diff options
Diffstat (limited to 'libcxx/include/experimental/filesystem')
| -rw-r--r-- | libcxx/include/experimental/filesystem | 64 |
1 files changed, 43 insertions, 21 deletions
diff --git a/libcxx/include/experimental/filesystem b/libcxx/include/experimental/filesystem index 7de93fdf8f1..0075ad2b084 100644 --- a/libcxx/include/experimental/filesystem +++ b/libcxx/include/experimental/filesystem @@ -228,7 +228,7 @@ #include <system_error> #include <utility> #include <iomanip> // for quoted -#include <experimental/string_view> +#include <string_view> #include <__debug> @@ -498,6 +498,21 @@ struct __is_pathable_string<basic_string<_ECharT, _Traits, _Alloc>, } }; + +template <class _ECharT, class _Traits> +struct __is_pathable_string<basic_string_view<_ECharT, _Traits>, + _Void<typename __can_convert_char<_ECharT>::__char_type>> +: public __can_convert_char<_ECharT> +{ + using _Str = basic_string_view<_ECharT, _Traits>; + using _Base = __can_convert_char<_ECharT>; + static _ECharT const* __range_begin(_Str const& __s) { return __s.data(); } + static _ECharT const* __range_end(_Str const& __s) { return __s.data() + __s.length(); } + static _ECharT __first_or_null(_Str const& __s) { + return __s.empty() ? _ECharT{} : __s[0]; + } +}; + template <class _Source, class _DS = typename decay<_Source>::type, class _UnqualPtrType = typename remove_const< @@ -642,6 +657,7 @@ class _LIBCPP_TYPE_VIS path public: typedef char value_type; typedef basic_string<value_type> string_type; + typedef _VSTD::string_view __string_view; static _LIBCPP_CONSTEXPR value_type preferred_separator = '/'; // constructors and destructor @@ -788,6 +804,12 @@ public: } _LIBCPP_INLINE_VISIBILITY + path& operator+=(__string_view __x) { + __pn_ += __x; + return *this; + } + + _LIBCPP_INLINE_VISIBILITY path& operator+=(const value_type* __x) { __pn_ += __x; return *this; @@ -799,7 +821,6 @@ public: return *this; } - template <class _ECharT> typename enable_if<__can_convert_char<_ECharT>::value, path&>::type operator+=(_ECharT __x) @@ -896,30 +917,31 @@ public: std::u32string generic_u32string() const { return string<char32_t>(); } private: - _LIBCPP_FUNC_VIS int __compare(const value_type*) const; - _LIBCPP_FUNC_VIS string_view __root_name() const; - _LIBCPP_FUNC_VIS string_view __root_directory() const; - _LIBCPP_FUNC_VIS string_view __relative_path() const; - _LIBCPP_FUNC_VIS string_view __parent_path() const; - _LIBCPP_FUNC_VIS string_view __filename() const; - _LIBCPP_FUNC_VIS string_view __stem() const; - _LIBCPP_FUNC_VIS string_view __extension() const; + _LIBCPP_FUNC_VIS int __compare(__string_view) const; + _LIBCPP_FUNC_VIS __string_view __root_name() const; + _LIBCPP_FUNC_VIS __string_view __root_directory() const; + _LIBCPP_FUNC_VIS __string_view __relative_path() const; + _LIBCPP_FUNC_VIS __string_view __parent_path() const; + _LIBCPP_FUNC_VIS __string_view __filename() const; + _LIBCPP_FUNC_VIS __string_view __stem() const; + _LIBCPP_FUNC_VIS __string_view __extension() const; public: // compare - _LIBCPP_INLINE_VISIBILITY int compare(const path& __p) const _NOEXCEPT { return __compare(__p.c_str());} - _LIBCPP_INLINE_VISIBILITY int compare(const string_type& __s) const { return __compare(__s.c_str()); } + _LIBCPP_INLINE_VISIBILITY int compare(const path& __p) const _NOEXCEPT { return __compare(__p.__pn_);} + _LIBCPP_INLINE_VISIBILITY int compare(const string_type& __s) const { return __compare(__s); } + _LIBCPP_INLINE_VISIBILITY int compare(__string_view __s) const { return __compare(__s); } _LIBCPP_INLINE_VISIBILITY int compare(const value_type* __s) const { return __compare(__s); } // decomposition - _LIBCPP_INLINE_VISIBILITY path root_name() const { return __root_name().to_string(); } - _LIBCPP_INLINE_VISIBILITY path root_directory() const { return __root_directory().to_string(); } - _LIBCPP_INLINE_VISIBILITY path root_path() const { return root_name().append(__root_directory().to_string()); } - _LIBCPP_INLINE_VISIBILITY path relative_path() const { return __relative_path().to_string(); } - _LIBCPP_INLINE_VISIBILITY path parent_path() const { return __parent_path().to_string(); } - _LIBCPP_INLINE_VISIBILITY path filename() const { return __filename().to_string(); } - _LIBCPP_INLINE_VISIBILITY path stem() const { return __stem().to_string();} - _LIBCPP_INLINE_VISIBILITY path extension() const { return __extension().to_string(); } + _LIBCPP_INLINE_VISIBILITY path root_name() const { return string_type(__root_name()); } + _LIBCPP_INLINE_VISIBILITY path root_directory() const { return string_type(__root_directory()); } + _LIBCPP_INLINE_VISIBILITY path root_path() const { return root_name().append(string_type(__root_directory())); } + _LIBCPP_INLINE_VISIBILITY path relative_path() const { return string_type(__relative_path()); } + _LIBCPP_INLINE_VISIBILITY path parent_path() const { return string_type(__parent_path()); } + _LIBCPP_INLINE_VISIBILITY path filename() const { return string_type(__filename()); } + _LIBCPP_INLINE_VISIBILITY path stem() const { return string_type(__stem());} + _LIBCPP_INLINE_VISIBILITY path extension() const { return string_type(__extension()); } // query _LIBCPP_INLINE_VISIBILITY bool empty() const _NOEXCEPT { return __pn_.empty(); } @@ -945,7 +967,7 @@ public: private: inline _LIBCPP_INLINE_VISIBILITY - path& __assign_view(string_view const& __s) noexcept { __pn_ = __s.to_string(); return *this; } + path& __assign_view(__string_view const& __s) noexcept { __pn_ = string_type(__s); return *this; } string_type __pn_; }; |
