__and_<is_convertible<const _Tp&, __sv_type>,
__not_<is_convertible<const _Tp&, const _CharT*>>>::value,
_Res>;
+
+ // Allows an implicit conversion to __sv_type.
+ static __sv_type
+ _S_to_string_view(__sv_type __svt) noexcept
+ { return __svt; }
+
+ // Wraps a string_view by explicit conversion and thus
+ // allows to add an internal constructor that does not
+ // participate in overload resolution when a string_view
+ // is provided.
+ struct __sv_wrapper
+ {
+ explicit __sv_wrapper(__sv_type __sv) noexcept : _M_sv(__sv) { }
+ __sv_type _M_sv;
+ };
#endif
// Use empty-base optimization: http://www.cantrip.org/emptyopt.html
#if __cplusplus > 201402L
/**
* @brief Construct string from a substring of a string_view.
- * @param __t Source string view.
+ * @param __t Source object convertible to string view.
* @param __pos The index of the first character to copy from __t.
* @param __n The number of characters to copy from __t.
* @param __a Allocator to use.
template<typename _Tp, typename = _If_sv<_Tp, void>>
basic_string(const _Tp& __t, size_type __pos, size_type __n,
const _Alloc& __a = _Alloc())
- : basic_string(__sv_type(__t).substr(__pos, __n), __a) { }
+ : basic_string(_S_to_string_view(__t).substr(__pos, __n), __a) { }
/**
* @brief Construct string from a string_view.
- * @param __sv Source string view.
+ * @param __t Source object convertible to string view.
* @param __a Allocator to use (default is default allocator).
*/
+ template<typename _Tp, typename = _If_sv<_Tp, void>>
+ explicit
+ basic_string(const _Tp& __t, const _Alloc& __a = _Alloc())
+ : basic_string(__sv_wrapper(_S_to_string_view(__t)), __a) { }
+
+ /**
+ * @brief Only internally used: Construct string from a string view
+ * wrapper.
+ * @param __svw string view wrapper.
+ * @param __a Allocator to use.
+ */
explicit
- basic_string(__sv_type __sv, const _Alloc& __a = _Alloc())
- : basic_string(__sv.data(), __sv.size(), __a) { }
+ basic_string(__sv_wrapper __svw, const _Alloc& __a)
+ : basic_string(__svw._M_sv.data(), __svw._M_sv.size(), __a) { }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Set value to string constructed from a string_view.
- * @param __sv A string_view.
+ * @param __svt An object convertible to string_view.
*/
- template<typename _Tp>
- _If_sv<_Tp, basic_string&>
- operator=(_Tp __sv)
- { return this->assign(__sv); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ operator=(const _Tp& __svt)
+ { return this->assign(__svt); }
/**
* @brief Convert to a string_view.
* @return A string_view.
*/
operator __sv_type() const noexcept
- { return __sv_type(data(), size()); }
+ { return __sv_type(data(), size()); }
#endif // C++17
// Iterators:
#if __cplusplus > 201402L
/**
* @brief Append a string_view.
- * @param __sv The string_view to be appended.
+ * @param __svt An object convertible to string_view to be appended.
* @return Reference to this string.
*/
- basic_string&
- operator+=(__sv_type __sv)
- { return this->append(__sv); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ operator+=(const _Tp& __svt)
+ { return this->append(__svt); }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Append a string_view.
- * @param __sv The string_view to be appended.
+ * @param __svt An object convertible to string_view to be appended.
* @return Reference to this string.
*/
- basic_string&
- append(__sv_type __sv)
- { return this->append(__sv.data(), __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ append(const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->append(__sv.data(), __sv.size());
+ }
/**
* @brief Append a range of characters from a string_view.
- * @param __sv The string_view to be appended from.
+ * @param __svt An object convertible to string_view to be appended from.
* @param __pos The position in the string_view to append from.
* @param __n The number of characters to append from the string_view.
* @return Reference to this string.
*/
- template <typename _Tp>
- _If_sv<_Tp, basic_string&>
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
append(const _Tp& __svt, size_type __pos, size_type __n = npos)
{
__sv_type __sv = __svt;
#if __cplusplus > 201402L
/**
* @brief Set value from a string_view.
- * @param __sv The source string_view.
+ * @param __svt The source object convertible to string_view.
* @return Reference to this string.
*/
- basic_string&
- assign(__sv_type __sv)
- { return this->assign(__sv.data(), __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ assign(const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->assign(__sv.data(), __sv.size());
+ }
/**
* @brief Set value from a range of characters in a string_view.
- * @param __sv The source string_view.
+ * @param __svt The source object convertible to string_view.
* @param __pos The position in the string_view to assign from.
* @param __n The number of characters to assign.
* @return Reference to this string.
*/
- template <typename _Tp>
+ template<typename _Tp>
_If_sv<_Tp, basic_string&>
assign(const _Tp& __svt, size_type __pos, size_type __n = npos)
{
/**
* @brief Insert a string_view.
* @param __pos Iterator referencing position in string to insert at.
- * @param __sv The string_view to insert.
+ * @param __svt The object convertible to string_view to insert.
* @return Reference to this string.
*/
- basic_string&
- insert(size_type __pos, __sv_type __sv)
- { return this->insert(__pos, __sv.data(), __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ insert(size_type __pos, const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->insert(__pos, __sv.data(), __sv.size());
+ }
/**
* @brief Insert a string_view.
* @param __pos Iterator referencing position in string to insert at.
- * @param __sv The string_view to insert from.
+ * @param __svt The object convertible to string_view to insert from.
* @param __pos Iterator referencing position in string_view to insert
* from.
* @param __n The number of characters to insert.
* @return Reference to this string.
*/
- template <typename _Tp>
+ template<typename _Tp>
_If_sv<_Tp, basic_string&>
insert(size_type __pos1, const _Tp& __svt,
size_type __pos2, size_type __n = npos)
* @brief Replace range of characters with string_view.
* @param __pos The position to replace at.
* @param __n The number of characters to replace.
- * @param __sv The string_view to insert.
+ * @param __svt The object convertible to string_view to insert.
* @return Reference to this string.
*/
- basic_string&
- replace(size_type __pos, size_type __n, __sv_type __sv)
- { return this->replace(__pos, __n, __sv.data(), __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ replace(size_type __pos, size_type __n, const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->replace(__pos, __n, __sv.data(), __sv.size());
+ }
/**
* @brief Replace range of characters with string_view.
* @param __pos1 The position to replace at.
* @param __n1 The number of characters to replace.
- * @param __sv The string_view to insert from.
+ * @param __svt The object convertible to string_view to insert from.
* @param __pos2 The position in the string_view to insert from.
* @param __n2 The number of characters to insert.
* @return Reference to this string.
*/
- template <typename _Tp>
+ template<typename _Tp>
_If_sv<_Tp, basic_string&>
replace(size_type __pos1, size_type __n1, const _Tp& __svt,
size_type __pos2, size_type __n2 = npos)
to replace at.
* @param __i2 An iterator referencing the end position
for the replace.
- * @param __sv The string_view to insert from.
+ * @param __svt The object convertible to string_view to insert from.
* @return Reference to this string.
*/
- basic_string&
- replace(const_iterator __i1, const_iterator __i2, __sv_type __sv)
- { return this->replace(__i1 - begin(), __i2 - __i1, __sv); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ replace(const_iterator __i1, const_iterator __i2, const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->replace(__i1 - begin(), __i2 - __i1, __sv);
+ }
#endif // C++17
private:
#if __cplusplus > 201402L
/**
* @brief Find position of a string_view.
- * @param __sv The string_view to locate.
+ * @param __svt The object convertible to string_view to locate.
* @param __pos Index of character to search from (default 0).
* @return Index of start of first occurrence.
*/
- size_type
- find(__sv_type __sv, size_type __pos = 0) const noexcept
- { return this->find(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find(const _Tp& __svt, size_type __pos = 0) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find last position of a string_view.
- * @param __sv The string_view to locate.
+ * @param __svt The object convertible to string_view to locate.
* @param __pos Index of character to search back from (default end).
* @return Index of start of last occurrence.
*/
- size_type
- rfind(__sv_type __sv, size_type __pos = npos) const noexcept
- { return this->rfind(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ rfind(const _Tp& __svt, size_type __pos = npos) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->rfind(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find position of a character of a string_view.
- * @param __sv A string_view containing characters to locate.
+ * @param __svt An object convertible to string_view containing
+ * characters to locate.
* @param __pos Index of character to search from (default 0).
* @return Index of first occurrence.
*/
- size_type
- find_first_of(__sv_type __sv, size_type __pos = 0) const noexcept
- { return this->find_first_of(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find_first_of(const _Tp& __svt, size_type __pos = 0) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find_first_of(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find last position of a character of string.
- * @param __sv A string_view containing characters to locate.
+ * @param __svt An object convertible to string_view containing
+ * characters to locate.
* @param __pos Index of character to search back from (default end).
* @return Index of last occurrence.
*/
- size_type
- find_last_of(__sv_type __sv, size_type __pos = npos) const noexcept
- { return this->find_last_of(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find_last_of(const _Tp& __svt, size_type __pos = npos) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find_last_of(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find position of a character not in a string_view.
- * @param __sv A string_view containing characters to avoid.
+ * @param __svt A object convertible to string_view containing
+ * characters to avoid.
* @param __pos Index of character to search from (default 0).
* @return Index of first occurrence.
*/
- size_type
- find_first_not_of(__sv_type __sv, size_type __pos = 0) const noexcept
- { return this->find_first_not_of(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find_first_not_of(const _Tp& __svt, size_type __pos = 0) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find_first_not_of(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find last position of a character not in a string_view.
- * @param __sv A string_view containing characters to avoid.
+ * @param __svt An object convertible to string_view containing
+ * characters to avoid.
* @param __pos Index of character to search back from (default end).
* @return Index of last occurrence.
*/
- size_type
- find_last_not_of(__sv_type __sv, size_type __pos = npos) const noexcept
- { return this->find_last_not_of(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find_last_not_of(const _Tp& __svt, size_type __pos = npos) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find_last_not_of(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Compare to a string_view.
- * @param __sv A string_view to compare against.
+ * @param __svt An object convertible to string_view to compare against.
* @return Integer < 0, 0, or > 0.
*/
- int
- compare(__sv_type __sv) const
- {
- const size_type __size = this->size();
- const size_type __osize = __sv.size();
- const size_type __len = std::min(__size, __osize);
-
- int __r = traits_type::compare(_M_data(), __sv.data(), __len);
- if (!__r)
- __r = _S_compare(__size, __osize);
- return __r;
- }
+ template<typename _Tp>
+ _If_sv<_Tp, int>
+ compare(const _Tp& __svt) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ const size_type __size = this->size();
+ const size_type __osize = __sv.size();
+ const size_type __len = std::min(__size, __osize);
+
+ int __r = traits_type::compare(_M_data(), __sv.data(), __len);
+ if (!__r)
+ __r = _S_compare(__size, __osize);
+ return __r;
+ }
/**
* @brief Compare to a string_view.
* @param __pos A position in the string to start comparing from.
* @param __n The number of characters to compare.
- * @param __sv A string_view to compare against.
+ * @param __svt An object convertible to string_view to compare
+ * against.
* @return Integer < 0, 0, or > 0.
*/
- int
- compare(size_type __pos, size_type __n, __sv_type __sv) const
- { return __sv_type(*this).substr(__pos, __n).compare(__sv); }
+ template<typename _Tp>
+ _If_sv<_Tp, int>
+ compare(size_type __pos, size_type __n, const _Tp& __svt) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return __sv_type(*this).substr(__pos, __n).compare(__sv);
+ }
/**
* @brief Compare to a string_view.
* @param __pos1 A position in the string to start comparing from.
* @param __n1 The number of characters to compare.
- * @param __sv A string_view to compare against.
+ * @param __svt An object convertible to string_view to compare
+ * against.
* @param __pos2 A position in the string_view to start comparing from.
* @param __n2 The number of characters to compare.
* @return Integer < 0, 0, or > 0.
*/
- template <typename _Tp>
+ template<typename _Tp>
_If_sv<_Tp, int>
compare(size_type __pos1, size_type __n1, const _Tp& __svt,
size_type __pos2, size_type __n2 = npos) const
+ noexcept(is_same<_Tp, __sv_type>::value)
{
__sv_type __sv = __svt;
return __sv_type(*this)
__and_<is_convertible<const _Tp&, __sv_type>,
__not_<is_convertible<const _Tp&, const _CharT*>>>::value,
_Res>;
+
+ // Allows an implicit conversion to __sv_type.
+ static __sv_type
+ _S_to_string_view(__sv_type __svt) noexcept
+ { return __svt; }
+
+ // Wraps a string_view by explicit conversion and thus
+ // allows to add an internal constructor that does not
+ // participate in overload resolution when a string_view
+ // is provided.
+ struct __sv_wrapper
+ {
+ explicit __sv_wrapper(__sv_type __sv) noexcept : _M_sv(__sv) { }
+ __sv_type _M_sv;
+ };
#endif
public:
#if __cplusplus > 201402L
/**
* @brief Construct string from a substring of a string_view.
- * @param __t Source string view.
+ * @param __t Source object convertible to string view.
* @param __pos The index of the first character to copy from __t.
* @param __n The number of characters to copy from __t.
* @param __a Allocator to use.
template<typename _Tp, typename = _If_sv<_Tp, void>>
basic_string(const _Tp& __t, size_type __pos, size_type __n,
const _Alloc& __a = _Alloc())
- : basic_string(__sv_type(__t).substr(__pos, __n), __a) { }
+ : basic_string(_S_to_string_view(__t).substr(__pos, __n), __a) { }
/**
* @brief Construct string from a string_view.
- * @param __sv Source string view.
+ * @param __t Source object convertible to string view.
* @param __a Allocator to use (default is default allocator).
*/
+ template<typename _Tp, typename = _If_sv<_Tp, void>>
+ explicit
+ basic_string(const _Tp& __t, const _Alloc& __a = _Alloc())
+ : basic_string(__sv_wrapper(_S_to_string_view(__t)), __a) { }
+
+ /**
+ * @brief Only internally used: Construct string from a string view
+ * wrapper.
+ * @param __svw string view wrapper.
+ * @param __a Allocator to use.
+ */
explicit
- basic_string(__sv_type __sv, const _Alloc& __a = _Alloc())
- : basic_string(__sv.data(), __sv.size(), __a) { }
+ basic_string(__sv_wrapper __svw, const _Alloc& __a)
+ : basic_string(__svw._M_sv.data(), __svw._M_sv.size(), __a) { }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Set value to string constructed from a string_view.
- * @param __sv A string_view.
+ * @param __svt An object convertible to string_view.
*/
template<typename _Tp>
_If_sv<_Tp, basic_string&>
- operator=(_Tp __sv)
- { return this->assign(__sv); }
+ operator=(const _Tp& __svt)
+ { return this->assign(__svt); }
/**
* @brief Convert to a string_view.
#if __cplusplus > 201402L
/**
* @brief Append a string_view.
- * @param __sv The string_view to be appended.
+ * @param __svt The object convertible to string_view to be appended.
* @return Reference to this string.
*/
- basic_string&
- operator+=(__sv_type __sv)
- { return this->append(__sv); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ operator+=(const _Tp& __svt)
+ { return this->append(__svt); }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Append a string_view.
- * @param __sv The string_view to be appended.
+ * @param __svt The object convertible to string_view to be appended.
* @return Reference to this string.
*/
- basic_string&
- append(__sv_type __sv)
- { return this->append(__sv.data(), __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ append(const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->append(__sv.data(), __sv.size());
+ }
/**
* @brief Append a range of characters from a string_view.
- * @param __sv The string_view to be appended from.
+ * @param __svt The object convertible to string_view to be appended
+ * from.
* @param __pos The position in the string_view to append from.
* @param __n The number of characters to append from the string_view.
* @return Reference to this string.
*/
- template <typename _Tp>
- _If_sv<_Tp, basic_string&>
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
append(const _Tp& __svt, size_type __pos, size_type __n = npos)
{
__sv_type __sv = __svt;
#if __cplusplus > 201402L
/**
* @brief Set value from a string_view.
- * @param __sv The source string_view.
+ * @param __svt The source object convertible to string_view.
* @return Reference to this string.
*/
- basic_string&
- assign(__sv_type __sv)
- { return this->assign(__sv.data(), __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ assign(const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->assign(__sv.data(), __sv.size());
+ }
/**
* @brief Set value from a range of characters in a string_view.
- * @param __sv The source string_view.
+ * @param __svt The source object convertible to string_view.
* @param __pos The position in the string_view to assign from.
* @param __n The number of characters to assign.
* @return Reference to this string.
*/
- template <typename _Tp>
- _If_sv<_Tp, basic_string&>
- assign(const _Tp& __svt, size_type __pos, size_type __n = npos)
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ assign(const _Tp& __svt, size_type __pos, size_type __n = npos)
{
__sv_type __sv = __svt;
return assign(__sv.data()
/**
* @brief Insert a string_view.
* @param __pos Iterator referencing position in string to insert at.
- * @param __sv The string_view to insert.
+ * @param __svt The object convertible to string_view to insert.
* @return Reference to this string.
*/
- basic_string&
- insert(size_type __pos, __sv_type __sv)
- { return this->insert(__pos, __sv.data(), __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ insert(size_type __pos, const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->insert(__pos, __sv.data(), __sv.size());
+ }
/**
* @brief Insert a string_view.
* @param __pos Iterator referencing position in string to insert at.
- * @param __sv The string_view to insert from.
+ * @param __svt The object convertible to string_view to insert from.
* @param __pos Iterator referencing position in string_view to insert
* from.
* @param __n The number of characters to insert.
* @return Reference to this string.
*/
- template <typename _Tp>
- _If_sv<_Tp, basic_string&>
- insert(size_type __pos1, const _Tp& __svt,
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ insert(size_type __pos1, const _Tp& __svt,
size_type __pos2, size_type __n = npos)
{
__sv_type __sv = __svt;
return this->replace(__i1 - _M_ibegin(), __i2 - __i1,
__k1.base(), __k2 - __k1);
}
-
+
#if __cplusplus >= 201103L
/**
* @brief Replace range of characters with initializer_list.
* @brief Replace range of characters with string_view.
* @param __pos The position to replace at.
* @param __n The number of characters to replace.
- * @param __sv The string_view to insert.
+ * @param __svt The object convertible to string_view to insert.
* @return Reference to this string.
*/
- basic_string&
- replace(size_type __pos, size_type __n, __sv_type __sv)
- { return this->replace(__pos, __n, __sv.data(), __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ replace(size_type __pos, size_type __n, const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->replace(__pos, __n, __sv.data(), __sv.size());
+ }
/**
* @brief Replace range of characters with string_view.
* @param __pos1 The position to replace at.
* @param __n1 The number of characters to replace.
- * @param __sv The string_view to insert from.
+ * @param __svt The object convertible to string_view to insert from.
* @param __pos2 The position in the string_view to insert from.
* @param __n2 The number of characters to insert.
* @return Reference to this string.
*/
- template <typename _Tp>
- _If_sv<_Tp, basic_string&>
- replace(size_type __pos1, size_type __n1, const _Tp& __svt,
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ replace(size_type __pos1, size_type __n1, const _Tp& __svt,
size_type __pos2, size_type __n2 = npos)
{
__sv_type __sv = __svt;
- return this->replace(__pos1, __n1, __sv.data()
- + __sv._M_check(__pos2, "basic_string::replace"),
- __sv._M_limit(__pos2, __n2));
+ return this->replace(__pos1, __n1,
+ __sv.data() + __sv._M_check(__pos2, "basic_string::replace"),
+ __sv._M_limit(__pos2, __n2));
}
/**
to replace at.
* @param __i2 An iterator referencing the end position
for the replace.
- * @param __sv The string_view to insert from.
+ * @param __svt The object convertible to string_view to insert from.
* @return Reference to this string.
*/
- basic_string&
- replace(const_iterator __i1, const_iterator __i2, __sv_type __sv)
- { return this->replace(__i1 - begin(), __i2 - __i1, __sv); }
+ template<typename _Tp>
+ _If_sv<_Tp, basic_string&>
+ replace(const_iterator __i1, const_iterator __i2, const _Tp& __svt)
+ {
+ __sv_type __sv = __svt;
+ return this->replace(__i1 - begin(), __i2 - __i1, __sv);
+ }
#endif // C++17
private:
#if __cplusplus > 201402L
/**
* @brief Find position of a string_view.
- * @param __sv The string_view to locate.
+ * @param __svt The object convertible to string_view to locate.
* @param __pos Index of character to search from (default 0).
* @return Index of start of first occurrence.
*/
- size_type
- find(__sv_type __sv, size_type __pos = 0) const noexcept
- { return this->find(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find(const _Tp& __svt, size_type __pos = 0) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find last position of a string_view.
- * @param __sv The string_view to locate.
+ * @param __svt The object convertible to string_view to locate.
* @param __pos Index of character to search back from (default end).
* @return Index of start of last occurrence.
*/
- size_type
- rfind(__sv_type __sv, size_type __pos = npos) const noexcept
- { return this->rfind(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ rfind(const _Tp& __svt, size_type __pos = npos) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->rfind(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find position of a character of a string_view.
- * @param __sv A string_view containing characters to locate.
+ * @param __svt An object convertible to string_view containing
+ * characters to locate.
* @param __pos Index of character to search from (default 0).
* @return Index of first occurrence.
*/
- size_type
- find_first_of(__sv_type __sv, size_type __pos = 0) const noexcept
- { return this->find_first_of(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find_first_of(const _Tp& __svt, size_type __pos = 0) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find_first_of(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find last position of a character of string.
- * @param __sv A string_view containing characters to locate.
+ * @param __svt An object convertible to string_view containing
+ * characters to locate.
* @param __pos Index of character to search back from (default end).
* @return Index of last occurrence.
*/
- size_type
- find_last_of(__sv_type __sv, size_type __pos = npos) const noexcept
- { return this->find_last_of(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find_last_of(const _Tp& __svt, size_type __pos = npos) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find_last_of(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find position of a character not in a string_view.
- * @param __sv A string_view containing characters to avoid.
+ * @param __svt An object convertible to string_view containing
+ * characters to avoid.
* @param __pos Index of character to search from (default 0).
* @return Index of first occurrence.
*/
- size_type
- find_first_not_of(__sv_type __sv, size_type __pos = 0) const noexcept
- { return this->find_first_not_of(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find_first_not_of(const _Tp& __svt, size_type __pos = 0) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find_first_not_of(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Find last position of a character not in a string_view.
- * @param __sv A string_view containing characters to avoid.
+ * @param __svt An object convertible to string_view containing
+ * characters to avoid.
* @param __pos Index of character to search back from (default end).
* @return Index of last occurrence.
*/
- size_type
- find_last_not_of(__sv_type __sv, size_type __pos = npos) const noexcept
- { return this->find_last_not_of(__sv.data(), __pos, __sv.size()); }
+ template<typename _Tp>
+ _If_sv<_Tp, size_type>
+ find_last_not_of(const _Tp& __svt, size_type __pos = npos) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return this->find_last_not_of(__sv.data(), __pos, __sv.size());
+ }
#endif // C++17
/**
#if __cplusplus > 201402L
/**
* @brief Compare to a string_view.
- * @param __sv A string_view to compare against.
+ * @param __svt An object convertible to string_view to compare against.
* @return Integer < 0, 0, or > 0.
*/
- int
- compare(__sv_type __sv) const
- {
- const size_type __size = this->size();
- const size_type __osize = __sv.size();
- const size_type __len = std::min(__size, __osize);
-
- int __r = traits_type::compare(_M_data(), __sv.data(), __len);
- if (!__r)
- __r = _S_compare(__size, __osize);
- return __r;
- }
+ template<typename _Tp>
+ _If_sv<_Tp, int>
+ compare(const _Tp& __svt) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ const size_type __size = this->size();
+ const size_type __osize = __sv.size();
+ const size_type __len = std::min(__size, __osize);
+
+ int __r = traits_type::compare(_M_data(), __sv.data(), __len);
+ if (!__r)
+ __r = _S_compare(__size, __osize);
+ return __r;
+ }
/**
* @brief Compare to a string_view.
* @param __pos A position in the string to start comparing from.
* @param __n The number of characters to compare.
- * @param __sv A string_view to compare against.
+ * @param __svt An object convertible to string_view to compare
+ * against.
* @return Integer < 0, 0, or > 0.
*/
- int
- compare(size_type __pos, size_type __n, __sv_type __sv) const
- { return __sv_type(*this).substr(__pos, __n).compare(__sv); }
+ template<typename _Tp>
+ _If_sv<_Tp, int>
+ compare(size_type __pos, size_type __n, const _Tp& __svt) const
+ noexcept(is_same<_Tp, __sv_type>::value)
+ {
+ __sv_type __sv = __svt;
+ return __sv_type(*this).substr(__pos, __n).compare(__sv);
+ }
/**
* @brief Compare to a string_view.
* @param __pos1 A position in the string to start comparing from.
* @param __n1 The number of characters to compare.
- * @param __sv A string_view to compare against.
+ * @param __svt An object convertible to string_view to compare
+ * against.
* @param __pos2 A position in the string_view to start comparing from.
* @param __n2 The number of characters to compare.
* @return Integer < 0, 0, or > 0.
*/
- template <typename _Tp>
+ template<typename _Tp>
_If_sv<_Tp, int>
compare(size_type __pos1, size_type __n1, const _Tp& __svt,
size_type __pos2, size_type __n2 = npos) const
+ noexcept(is_same<_Tp, __sv_type>::value)
{
__sv_type __sv = __svt;
return __sv_type(*this)
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