diff options
Diffstat (limited to 'contrib/llvm-project/libcxx/include/iomanip')
| -rw-r--r-- | contrib/llvm-project/libcxx/include/iomanip | 175 |
1 files changed, 84 insertions, 91 deletions
diff --git a/contrib/llvm-project/libcxx/include/iomanip b/contrib/llvm-project/libcxx/include/iomanip index ba434b983b1c..ed8334519ae8 100644 --- a/contrib/llvm-project/libcxx/include/iomanip +++ b/contrib/llvm-project/libcxx/include/iomanip @@ -42,13 +42,13 @@ template <class charT, class traits, class Allocator> */ +#include <__assert> // all public C++ headers provide the assertion handler #include <__config> -#include <__string> #include <istream> #include <version> #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) -#pragma GCC system_header +# pragma GCC system_header #endif _LIBCPP_BEGIN_NAMESPACE_STD @@ -513,16 +513,17 @@ put_time(const tm* __tm, const _CharT* __fmt) return __iom_t10<_CharT>(__tm, __fmt); } -template <class _CharT, class _Traits, class _ForwardIterator> -basic_ostream<_CharT, _Traits> & -__quoted_output ( basic_ostream<_CharT, _Traits> &__os, - _ForwardIterator __first, _ForwardIterator __last, _CharT __delim, _CharT __escape ) +#if _LIBCPP_STD_VER >= 11 + +template <class _CharT, class _Traits> +_LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& +__quoted_output(basic_ostream<_CharT, _Traits>& __os, + const _CharT *__first, const _CharT *__last, _CharT __delim, _CharT __escape) { basic_string<_CharT, _Traits> __str; __str.push_back(__delim); - for ( ; __first != __last; ++ __first ) - { - if (_Traits::eq (*__first, __escape) || _Traits::eq (*__first, __delim)) + for (; __first != __last; ++__first) { + if (_Traits::eq(*__first, __escape) || _Traits::eq(*__first, __delim)) __str.push_back(__escape); __str.push_back(*__first); } @@ -531,139 +532,131 @@ __quoted_output ( basic_ostream<_CharT, _Traits> &__os, } template <class _CharT, class _Traits, class _String> -basic_istream<_CharT, _Traits> & -__quoted_input ( basic_istream<_CharT, _Traits> &__is, _String & __string, _CharT __delim, _CharT __escape ) +_LIBCPP_HIDE_FROM_ABI basic_istream<_CharT, _Traits>& +__quoted_input(basic_istream<_CharT, _Traits>& __is, _String& __string, _CharT __delim, _CharT __escape) { - __string.clear (); + __string.clear(); _CharT __c; __is >> __c; - if ( __is.fail ()) + if (__is.fail()) return __is; - if (!_Traits::eq (__c, __delim)) // no delimiter, read the whole string - { - __is.unget (); + if (!_Traits::eq(__c, __delim)) { + // no delimiter, read the whole string + __is.unget(); __is >> __string; return __is; } - __save_flags<_CharT, _Traits> sf(__is); - noskipws (__is); - while (true) - { + __save_flags<_CharT, _Traits> __sf(__is); + std::noskipws(__is); + while (true) { __is >> __c; - if ( __is.fail ()) + if (__is.fail()) break; - if (_Traits::eq (__c, __escape)) - { + if (_Traits::eq(__c, __escape)) { __is >> __c; - if ( __is.fail ()) + if (__is.fail()) break; - } - else if (_Traits::eq (__c, __delim)) + } else if (_Traits::eq(__c, __delim)) break; - __string.push_back ( __c ); - } + __string.push_back(__c); + } return __is; } - -template <class _CharT, class _Traits, class _Iter> -basic_ostream<_CharT, _Traits>& operator<<( - basic_ostream<_CharT, _Traits>& __os, - const __quoted_output_proxy<_CharT, _Iter, _Traits> & __proxy) +template <class _CharT, class _Traits> +struct _LIBCPP_HIDDEN __quoted_output_proxy { - return __quoted_output (__os, __proxy.__first, __proxy.__last, __proxy.__delim, __proxy.__escape); -} + const _CharT *__first_; + const _CharT *__last_; + _CharT __delim_; + _CharT __escape_; -template <class _CharT, class _Traits, class _Allocator> -struct __quoted_proxy -{ - basic_string<_CharT, _Traits, _Allocator> &__string; - _CharT __delim; - _CharT __escape; + _LIBCPP_HIDE_FROM_ABI + explicit __quoted_output_proxy(const _CharT *__f, const _CharT *__l, _CharT __d, _CharT __e) + : __first_(__f), __last_(__l), __delim_(__d), __escape_(__e) {} - __quoted_proxy(basic_string<_CharT, _Traits, _Allocator> &__s, _CharT __d, _CharT __e) - : __string(__s), __delim(__d), __escape(__e) {} + template<class _T2, __enable_if_t<_IsSame<_Traits, void>::value || _IsSame<_Traits, _T2>::value>* = nullptr> + friend _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _T2>& + operator<<(basic_ostream<_CharT, _T2>& __os, const __quoted_output_proxy& __p) { + return std::__quoted_output(__os, __p.__first_, __p.__last_, __p.__delim_, __p.__escape_); + } }; template <class _CharT, class _Traits, class _Allocator> -_LIBCPP_INLINE_VISIBILITY -basic_ostream<_CharT, _Traits>& operator<<( - basic_ostream<_CharT, _Traits>& __os, - const __quoted_proxy<_CharT, _Traits, _Allocator> & __proxy) +struct _LIBCPP_HIDDEN __quoted_proxy { - return __quoted_output (__os, __proxy.__string.cbegin (), __proxy.__string.cend (), __proxy.__delim, __proxy.__escape); -} - -// extractor for non-const basic_string& proxies -template <class _CharT, class _Traits, class _Allocator> -_LIBCPP_INLINE_VISIBILITY -basic_istream<_CharT, _Traits>& operator>>( - basic_istream<_CharT, _Traits>& __is, - const __quoted_proxy<_CharT, _Traits, _Allocator> & __proxy) -{ - return __quoted_input ( __is, __proxy.__string, __proxy.__delim, __proxy.__escape ); -} + basic_string<_CharT, _Traits, _Allocator>& __string_; + _CharT __delim_; + _CharT __escape_; + _LIBCPP_HIDE_FROM_ABI + explicit __quoted_proxy(basic_string<_CharT, _Traits, _Allocator>& __s, _CharT __d, _CharT __e) + : __string_(__s), __delim_(__d), __escape_(__e) {} -template <class _CharT> -_LIBCPP_INLINE_VISIBILITY -__quoted_output_proxy<_CharT, const _CharT *> -quoted ( const _CharT *__s, _CharT __delim = _CharT('"'), _CharT __escape =_CharT('\\')) -{ - const _CharT *__end = __s; - while ( *__end ) ++__end; - return __quoted_output_proxy<_CharT, const _CharT *> ( __s, __end, __delim, __escape ); -} + friend _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& + operator<<(basic_ostream<_CharT, _Traits>& __os, const __quoted_proxy& __p) { + return std::__quoted_output(__os, __p.__string_.data(), __p.__string_.data() + __p.__string_.size(), __p.__delim_, __p.__escape_); + } + friend _LIBCPP_HIDE_FROM_ABI basic_istream<_CharT, _Traits>& + operator>>(basic_istream<_CharT, _Traits>& __is, const __quoted_proxy& __p) { + return std::__quoted_input(__is, __p.__string_, __p.__delim_, __p.__escape_); + } +}; template <class _CharT, class _Traits, class _Allocator> -_LIBCPP_INLINE_VISIBILITY -__quoted_output_proxy<_CharT, typename basic_string <_CharT, _Traits, _Allocator>::const_iterator> -__quoted ( const basic_string <_CharT, _Traits, _Allocator> &__s, _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\')) +_LIBCPP_HIDE_FROM_ABI +__quoted_output_proxy<_CharT, _Traits> +__quoted(const basic_string<_CharT, _Traits, _Allocator>& __s, _CharT __delim = _CharT('"'), _CharT __escape = _CharT('\\')) { - return __quoted_output_proxy<_CharT, - typename basic_string <_CharT, _Traits, _Allocator>::const_iterator> - ( __s.cbegin(), __s.cend (), __delim, __escape ); + return __quoted_output_proxy<_CharT, _Traits>(__s.data(), __s.data() + __s.size(), __delim, __escape); } template <class _CharT, class _Traits, class _Allocator> -_LIBCPP_INLINE_VISIBILITY +_LIBCPP_HIDE_FROM_ABI __quoted_proxy<_CharT, _Traits, _Allocator> -__quoted ( basic_string <_CharT, _Traits, _Allocator> &__s, _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\')) +__quoted(basic_string<_CharT, _Traits, _Allocator>& __s, _CharT __delim = _CharT('"'), _CharT __escape = _CharT('\\')) { - return __quoted_proxy<_CharT, _Traits, _Allocator>( __s, __delim, __escape ); + return __quoted_proxy<_CharT, _Traits, _Allocator>(__s, __delim, __escape); } +#endif // _LIBCPP_STD_VER >= 11 #if _LIBCPP_STD_VER > 11 +template <class _CharT> +_LIBCPP_HIDE_FROM_ABI +auto quoted(const _CharT *__s, _CharT __delim = _CharT('"'), _CharT __escape = _CharT('\\')) +{ + const _CharT *__end = __s; + while (*__end) ++__end; + return __quoted_output_proxy<_CharT, void>(__s, __end, __delim, __escape); +} + template <class _CharT, class _Traits, class _Allocator> -_LIBCPP_INLINE_VISIBILITY -__quoted_output_proxy<_CharT, typename basic_string <_CharT, _Traits, _Allocator>::const_iterator> -quoted ( const basic_string <_CharT, _Traits, _Allocator> &__s, _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\')) +_LIBCPP_HIDE_FROM_ABI +auto quoted(const basic_string<_CharT, _Traits, _Allocator>& __s, _CharT __delim = _CharT('"'), _CharT __escape = _CharT('\\')) { - return __quoted(__s, __delim, __escape); + return __quoted_output_proxy<_CharT, _Traits>(__s.data(), __s.data() + __s.size(), __delim, __escape); } template <class _CharT, class _Traits, class _Allocator> -_LIBCPP_INLINE_VISIBILITY -__quoted_proxy<_CharT, _Traits, _Allocator> -quoted ( basic_string <_CharT, _Traits, _Allocator> &__s, _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\')) +_LIBCPP_HIDE_FROM_ABI +auto quoted(basic_string<_CharT, _Traits, _Allocator>& __s, _CharT __delim = _CharT('"'), _CharT __escape = _CharT('\\')) { - return __quoted(__s, __delim, __escape); + return __quoted_proxy<_CharT, _Traits, _Allocator>(__s, __delim, __escape); } template <class _CharT, class _Traits> -__quoted_output_proxy<_CharT, const _CharT *, _Traits> -quoted (basic_string_view <_CharT, _Traits> __sv, - _CharT __delim = _CharT('"'), _CharT __escape=_CharT('\\')) +_LIBCPP_HIDE_FROM_ABI +auto quoted(basic_string_view<_CharT, _Traits> __sv, _CharT __delim = _CharT('"'), _CharT __escape = _CharT('\\')) { - return __quoted_output_proxy<_CharT, const _CharT *, _Traits> - ( __sv.data(), __sv.data() + __sv.size(), __delim, __escape ); + return __quoted_output_proxy<_CharT, _Traits>(__sv.data(), __sv.data() + __sv.size(), __delim, __escape); } -#endif + +#endif // _LIBCPP_STD_VER > 11 _LIBCPP_END_NAMESPACE_STD |