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ran clang-format over string_span

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Jordan Maples 2020-10-01 14:08:01 -07:00
parent a64c489c78
commit 7721de88f3
1 changed files with 122 additions and 60 deletions
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182
include/gsl/string_span
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@ -19,14 +19,14 @@
#include <gsl/gsl_assert> // for Ensures, Expects #include <gsl/gsl_assert> // for Ensures, Expects
#include <gsl/gsl_util> // for narrow_cast #include <gsl/gsl_util> // for narrow_cast
#include <gsl/span_ext> // for operator!=, operator==, dynamic_extent #include <gsl/span_ext> // for operator!=, operator==, dynamic_extent
#include <algorithm> // for equal, lexicographical_compare #include <algorithm> // for equal, lexicographical_compare
#include <array> // for array #include <array> // for array
#include <cstddef> // for size_t, nullptr_t #include <cstddef> // for size_t, nullptr_t
#include <cstdint> // for PTRDIFF_MAX #include <cstdint> // for PTRDIFF_MAX
#include <cstring> #include <cstring>
#include <string> // for basic_string, allocator, char_traits #include <string> // for basic_string, allocator, char_traits
#include <type_traits> // for declval, is_convertible, enable_if_t, add_... #include <type_traits> // for declval, is_convertible, enable_if_t, add_...
#if defined(_MSC_VER) && !defined(__clang__) #if defined(_MSC_VER) && !defined(__clang__)
@ -36,7 +36,7 @@
#pragma warning(disable : 26446) // TODO: bug in parser - attributes and templates #pragma warning(disable : 26446) // TODO: bug in parser - attributes and templates
#pragma warning(disable : 26481) // TODO: suppress does not work inside templates sometimes #pragma warning(disable : 26481) // TODO: suppress does not work inside templates sometimes
#pragma warning(disable : 4996) // use of functions & classes marked [[deprecated]] #pragma warning(disable : 4996) // use of functions & classes marked [[deprecated]]
#endif // _MSC_VER #endif // _MSC_VER
#if defined(__GNUC__) || defined(__clang__) #if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic push #pragma GCC diagnostic push
@ -57,36 +57,55 @@ namespace gsl
// //
template <typename CharT, std::size_t Extent = dynamic_extent> template <typename CharT, std::size_t Extent = dynamic_extent>
using basic_zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = CharT*; using basic_zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] = CharT*;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using czstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring<const char, Extent>; using czstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring<const char, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using cwzstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring<const wchar_t, Extent>; using cwzstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring<const wchar_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using cu16zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring<const char16_t, Extent>; using cu16zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring<const char16_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using cu32zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring<const char32_t, Extent>; using cu32zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring<const char32_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring<char, Extent>; using zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring<char, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using wzstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring<wchar_t, Extent>; using wzstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring<wchar_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using u16zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring<char16_t, Extent>; using u16zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring<char16_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using u32zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring<char32_t, Extent>; using u32zstring [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring<char32_t, Extent>;
namespace details namespace details
{ {
template <class CharT> template <class CharT>
[[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] constexpr std::size_t string_length(const CharT* str, std::size_t n) [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see "
"isocpp/CppCoreGuidelines PR#1680")]] constexpr std::size_t
string_length(const CharT* str, std::size_t n)
{ {
if (str == nullptr || n == dynamic_extent) return 0; if (str == nullptr || n == dynamic_extent) return 0;
@ -108,29 +127,31 @@ namespace details
// Will fail-fast if sentinel cannot be found before max elements are examined. // Will fail-fast if sentinel cannot be found before max elements are examined.
// //
template <typename T, const T Sentinel> template <typename T, const T Sentinel>
[[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]]constexpr span<T, dynamic_extent> ensure_sentinel(T* seq, [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see "
std::size_t max = static_cast<std::size_t>(-1)) "isocpp/CppCoreGuidelines PR#1680")]] constexpr span<T, dynamic_extent>
ensure_sentinel(T* seq, std::size_t max = static_cast<std::size_t>(-1))
{ {
Ensures(seq != nullptr); Ensures(seq != nullptr);
GSL_SUPPRESS( GSL_SUPPRESS(
f.23) // NO-FORMAT: attribute // TODO: false positive // TODO: suppress does not work f .23) // NO-FORMAT: attribute // TODO: false positive // TODO: suppress does not work
auto cur = seq; auto cur = seq;
Ensures(cur != nullptr); // workaround for removing the warning Ensures(cur != nullptr); // workaround for removing the warning
GSL_SUPPRESS(bounds.1) // NO-FORMAT: attribute // TODO: suppress does not work GSL_SUPPRESS(bounds .1) // NO-FORMAT: attribute // TODO: suppress does not work
while (static_cast<std::size_t>(cur - seq) < max && *cur != Sentinel) ++cur; while (static_cast<std::size_t>(cur - seq) < max && *cur != Sentinel) ++cur;
Ensures(*cur == Sentinel); Ensures(*cur == Sentinel);
return {seq, static_cast<std::size_t>(cur - seq)}; return {seq, static_cast<std::size_t>(cur - seq)};
} }
// //
// ensure_z - creates a span for a zero terminated strings. The span will not contain the zero termination. // ensure_z - creates a span for a zero terminated strings. The span will not contain the zero
// Will fail fast if a null-terminator cannot be found before the limit of size_type. // termination. Will fail fast if a null-terminator cannot be found before the limit of size_type.
// //
template <typename CharT> template <typename CharT>
[[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] constexpr span<CharT, dynamic_extent> ensure_z(CharT* const& sz, [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see "
std::size_t max = static_cast<std::size_t>(-1)) "isocpp/CppCoreGuidelines PR#1680")]] constexpr span<CharT, dynamic_extent>
ensure_z(CharT* const& sz, std::size_t max = static_cast<std::size_t>(-1))
{ {
return ensure_sentinel<CharT, CharT(0)>(sz, max); return ensure_sentinel<CharT, CharT(0)>(sz, max);
} }
@ -142,37 +163,45 @@ constexpr span<CharT, dynamic_extent> ensure_z(CharT (&sz)[N])
} }
template <class Cont> template <class Cont>
[[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] constexpr span<typename std::remove_pointer<typename Cont::pointer>::type, dynamic_extent> ensure_z(Cont& cont) [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see "
"isocpp/CppCoreGuidelines PR#1680")]] constexpr span<
typename std::remove_pointer<typename Cont::pointer>::type, dynamic_extent>
ensure_z(Cont& cont)
{ {
return ensure_z(cont.data(), cont.size()); return ensure_z(cont.data(), cont.size());
} }
template <typename CharT, std::size_t> template <typename CharT, std::size_t>
class [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] basic_string_span; class [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, "
"see isocpp/CppCoreGuidelines PR#1680")]] basic_string_span;
namespace details namespace details
{ {
template <typename T> template <typename T>
struct [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] is_basic_string_span_oracle : std::false_type struct [
{ [deprecated("string_span was removed from the C++ Core Guidelines. For more information, "
}; "see isocpp/CppCoreGuidelines PR#1680")]] is_basic_string_span_oracle
: std::false_type{};
template <typename CharT, std::size_t Extent> template <typename CharT, std::size_t Extent>
struct [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] is_basic_string_span_oracle<basic_string_span<CharT, Extent>> : std::true_type struct [[deprecated(
{ "string_span was removed from the C++ Core Guidelines. For more information, see "
}; "isocpp/CppCoreGuidelines PR#1680")]] is_basic_string_span_oracle<basic_string_span<CharT,
Extent>>
: std::true_type{};
template <typename T> template <typename T>
struct [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] is_basic_string_span : is_basic_string_span_oracle<std::remove_cv_t<T>> struct [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
{ "information, see isocpp/CppCoreGuidelines PR#1680")]] is_basic_string_span
}; : is_basic_string_span_oracle<std::remove_cv_t<T>>{};
} // namespace details } // namespace details
// //
// string_span and relatives // string_span and relatives
// //
template <typename CharT, std::size_t Extent = dynamic_extent> template <typename CharT, std::size_t Extent = dynamic_extent>
class [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] basic_string_span class [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, "
"see isocpp/CppCoreGuidelines PR#1680")]] basic_string_span
{ {
public: public:
using element_type = CharT; using element_type = CharT;
@ -201,11 +230,11 @@ public:
// From static arrays - if 0-terminated, remove 0 from the view // From static arrays - if 0-terminated, remove 0 from the view
// All other containers allow 0s within the length, so we do not remove them // All other containers allow 0s within the length, so we do not remove them
template <std::size_t N> template <std::size_t N>
constexpr basic_string_span(element_type (&arr)[N]) : span_(remove_z(arr)) constexpr basic_string_span(element_type(&arr)[N]) : span_(remove_z(arr))
{} {}
template <std::size_t N, class ArrayElementType = std::remove_const_t<element_type>> template <std::size_t N, class ArrayElementType = std::remove_const_t<element_type>>
constexpr basic_string_span(std::array<ArrayElementType, N>& arr) noexcept : span_(arr) constexpr basic_string_span(std::array<ArrayElementType, N> & arr) noexcept : span_(arr)
{} {}
template <std::size_t N, class ArrayElementType = std::remove_const_t<element_type>> template <std::size_t N, class ArrayElementType = std::remove_const_t<element_type>>
@ -215,7 +244,7 @@ public:
// Container signature should work for basic_string after C++17 version exists // Container signature should work for basic_string after C++17 version exists
template <class Traits, class Allocator> template <class Traits, class Allocator>
// GSL_SUPPRESS(bounds.4) // NO-FORMAT: attribute // TODO: parser bug // GSL_SUPPRESS(bounds.4) // NO-FORMAT: attribute // TODO: parser bug
constexpr basic_string_span(std::basic_string<element_type, Traits, Allocator>& str) constexpr basic_string_span(std::basic_string<element_type, Traits, Allocator> & str)
: span_(&str[0], str.length()) : span_(&str[0], str.length())
{} {}
@ -231,7 +260,7 @@ public:
std::is_convertible<typename Container::pointer, pointer>::value && std::is_convertible<typename Container::pointer, pointer>::value &&
std::is_convertible<typename Container::pointer, std::is_convertible<typename Container::pointer,
decltype(std::declval<Container>().data())>::value>> decltype(std::declval<Container>().data())>::value>>
constexpr basic_string_span(Container& cont) : span_(cont) constexpr basic_string_span(Container & cont) : span_(cont)
{} {}
template <class Container, template <class Container,
@ -280,8 +309,8 @@ public:
return {span_.template subspan<Offset, Count>()}; return {span_.template subspan<Offset, Count>()};
} }
constexpr basic_string_span<element_type, dynamic_extent> constexpr basic_string_span<element_type, dynamic_extent> subspan(
subspan(size_type offset, size_type count = dynamic_extent) const size_type offset, size_type count = dynamic_extent) const
{ {
return {span_.subspan(offset, count)}; return {span_.subspan(offset, count)};
} }
@ -310,7 +339,7 @@ private:
} }
template <std::size_t N> template <std::size_t N>
static constexpr impl_type remove_z(element_type (&sz)[N]) static constexpr impl_type remove_z(element_type(&sz)[N])
{ {
return remove_z(&sz[0], N); return remove_z(&sz[0], N);
} }
@ -319,28 +348,44 @@ private:
}; };
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_string_span<char, Extent>; using string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_string_span<char, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using cstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_string_span<const char, Extent>; using cstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_string_span<const char, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using wstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_string_span<wchar_t, Extent>; using wstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_string_span<wchar_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using cwstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_string_span<const wchar_t, Extent>; using cwstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_string_span<const wchar_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using u16string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_string_span<char16_t, Extent>; using u16string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_string_span<char16_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using cu16string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_string_span<const char16_t, Extent>; using cu16string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_string_span<const char16_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using u32string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_string_span<char32_t, Extent>; using u32string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_string_span<char32_t, Extent>;
template <std::size_t Extent = dynamic_extent> template <std::size_t Extent = dynamic_extent>
using cu32string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_string_span<const char32_t, Extent>; using cu32string_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_string_span<const char32_t, Extent>;
// //
// to_string() allow (explicit) conversions from string_span to string // to_string() allow (explicit) conversions from string_span to string
@ -365,7 +410,7 @@ template <class ElementType, std::size_t Extent>
constexpr basic_string_span<const byte, details::calculate_byte_size<ElementType, Extent>::value> constexpr basic_string_span<const byte, details::calculate_byte_size<ElementType, Extent>::value>
as_bytes(basic_string_span<ElementType, Extent> s) noexcept as_bytes(basic_string_span<ElementType, Extent> s) noexcept
{ {
GSL_SUPPRESS(type.1) // NO-FORMAT: attribute GSL_SUPPRESS(type .1) // NO-FORMAT: attribute
return {reinterpret_cast<const byte*>(s.data()), s.size_bytes()}; return {reinterpret_cast<const byte*>(s.data()), s.size_bytes()};
} }
@ -374,14 +419,15 @@ template <class ElementType, std::size_t Extent,
constexpr basic_string_span<byte, details::calculate_byte_size<ElementType, Extent>::value> constexpr basic_string_span<byte, details::calculate_byte_size<ElementType, Extent>::value>
as_writable_bytes(basic_string_span<ElementType, Extent> s) noexcept as_writable_bytes(basic_string_span<ElementType, Extent> s) noexcept
{ {
GSL_SUPPRESS(type.1) // NO-FORMAT: attribute GSL_SUPPRESS(type .1) // NO-FORMAT: attribute
return {reinterpret_cast<byte*>(s.data()), s.size_bytes()}; return {reinterpret_cast<byte*>(s.data()), s.size_bytes()};
} }
// zero-terminated string span, used to convert // zero-terminated string span, used to convert
// zero-terminated spans to legacy strings // zero-terminated spans to legacy strings
template <typename CharT, std::size_t Extent = dynamic_extent> template <typename CharT, std::size_t Extent = dynamic_extent>
class [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] basic_zstring_span class [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, "
"see isocpp/CppCoreGuidelines PR#1680")]] basic_zstring_span
{ {
public: public:
using value_type = CharT; using value_type = CharT;
@ -407,7 +453,7 @@ public:
constexpr basic_zstring_span(const basic_zstring_span& other) = default; constexpr basic_zstring_span(const basic_zstring_span& other) = default;
// move // move
constexpr basic_zstring_span(basic_zstring_span&& other) = default; constexpr basic_zstring_span(basic_zstring_span && other) = default;
// assign // assign
constexpr basic_zstring_span& operator=(const basic_zstring_span& other) = default; constexpr basic_zstring_span& operator=(const basic_zstring_span& other) = default;
@ -430,28 +476,44 @@ private:
}; };
template <std::size_t Max = dynamic_extent> template <std::size_t Max = dynamic_extent>
using zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring_span<char, Max>; using zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring_span<char, Max>;
template <std::size_t Max = dynamic_extent> template <std::size_t Max = dynamic_extent>
using wzstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring_span<wchar_t, Max>; using wzstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring_span<wchar_t, Max>;
template <std::size_t Max = dynamic_extent> template <std::size_t Max = dynamic_extent>
using u16zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring_span<char16_t, Max>; using u16zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring_span<char16_t, Max>;
template <std::size_t Max = dynamic_extent> template <std::size_t Max = dynamic_extent>
using u32zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring_span<char32_t, Max>; using u32zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring_span<char32_t, Max>;
template <std::size_t Max = dynamic_extent> template <std::size_t Max = dynamic_extent>
using czstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring_span<const char, Max>; using czstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring_span<const char, Max>;
template <std::size_t Max = dynamic_extent> template <std::size_t Max = dynamic_extent>
using cwzstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring_span<const wchar_t, Max>; using cwzstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more "
"information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring_span<const wchar_t, Max>;
template <std::size_t Max = dynamic_extent> template <std::size_t Max = dynamic_extent>
using cu16zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring_span<const char16_t, Max>; using cu16zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For "
"more information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring_span<const char16_t, Max>;
template <std::size_t Max = dynamic_extent> template <std::size_t Max = dynamic_extent>
using cu32zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For more information, see isocpp/CppCoreGuidelines PR#1680")]] = basic_zstring_span<const char32_t, Max>; using cu32zstring_span [[deprecated("string_span was removed from the C++ Core Guidelines. For "
"more information, see isocpp/CppCoreGuidelines PR#1680")]] =
basic_zstring_span<const char32_t, Max>;
// operator == // operator ==
template <class CharT, std::size_t Extent, class T, template <class CharT, std::size_t Extent, class T,