| { |
| bool __is_short = !__is_long(); |
| size_type __cap; |
| size_type __sz; |
| if (__is_short) |
| { |
| __cap = __min_cap - 1; |
| __sz = __get_short_size(); |
| } |
| else |
| { |
| __cap = __get_long_cap() - 1; |
| __sz = __get_long_size(); |
| } |
| if (__sz == __cap) |
| { |
| __grow_by(__cap, 1, __sz, __sz, 0); |
| __is_short = !__is_long(); |
| } |
| pointer __p; |
| if (__is_short) |
| { |
| __p = __get_short_pointer() + __sz; |
| __set_short_size(__sz+1); |
| } |
| else |
| { |
| __p = __get_long_pointer() + __sz; |
| __set_long_size(__sz+1); |
| } |
| traits_type::assign(*__p, __c); |
| traits_type::assign(*++__p, value_type()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template<class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| basic_string<_CharT, _Traits, _Allocator>& |
| >::type |
| basic_string<_CharT, _Traits, _Allocator>::append(_InputIterator __first, _InputIterator __last) |
| { |
| for (; __first != __last; ++__first) |
| push_back(*__first); |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template<class _ForwardIterator> |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| basic_string<_CharT, _Traits, _Allocator>& |
| >::type |
| basic_string<_CharT, _Traits, _Allocator>::append(_ForwardIterator __first, _ForwardIterator __last) |
| { |
| size_type __sz = size(); |
| size_type __cap = capacity(); |
| size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last)); |
| if (__n) |
| { |
| if (__cap - __sz < __n) |
| __grow_by(__cap, __sz + __n - __cap, __sz, __sz, 0); |
| pointer __p = __get_pointer() + __sz; |
| for (; __first != __last; ++__p, ++__first) |
| traits_type::assign(*__p, *__first); |
| traits_type::assign(*__p, value_type()); |
| __set_size(__sz + __n); |
| } |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::append(const basic_string& __str) |
| { |
| return append(__str.data(), __str.size()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::append(const basic_string& __str, size_type __pos, size_type __n) |
| { |
| size_type __sz = __str.size(); |
| if (__pos > __sz) |
| this->__throw_out_of_range(); |
| return append(__str.data() + __pos, _VSTD::min(__n, __sz - __pos)); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::append(const value_type* __s) |
| { |
| _LIBCPP_ASSERT(__s != nullptr, "string::append received nullptr"); |
| return append(__s, traits_type::length(__s)); |
| } |
| |
| // insert |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::insert(size_type __pos, const value_type* __s, size_type __n) |
| { |
| _LIBCPP_ASSERT(__n == 0 || __s != nullptr, "string::insert received nullptr"); |
| size_type __sz = size(); |
| if (__pos > __sz) |
| this->__throw_out_of_range(); |
| size_type __cap = capacity(); |
| if (__cap - __sz >= __n) |
| { |
| if (__n) |
| { |
| value_type* __p = _VSTD::__to_raw_pointer(__get_pointer()); |
| size_type __n_move = __sz - __pos; |
| if (__n_move != 0) |
| { |
| if (__p + __pos <= __s && __s < __p + __sz) |
| __s += __n; |
| traits_type::move(__p + __pos + __n, __p + __pos, __n_move); |
| } |
| traits_type::move(__p + __pos, __s, __n); |
| __sz += __n; |
| __set_size(__sz); |
| traits_type::assign(__p[__sz], value_type()); |
| } |
| } |
| else |
| __grow_by_and_replace(__cap, __sz + __n - __cap, __sz, __pos, 0, __n, __s); |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::insert(size_type __pos, size_type __n, value_type __c) |
| { |
| size_type __sz = size(); |
| if (__pos > __sz) |
| this->__throw_out_of_range(); |
| if (__n) |
| { |
| size_type __cap = capacity(); |
| value_type* __p; |
| if (__cap - __sz >= __n) |
| { |
| __p = _VSTD::__to_raw_pointer(__get_pointer()); |
| size_type __n_move = __sz - __pos; |
| if (__n_move != 0) |
| traits_type::move(__p + __pos + __n, __p + __pos, __n_move); |
| } |
| else |
| { |
| __grow_by(__cap, __sz + __n - __cap, __sz, __pos, 0, __n); |
| __p = _VSTD::__to_raw_pointer(__get_long_pointer()); |
| } |
| traits_type::assign(__p + __pos, __n, __c); |
| __sz += __n; |
| __set_size(__sz); |
| traits_type::assign(__p[__sz], value_type()); |
| } |
| return *this; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template<class _InputIterator> |
| typename enable_if |
| < |
| __is_input_iterator <_InputIterator>::value && |
| !__is_forward_iterator<_InputIterator>::value, |
| typename basic_string<_CharT, _Traits, _Allocator>::iterator |
| >::type |
| basic_string<_CharT, _Traits, _Allocator>::insert(const_iterator __pos, _InputIterator __first, _InputIterator __last) |
| { |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__pos) == this, |
| "string::insert(iterator, range) called with an iterator not" |
| " referring to this string"); |
| #endif |
| size_type __old_sz = size(); |
| difference_type __ip = __pos - begin(); |
| for (; __first != __last; ++__first) |
| push_back(*__first); |
| pointer __p = __get_pointer(); |
| _VSTD::rotate(__p + __ip, __p + __old_sz, __p + size()); |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| return iterator(this, __p + __ip); |
| #else |
| return iterator(__p + __ip); |
| #endif |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| template<class _ForwardIterator> |
| typename enable_if |
| < |
| __is_forward_iterator<_ForwardIterator>::value, |
| typename basic_string<_CharT, _Traits, _Allocator>::iterator |
| >::type |
| basic_string<_CharT, _Traits, _Allocator>::insert(const_iterator __pos, _ForwardIterator __first, _ForwardIterator __last) |
| { |
| #if _LIBCPP_DEBUG_LEVEL >= 2 |
| _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__pos) == this, |
| "string::insert(iterator, range) called with an iterator not" |
| " referring to this string"); |
| #endif |
| size_type __ip = static_cast<size_type>(__pos - begin()); |
| size_type __sz = size(); |
| size_type __cap = capacity(); |
| size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last)); |
| if (__n) |
| { |
| value_type* __p; |
| if (__cap - __sz >= __n) |
| { |
| __p = _VSTD::__to_raw_pointer(__get_pointer()); |
| size_type __n_move = __sz - __ip; |
| if (__n_move != 0) |
| traits_type::move(__p + __ip + __n, __p + __ip, __n_move); |
| } |
| else |
| { |
| __grow_by(__cap, __sz + __n - __cap, __sz, __ip, 0, __n); |
| __p = _VSTD::__to_raw_pointer(__get_long_pointer()); |
| } |
| __sz += __n; |
| __set_size(__sz); |
| traits_type::assign(__p[__sz], value_type()); |
| for (__p += __ip; __first != __last; ++__p, ++__first) |
| traits_type::assign(*__p, *__first); |
| } |
| return begin() + __ip; |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::insert(size_type __pos1, const basic_string& __str) |
| { |
| return insert(__pos1, __str.data(), __str.size()); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::insert(size_type __pos1, const basic_string& __str, |
| size_type __pos2, size_type __n) |
| { |
| size_type __str_sz = __str.size(); |
| if (__pos2 > __str_sz) |
| this->__throw_out_of_range(); |
| return insert(__pos1, __str.data() + __pos2, _VSTD::min(__n, __str_sz - __pos2)); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| basic_string<_CharT, _Traits, _Allocator>& |
| basic_string<_CharT, _Traits, _Allocator>::insert(size_type __pos, const value_type* __s) |
| { |
| _LIBCPP_ASSERT(__s != nullptr, "string::insert received nullptr"); |
| return insert(__pos, __s, traits_type::length(__s)); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| typename basic_string<_CharT, _Traits, _Allocator>::iterator |
| basic_string<_CharT, _Traits, _Allocator>::insert(const_iterator __pos, value_type __c) |
| { |
| size_type __ip = static_cast<size_type>(__pos - begin()); |
| size_type __sz = size(); |
| size_type __cap = capacity(); |
| value_type* __p; |
| if (__cap == __sz) |
| { |
| __grow_by(__cap, 1, __sz, __ip, 0, 1); |
| __p = _VSTD::__to_raw_pointer(__get_long_pointer()); |
| } |
| else |
| { |
| __p = _VSTD::__to_raw_pointer(__get_pointer()); |
| size_type __n_move = __sz - __ip; |
| if (__n_move != 0) |
| traits_type::move(__p + __ip + 1, __p + __ip, __n_move); |
| } |
| traits_type::assign(__p[__ip], __c); |
| traits_type::assign(__p[++__sz], value_type()); |
| __set_size(__sz); |
| return begin() + static_cast<difference_type>(__ip); |
| } |
| |
| template <class _CharT, class _Traits, class _Allocator> |
| inline _LIBCPP_INLINE_VISIBILITY |
| |