794 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			794 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
|   | // Formatting library for C++ - experimental range support
 | ||
|  | //
 | ||
|  | // Copyright (c) 2012 - present, Victor Zverovich
 | ||
|  | // All rights reserved.
 | ||
|  | //
 | ||
|  | // For the license information refer to format.h.
 | ||
|  | //
 | ||
|  | // Copyright (c) 2018 - present, Remotion (Igor Schulz)
 | ||
|  | // All Rights Reserved
 | ||
|  | // {fmt} support for ranges, containers and types tuple interface.
 | ||
|  | 
 | ||
|  | #ifndef FMT_RANGES_H_
 | ||
|  | #define FMT_RANGES_H_
 | ||
|  | 
 | ||
|  | #include <initializer_list>
 | ||
|  | #include <tuple>
 | ||
|  | #include <type_traits>
 | ||
|  | 
 | ||
|  | #include "format.h"
 | ||
|  | 
 | ||
|  | FMT_BEGIN_NAMESPACE | ||
|  | 
 | ||
|  | namespace detail { | ||
|  | 
 | ||
|  | template <typename RangeT, typename OutputIterator> | ||
|  | OutputIterator copy(const RangeT& range, OutputIterator out) { | ||
|  |   for (auto it = range.begin(), end = range.end(); it != end; ++it) | ||
|  |     *out++ = *it; | ||
|  |   return out; | ||
|  | } | ||
|  | 
 | ||
|  | template <typename OutputIterator> | ||
|  | OutputIterator copy(const char* str, OutputIterator out) { | ||
|  |   while (*str) *out++ = *str++; | ||
|  |   return out; | ||
|  | } | ||
|  | 
 | ||
|  | template <typename OutputIterator> | ||
|  | OutputIterator copy(char ch, OutputIterator out) { | ||
|  |   *out++ = ch; | ||
|  |   return out; | ||
|  | } | ||
|  | 
 | ||
|  | template <typename OutputIterator> | ||
|  | OutputIterator copy(wchar_t ch, OutputIterator out) { | ||
|  |   *out++ = ch; | ||
|  |   return out; | ||
|  | } | ||
|  | 
 | ||
|  | // Returns true if T has a std::string-like interface, like std::string_view.
 | ||
|  | template <typename T> class is_std_string_like { | ||
|  |   template <typename U> | ||
|  |   static auto check(U* p) | ||
|  |       -> decltype((void)p->find('a'), p->length(), (void)p->data(), int()); | ||
|  |   template <typename> static void check(...); | ||
|  | 
 | ||
|  |  public: | ||
|  |   static FMT_CONSTEXPR_DECL const bool value = | ||
|  |       is_string<T>::value || | ||
|  |       std::is_convertible<T, std_string_view<char>>::value || | ||
|  |       !std::is_void<decltype(check<T>(nullptr))>::value; | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename Char> | ||
|  | struct is_std_string_like<fmt::basic_string_view<Char>> : std::true_type {}; | ||
|  | 
 | ||
|  | template <typename T> class is_map { | ||
|  |   template <typename U> static auto check(U*) -> typename U::mapped_type; | ||
|  |   template <typename> static void check(...); | ||
|  | 
 | ||
|  |  public: | ||
|  | #ifdef FMT_FORMAT_MAP_AS_LIST
 | ||
|  |   static FMT_CONSTEXPR_DECL const bool value = false; | ||
|  | #else
 | ||
|  |   static FMT_CONSTEXPR_DECL const bool value = | ||
|  |       !std::is_void<decltype(check<T>(nullptr))>::value; | ||
|  | #endif
 | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename T> class is_set { | ||
|  |   template <typename U> static auto check(U*) -> typename U::key_type; | ||
|  |   template <typename> static void check(...); | ||
|  | 
 | ||
|  |  public: | ||
|  | #ifdef FMT_FORMAT_SET_AS_LIST
 | ||
|  |   static FMT_CONSTEXPR_DECL const bool value = false; | ||
|  | #else
 | ||
|  |   static FMT_CONSTEXPR_DECL const bool value = | ||
|  |       !std::is_void<decltype(check<T>(nullptr))>::value && !is_map<T>::value; | ||
|  | #endif
 | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename... Ts> struct conditional_helper {}; | ||
|  | 
 | ||
|  | template <typename T, typename _ = void> struct is_range_ : std::false_type {}; | ||
|  | 
 | ||
|  | #if !FMT_MSC_VER || FMT_MSC_VER > 1800
 | ||
|  | 
 | ||
|  | #  define FMT_DECLTYPE_RETURN(val)  \
 | ||
|  |     ->decltype(val) { return val; } \ | ||
|  |     static_assert(                  \ | ||
|  |         true, "")  // This makes it so that a semicolon is required after the
 | ||
|  |                    // macro, which helps clang-format handle the formatting.
 | ||
|  | 
 | ||
|  | // C array overload
 | ||
|  | template <typename T, std::size_t N> | ||
|  | auto range_begin(const T (&arr)[N]) -> const T* { | ||
|  |   return arr; | ||
|  | } | ||
|  | template <typename T, std::size_t N> | ||
|  | auto range_end(const T (&arr)[N]) -> const T* { | ||
|  |   return arr + N; | ||
|  | } | ||
|  | 
 | ||
|  | template <typename T, typename Enable = void> | ||
|  | struct has_member_fn_begin_end_t : std::false_type {}; | ||
|  | 
 | ||
|  | template <typename T> | ||
|  | struct has_member_fn_begin_end_t<T, void_t<decltype(std::declval<T>().begin()), | ||
|  |                                            decltype(std::declval<T>().end())>> | ||
|  |     : std::true_type {}; | ||
|  | 
 | ||
|  | // Member function overload
 | ||
|  | template <typename T> | ||
|  | auto range_begin(T&& rng) FMT_DECLTYPE_RETURN(static_cast<T&&>(rng).begin()); | ||
|  | template <typename T> | ||
|  | auto range_end(T&& rng) FMT_DECLTYPE_RETURN(static_cast<T&&>(rng).end()); | ||
|  | 
 | ||
|  | // ADL overload. Only participates in overload resolution if member functions
 | ||
|  | // are not found.
 | ||
|  | template <typename T> | ||
|  | auto range_begin(T&& rng) | ||
|  |     -> enable_if_t<!has_member_fn_begin_end_t<T&&>::value, | ||
|  |                    decltype(begin(static_cast<T&&>(rng)))> { | ||
|  |   return begin(static_cast<T&&>(rng)); | ||
|  | } | ||
|  | template <typename T> | ||
|  | auto range_end(T&& rng) -> enable_if_t<!has_member_fn_begin_end_t<T&&>::value, | ||
|  |                                        decltype(end(static_cast<T&&>(rng)))> { | ||
|  |   return end(static_cast<T&&>(rng)); | ||
|  | } | ||
|  | 
 | ||
|  | template <typename T, typename Enable = void> | ||
|  | struct has_const_begin_end : std::false_type {}; | ||
|  | template <typename T, typename Enable = void> | ||
|  | struct has_mutable_begin_end : std::false_type {}; | ||
|  | 
 | ||
|  | template <typename T> | ||
|  | struct has_const_begin_end< | ||
|  |     T, | ||
|  |     void_t< | ||
|  |         decltype(detail::range_begin(std::declval<const remove_cvref_t<T>&>())), | ||
|  |         decltype(detail::range_end(std::declval<const remove_cvref_t<T>&>()))>> | ||
|  |     : std::true_type {}; | ||
|  | 
 | ||
|  | template <typename T> | ||
|  | struct has_mutable_begin_end< | ||
|  |     T, void_t<decltype(detail::range_begin(std::declval<T>())), | ||
|  |               decltype(detail::range_end(std::declval<T>())), | ||
|  |               enable_if_t<std::is_copy_constructible<T>::value>>> | ||
|  |     : std::true_type {}; | ||
|  | 
 | ||
|  | template <typename T> | ||
|  | struct is_range_<T, void> | ||
|  |     : std::integral_constant<bool, (has_const_begin_end<T>::value || | ||
|  |                                     has_mutable_begin_end<T>::value)> {}; | ||
|  | #  undef FMT_DECLTYPE_RETURN
 | ||
|  | #endif
 | ||
|  | 
 | ||
|  | // tuple_size and tuple_element check.
 | ||
|  | template <typename T> class is_tuple_like_ { | ||
|  |   template <typename U> | ||
|  |   static auto check(U* p) -> decltype(std::tuple_size<U>::value, int()); | ||
|  |   template <typename> static void check(...); | ||
|  | 
 | ||
|  |  public: | ||
|  |   static FMT_CONSTEXPR_DECL const bool value = | ||
|  |       !std::is_void<decltype(check<T>(nullptr))>::value; | ||
|  | }; | ||
|  | 
 | ||
|  | // Check for integer_sequence
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|  | #if defined(__cpp_lib_integer_sequence) || FMT_MSC_VER >= 1900
 | ||
|  | template <typename T, T... N> | ||
|  | using integer_sequence = std::integer_sequence<T, N...>; | ||
|  | template <size_t... N> using index_sequence = std::index_sequence<N...>; | ||
|  | template <size_t N> using make_index_sequence = std::make_index_sequence<N>; | ||
|  | #else
 | ||
|  | template <typename T, T... N> struct integer_sequence { | ||
|  |   using value_type = T; | ||
|  | 
 | ||
|  |   static FMT_CONSTEXPR size_t size() { return sizeof...(N); } | ||
|  | }; | ||
|  | 
 | ||
|  | template <size_t... N> using index_sequence = integer_sequence<size_t, N...>; | ||
|  | 
 | ||
|  | template <typename T, size_t N, T... Ns> | ||
|  | struct make_integer_sequence : make_integer_sequence<T, N - 1, N - 1, Ns...> {}; | ||
|  | template <typename T, T... Ns> | ||
|  | struct make_integer_sequence<T, 0, Ns...> : integer_sequence<T, Ns...> {}; | ||
|  | 
 | ||
|  | template <size_t N> | ||
|  | using make_index_sequence = make_integer_sequence<size_t, N>; | ||
|  | #endif
 | ||
|  | 
 | ||
|  | template <class Tuple, class F, size_t... Is> | ||
|  | void for_each(index_sequence<Is...>, Tuple&& tup, F&& f) FMT_NOEXCEPT { | ||
|  |   using std::get; | ||
|  |   // using free function get<I>(T) now.
 | ||
|  |   const int _[] = {0, ((void)f(get<Is>(tup)), 0)...}; | ||
|  |   (void)_;  // blocks warnings
 | ||
|  | } | ||
|  | 
 | ||
|  | template <class T> | ||
|  | FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value> get_indexes( | ||
|  |     T const&) { | ||
|  |   return {}; | ||
|  | } | ||
|  | 
 | ||
|  | template <class Tuple, class F> void for_each(Tuple&& tup, F&& f) { | ||
|  |   const auto indexes = get_indexes(tup); | ||
|  |   for_each(indexes, std::forward<Tuple>(tup), std::forward<F>(f)); | ||
|  | } | ||
|  | 
 | ||
|  | template <typename Range> | ||
|  | using value_type = | ||
|  |     remove_cvref_t<decltype(*detail::range_begin(std::declval<Range>()))>; | ||
|  | 
 | ||
|  | template <typename OutputIt> OutputIt write_delimiter(OutputIt out) { | ||
|  |   *out++ = ','; | ||
|  |   *out++ = ' '; | ||
|  |   return out; | ||
|  | } | ||
|  | 
 | ||
|  | struct singleton { | ||
|  |   unsigned char upper; | ||
|  |   unsigned char lower_count; | ||
|  | }; | ||
|  | 
 | ||
|  | inline auto is_printable(uint16_t x, const singleton* singletons, | ||
|  |                          size_t singletons_size, | ||
|  |                          const unsigned char* singleton_lowers, | ||
|  |                          const unsigned char* normal, size_t normal_size) | ||
|  |     -> bool { | ||
|  |   auto upper = x >> 8; | ||
|  |   auto lower_start = 0; | ||
|  |   for (size_t i = 0; i < singletons_size; ++i) { | ||
|  |     auto s = singletons[i]; | ||
|  |     auto lower_end = lower_start + s.lower_count; | ||
|  |     if (upper < s.upper) break; | ||
|  |     if (upper == s.upper) { | ||
|  |       for (auto j = lower_start; j < lower_end; ++j) { | ||
|  |         if (singleton_lowers[j] == (x & 0xff)) return false; | ||
|  |       } | ||
|  |     } | ||
|  |     lower_start = lower_end; | ||
|  |   } | ||
|  | 
 | ||
|  |   auto xsigned = static_cast<int>(x); | ||
|  |   auto current = true; | ||
|  |   for (size_t i = 0; i < normal_size; ++i) { | ||
|  |     auto v = static_cast<int>(normal[i]); | ||
|  |     auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; | ||
|  |     xsigned -= len; | ||
|  |     if (xsigned < 0) break; | ||
|  |     current = !current; | ||
|  |   } | ||
|  |   return current; | ||
|  | } | ||
|  | 
 | ||
|  | // Returns true iff the code point cp is printable.
 | ||
|  | // This code is generated by support/printable.py.
 | ||
|  | inline auto is_printable(uint32_t cp) -> bool { | ||
|  |   static constexpr singleton singletons0[] = { | ||
|  |       {0x00, 1},  {0x03, 5},  {0x05, 6},  {0x06, 3},  {0x07, 6},  {0x08, 8}, | ||
|  |       {0x09, 17}, {0x0a, 28}, {0x0b, 25}, {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, | ||
|  |       {0x0f, 4},  {0x10, 3},  {0x12, 18}, {0x13, 9},  {0x16, 1},  {0x17, 5}, | ||
|  |       {0x18, 2},  {0x19, 3},  {0x1a, 7},  {0x1c, 2},  {0x1d, 1},  {0x1f, 22}, | ||
|  |       {0x20, 3},  {0x2b, 3},  {0x2c, 2},  {0x2d, 11}, {0x2e, 1},  {0x30, 3}, | ||
|  |       {0x31, 2},  {0x32, 1},  {0xa7, 2},  {0xa9, 2},  {0xaa, 4},  {0xab, 8}, | ||
|  |       {0xfa, 2},  {0xfb, 5},  {0xfd, 4},  {0xfe, 3},  {0xff, 9}, | ||
|  |   }; | ||
|  |   static constexpr unsigned char singletons0_lower[] = { | ||
|  |       0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, | ||
|  |       0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, | ||
|  |       0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, | ||
|  |       0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, | ||
|  |       0x11, 0x12, 0x29, 0x31, 0x34, 0x37, 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, | ||
|  |       0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, | ||
|  |       0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, | ||
|  |       0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, | ||
|  |       0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, | ||
|  |       0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, | ||
|  |       0x11, 0x45, 0x49, 0x64, 0x65, 0x80, 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, | ||
|  |       0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, | ||
|  |       0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, | ||
|  |       0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, | ||
|  |       0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, | ||
|  |       0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, | ||
|  |       0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, | ||
|  |       0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, | ||
|  |       0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, | ||
|  |       0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, | ||
|  |       0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, | ||
|  |       0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, | ||
|  |       0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, | ||
|  |       0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, | ||
|  |       0xfe, 0xff, | ||
|  |   }; | ||
|  |   static constexpr singleton singletons1[] = { | ||
|  |       {0x00, 6},  {0x01, 1}, {0x03, 1},  {0x04, 2}, {0x08, 8},  {0x09, 2}, | ||
|  |       {0x0a, 5},  {0x0b, 2}, {0x0e, 4},  {0x10, 1}, {0x11, 2},  {0x12, 5}, | ||
|  |       {0x13, 17}, {0x14, 1}, {0x15, 2},  {0x17, 2}, {0x19, 13}, {0x1c, 5}, | ||
|  |       {0x1d, 8},  {0x24, 1}, {0x6a, 3},  {0x6b, 2}, {0xbc, 2},  {0xd1, 2}, | ||
|  |       {0xd4, 12}, {0xd5, 9}, {0xd6, 2},  {0xd7, 2}, {0xda, 1},  {0xe0, 5}, | ||
|  |       {0xe1, 2},  {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2},  {0xf9, 2}, | ||
|  |       {0xfa, 2},  {0xfb, 1}, | ||
|  |   }; | ||
|  |   static constexpr unsigned char singletons1_lower[] = { | ||
|  |       0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, | ||
|  |       0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, | ||
|  |       0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, | ||
|  |       0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, | ||
|  |       0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, | ||
|  |       0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, | ||
|  |       0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, | ||
|  |       0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, | ||
|  |       0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, | ||
|  |       0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, | ||
|  |       0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, | ||
|  |       0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, | ||
|  |       0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, | ||
|  |       0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, | ||
|  |       0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, | ||
|  |   }; | ||
|  |   static constexpr unsigned char normal0[] = { | ||
|  |       0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, | ||
|  |       0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, | ||
|  |       0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, | ||
|  |       0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, | ||
|  |       0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, | ||
|  |       0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, | ||
|  |       0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, | ||
|  |       0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, | ||
|  |       0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, | ||
|  |       0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, | ||
|  |       0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, | ||
|  |       0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, | ||
|  |       0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, | ||
|  |       0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, | ||
|  |       0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, | ||
|  |       0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, | ||
|  |       0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, | ||
|  |       0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, | ||
|  |       0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, | ||
|  |       0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, | ||
|  |       0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, | ||
|  |       0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, | ||
|  |       0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, | ||
|  |       0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, | ||
|  |       0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, | ||
|  |       0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, 0x03, 0x0f, 0x0d, | ||
|  |   }; | ||
|  |   static constexpr unsigned char normal1[] = { | ||
|  |       0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, | ||
|  |       0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, | ||
|  |       0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, | ||
|  |       0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, | ||
|  |       0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, | ||
|  |       0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, | ||
|  |       0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, | ||
|  |       0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, | ||
|  |       0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, | ||
|  |       0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, | ||
|  |       0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, | ||
|  |       0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, | ||
|  |       0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, | ||
|  |       0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, | ||
|  |       0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, | ||
|  |       0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, | ||
|  |       0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, | ||
|  |       0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, | ||
|  |       0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, | ||
|  |       0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, | ||
|  |       0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, | ||
|  |       0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, | ||
|  |       0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, | ||
|  |       0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, | ||
|  |       0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, | ||
|  |       0x19, 0x80, 0x87, 0x81, 0x47, 0x03, 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, | ||
|  |       0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, | ||
|  |       0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, | ||
|  |       0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, | ||
|  |       0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, | ||
|  |       0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, | ||
|  |       0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, | ||
|  |       0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, | ||
|  |       0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, | ||
|  |       0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, 0xcb, 0x25, 0x0a, 0x84, 0x06, | ||
|  |   }; | ||
|  |   auto lower = static_cast<uint16_t>(cp); | ||
|  |   if (cp < 0x10000) { | ||
|  |     return is_printable(lower, singletons0, | ||
|  |                         sizeof(singletons0) / sizeof(*singletons0), | ||
|  |                         singletons0_lower, normal0, sizeof(normal0)); | ||
|  |   } | ||
|  |   if (cp < 0x20000) { | ||
|  |     return is_printable(lower, singletons1, | ||
|  |                         sizeof(singletons1) / sizeof(*singletons1), | ||
|  |                         singletons1_lower, normal1, sizeof(normal1)); | ||
|  |   } | ||
|  |   if (0x2a6de <= cp && cp < 0x2a700) return false; | ||
|  |   if (0x2b735 <= cp && cp < 0x2b740) return false; | ||
|  |   if (0x2b81e <= cp && cp < 0x2b820) return false; | ||
|  |   if (0x2cea2 <= cp && cp < 0x2ceb0) return false; | ||
|  |   if (0x2ebe1 <= cp && cp < 0x2f800) return false; | ||
|  |   if (0x2fa1e <= cp && cp < 0x30000) return false; | ||
|  |   if (0x3134b <= cp && cp < 0xe0100) return false; | ||
|  |   if (0xe01f0 <= cp && cp < 0x110000) return false; | ||
|  |   return cp < 0x110000; | ||
|  | } | ||
|  | 
 | ||
|  | inline auto needs_escape(uint32_t cp) -> bool { | ||
|  |   return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || | ||
|  |          !is_printable(cp); | ||
|  | } | ||
|  | 
 | ||
|  | template <typename Char> struct find_escape_result { | ||
|  |   const Char* begin; | ||
|  |   const Char* end; | ||
|  |   uint32_t cp; | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename Char> | ||
|  | auto find_escape(const Char* begin, const Char* end) | ||
|  |     -> find_escape_result<Char> { | ||
|  |   for (; begin != end; ++begin) { | ||
|  |     auto cp = static_cast<typename std::make_unsigned<Char>::type>(*begin); | ||
|  |     if (sizeof(Char) == 1 && cp >= 0x80) continue; | ||
|  |     if (needs_escape(cp)) return {begin, begin + 1, cp}; | ||
|  |   } | ||
|  |   return {begin, nullptr, 0}; | ||
|  | } | ||
|  | 
 | ||
|  | inline auto find_escape(const char* begin, const char* end) | ||
|  |     -> find_escape_result<char> { | ||
|  |   if (!is_utf8()) return find_escape<char>(begin, end); | ||
|  |   auto result = find_escape_result<char>{end, nullptr, 0}; | ||
|  |   for_each_codepoint(string_view(begin, to_unsigned(end - begin)), | ||
|  |                      [&](uint32_t cp, string_view sv) { | ||
|  |                        if (needs_escape(cp)) { | ||
|  |                          result = {sv.begin(), sv.end(), cp}; | ||
|  |                          return false; | ||
|  |                        } | ||
|  |                        return true; | ||
|  |                      }); | ||
|  |   return result; | ||
|  | } | ||
|  | 
 | ||
|  | template <typename Char, typename OutputIt> | ||
|  | auto write_range_entry(OutputIt out, basic_string_view<Char> str) -> OutputIt { | ||
|  |   *out++ = '"'; | ||
|  |   auto begin = str.begin(), end = str.end(); | ||
|  |   do { | ||
|  |     auto escape = find_escape(begin, end); | ||
|  |     out = copy_str<Char>(begin, escape.begin, out); | ||
|  |     begin = escape.end; | ||
|  |     if (!begin) break; | ||
|  |     auto c = static_cast<Char>(escape.cp); | ||
|  |     switch (escape.cp) { | ||
|  |     case '\n': | ||
|  |       *out++ = '\\'; | ||
|  |       c = 'n'; | ||
|  |       break; | ||
|  |     case '\r': | ||
|  |       *out++ = '\\'; | ||
|  |       c = 'r'; | ||
|  |       break; | ||
|  |     case '\t': | ||
|  |       *out++ = '\\'; | ||
|  |       c = 't'; | ||
|  |       break; | ||
|  |     case '"': | ||
|  |       FMT_FALLTHROUGH; | ||
|  |     case '\\': | ||
|  |       *out++ = '\\'; | ||
|  |       break; | ||
|  |     default: | ||
|  |       if (is_utf8()) { | ||
|  |         if (escape.cp < 0x100) { | ||
|  |           out = format_to(out, "\\x{:02x}", escape.cp); | ||
|  |           continue; | ||
|  |         } | ||
|  |         if (escape.cp < 0x10000) { | ||
|  |           out = format_to(out, "\\u{:04x}", escape.cp); | ||
|  |           continue; | ||
|  |         } | ||
|  |         if (escape.cp < 0x110000) { | ||
|  |           out = format_to(out, "\\U{:08x}", escape.cp); | ||
|  |           continue; | ||
|  |         } | ||
|  |       } | ||
|  |       for (Char escape_char : basic_string_view<Char>( | ||
|  |                escape.begin, to_unsigned(escape.end - escape.begin))) { | ||
|  |         out = format_to( | ||
|  |             out, "\\x{:02x}", | ||
|  |             static_cast<typename std::make_unsigned<Char>::type>(escape_char)); | ||
|  |       } | ||
|  |       continue; | ||
|  |     } | ||
|  |     *out++ = c; | ||
|  |   } while (begin != end); | ||
|  |   *out++ = '"'; | ||
|  |   return out; | ||
|  | } | ||
|  | 
 | ||
|  | template <typename Char, typename OutputIt, typename T, | ||
|  |           FMT_ENABLE_IF(std::is_convertible<T, std_string_view<char>>::value)> | ||
|  | inline auto write_range_entry(OutputIt out, const T& str) -> OutputIt { | ||
|  |   auto sv = std_string_view<Char>(str); | ||
|  |   return write_range_entry<Char>(out, basic_string_view<Char>(sv)); | ||
|  | } | ||
|  | 
 | ||
|  | template <typename Char, typename OutputIt, typename Arg, | ||
|  |           FMT_ENABLE_IF(std::is_same<Arg, Char>::value)> | ||
|  | OutputIt write_range_entry(OutputIt out, const Arg v) { | ||
|  |   *out++ = '\''; | ||
|  |   *out++ = v; | ||
|  |   *out++ = '\''; | ||
|  |   return out; | ||
|  | } | ||
|  | 
 | ||
|  | template < | ||
|  |     typename Char, typename OutputIt, typename Arg, | ||
|  |     FMT_ENABLE_IF(!is_std_string_like<typename std::decay<Arg>::type>::value && | ||
|  |                   !std::is_same<Arg, Char>::value)> | ||
|  | OutputIt write_range_entry(OutputIt out, const Arg& v) { | ||
|  |   return write<Char>(out, v); | ||
|  | } | ||
|  | 
 | ||
|  | }  // namespace detail
 | ||
|  | 
 | ||
|  | template <typename T> struct is_tuple_like { | ||
|  |   static FMT_CONSTEXPR_DECL const bool value = | ||
|  |       detail::is_tuple_like_<T>::value && !detail::is_range_<T>::value; | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename TupleT, typename Char> | ||
|  | struct formatter<TupleT, Char, enable_if_t<fmt::is_tuple_like<TupleT>::value>> { | ||
|  |  private: | ||
|  |   // C++11 generic lambda for format().
 | ||
|  |   template <typename FormatContext> struct format_each { | ||
|  |     template <typename T> void operator()(const T& v) { | ||
|  |       if (i > 0) out = detail::write_delimiter(out); | ||
|  |       out = detail::write_range_entry<Char>(out, v); | ||
|  |       ++i; | ||
|  |     } | ||
|  |     int i; | ||
|  |     typename FormatContext::iterator& out; | ||
|  |   }; | ||
|  | 
 | ||
|  |  public: | ||
|  |   template <typename ParseContext> | ||
|  |   FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { | ||
|  |     return ctx.begin(); | ||
|  |   } | ||
|  | 
 | ||
|  |   template <typename FormatContext = format_context> | ||
|  |   auto format(const TupleT& values, FormatContext& ctx) -> decltype(ctx.out()) { | ||
|  |     auto out = ctx.out(); | ||
|  |     *out++ = '('; | ||
|  |     detail::for_each(values, format_each<FormatContext>{0, out}); | ||
|  |     *out++ = ')'; | ||
|  |     return out; | ||
|  |   } | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename T, typename Char> struct is_range { | ||
|  |   static FMT_CONSTEXPR_DECL const bool value = | ||
|  |       detail::is_range_<T>::value && !detail::is_std_string_like<T>::value && | ||
|  |       !detail::is_map<T>::value && | ||
|  |       !std::is_convertible<T, std::basic_string<Char>>::value && | ||
|  |       !std::is_constructible<detail::std_string_view<Char>, T>::value; | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename T, typename Char> | ||
|  | struct formatter< | ||
|  |     T, Char, | ||
|  |     enable_if_t< | ||
|  |         fmt::is_range<T, Char>::value | ||
|  | // Workaround a bug in MSVC 2019 and earlier.
 | ||
|  | #if !FMT_MSC_VER
 | ||
|  |         && (is_formattable<detail::value_type<T>, Char>::value || | ||
|  |             detail::has_fallback_formatter<detail::value_type<T>, Char>::value) | ||
|  | #endif
 | ||
|  |         >> { | ||
|  |   template <typename ParseContext> | ||
|  |   FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { | ||
|  |     return ctx.begin(); | ||
|  |   } | ||
|  | 
 | ||
|  |   template < | ||
|  |       typename FormatContext, typename U, | ||
|  |       FMT_ENABLE_IF( | ||
|  |           std::is_same<U, conditional_t<detail::has_const_begin_end<T>::value, | ||
|  |                                         const T, T>>::value)> | ||
|  |   auto format(U& range, FormatContext& ctx) -> decltype(ctx.out()) { | ||
|  | #ifdef FMT_DEPRECATED_BRACED_RANGES
 | ||
|  |     Char prefix = '{'; | ||
|  |     Char postfix = '}'; | ||
|  | #else
 | ||
|  |     Char prefix = detail::is_set<T>::value ? '{' : '['; | ||
|  |     Char postfix = detail::is_set<T>::value ? '}' : ']'; | ||
|  | #endif
 | ||
|  |     auto out = ctx.out(); | ||
|  |     *out++ = prefix; | ||
|  |     int i = 0; | ||
|  |     auto it = std::begin(range); | ||
|  |     auto end = std::end(range); | ||
|  |     for (; it != end; ++it) { | ||
|  |       if (i > 0) out = detail::write_delimiter(out); | ||
|  |       out = detail::write_range_entry<Char>(out, *it); | ||
|  |       ++i; | ||
|  |     } | ||
|  |     *out++ = postfix; | ||
|  |     return out; | ||
|  |   } | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename T, typename Char> | ||
|  | struct formatter< | ||
|  |     T, Char, | ||
|  |     enable_if_t< | ||
|  |         detail::is_map<T>::value | ||
|  | // Workaround a bug in MSVC 2019 and earlier.
 | ||
|  | #if !FMT_MSC_VER
 | ||
|  |         && (is_formattable<detail::value_type<T>, Char>::value || | ||
|  |             detail::has_fallback_formatter<detail::value_type<T>, Char>::value) | ||
|  | #endif
 | ||
|  |         >> { | ||
|  |   template <typename ParseContext> | ||
|  |   FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { | ||
|  |     return ctx.begin(); | ||
|  |   } | ||
|  | 
 | ||
|  |   template < | ||
|  |       typename FormatContext, typename U, | ||
|  |       FMT_ENABLE_IF( | ||
|  |           std::is_same<U, conditional_t<detail::has_const_begin_end<T>::value, | ||
|  |                                         const T, T>>::value)> | ||
|  |   auto format(U& map, FormatContext& ctx) -> decltype(ctx.out()) { | ||
|  |     auto out = ctx.out(); | ||
|  |     *out++ = '{'; | ||
|  |     int i = 0; | ||
|  |     for (const auto& item : map) { | ||
|  |       if (i > 0) out = detail::write_delimiter(out); | ||
|  |       out = detail::write_range_entry<Char>(out, item.first); | ||
|  |       *out++ = ':'; | ||
|  |       *out++ = ' '; | ||
|  |       out = detail::write_range_entry<Char>(out, item.second); | ||
|  |       ++i; | ||
|  |     } | ||
|  |     *out++ = '}'; | ||
|  |     return out; | ||
|  |   } | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename Char, typename... T> struct tuple_join_view : detail::view { | ||
|  |   const std::tuple<T...>& tuple; | ||
|  |   basic_string_view<Char> sep; | ||
|  | 
 | ||
|  |   tuple_join_view(const std::tuple<T...>& t, basic_string_view<Char> s) | ||
|  |       : tuple(t), sep{s} {} | ||
|  | }; | ||
|  | 
 | ||
|  | template <typename Char, typename... T> | ||
|  | using tuple_arg_join = tuple_join_view<Char, T...>; | ||
|  | 
 | ||
|  | // Define FMT_TUPLE_JOIN_SPECIFIERS to enable experimental format specifiers
 | ||
|  | // support in tuple_join. It is disabled by default because of issues with
 | ||
|  | // the dynamic width and precision.
 | ||
|  | #ifndef FMT_TUPLE_JOIN_SPECIFIERS
 | ||
|  | #  define FMT_TUPLE_JOIN_SPECIFIERS 0
 | ||
|  | #endif
 | ||
|  | 
 | ||
|  | template <typename Char, typename... T> | ||
|  | struct formatter<tuple_join_view<Char, T...>, Char> { | ||
|  |   template <typename ParseContext> | ||
|  |   FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { | ||
|  |     return do_parse(ctx, std::integral_constant<size_t, sizeof...(T)>()); | ||
|  |   } | ||
|  | 
 | ||
|  |   template <typename FormatContext> | ||
|  |   auto format(const tuple_join_view<Char, T...>& value, | ||
|  |               FormatContext& ctx) const -> typename FormatContext::iterator { | ||
|  |     return do_format(value, ctx, | ||
|  |                      std::integral_constant<size_t, sizeof...(T)>()); | ||
|  |   } | ||
|  | 
 | ||
|  |  private: | ||
|  |   std::tuple<formatter<typename std::decay<T>::type, Char>...> formatters_; | ||
|  | 
 | ||
|  |   template <typename ParseContext> | ||
|  |   FMT_CONSTEXPR auto do_parse(ParseContext& ctx, | ||
|  |                               std::integral_constant<size_t, 0>) | ||
|  |       -> decltype(ctx.begin()) { | ||
|  |     return ctx.begin(); | ||
|  |   } | ||
|  | 
 | ||
|  |   template <typename ParseContext, size_t N> | ||
|  |   FMT_CONSTEXPR auto do_parse(ParseContext& ctx, | ||
|  |                               std::integral_constant<size_t, N>) | ||
|  |       -> decltype(ctx.begin()) { | ||
|  |     auto end = ctx.begin(); | ||
|  | #if FMT_TUPLE_JOIN_SPECIFIERS
 | ||
|  |     end = std::get<sizeof...(T) - N>(formatters_).parse(ctx); | ||
|  |     if (N > 1) { | ||
|  |       auto end1 = do_parse(ctx, std::integral_constant<size_t, N - 1>()); | ||
|  |       if (end != end1) | ||
|  |         FMT_THROW(format_error("incompatible format specs for tuple elements")); | ||
|  |     } | ||
|  | #endif
 | ||
|  |     return end; | ||
|  |   } | ||
|  | 
 | ||
|  |   template <typename FormatContext> | ||
|  |   auto do_format(const tuple_join_view<Char, T...>&, FormatContext& ctx, | ||
|  |                  std::integral_constant<size_t, 0>) const -> | ||
|  |       typename FormatContext::iterator { | ||
|  |     return ctx.out(); | ||
|  |   } | ||
|  | 
 | ||
|  |   template <typename FormatContext, size_t N> | ||
|  |   auto do_format(const tuple_join_view<Char, T...>& value, FormatContext& ctx, | ||
|  |                  std::integral_constant<size_t, N>) const -> | ||
|  |       typename FormatContext::iterator { | ||
|  |     auto out = std::get<sizeof...(T) - N>(formatters_) | ||
|  |                    .format(std::get<sizeof...(T) - N>(value.tuple), ctx); | ||
|  |     if (N > 1) { | ||
|  |       out = std::copy(value.sep.begin(), value.sep.end(), out); | ||
|  |       ctx.advance_to(out); | ||
|  |       return do_format(value, ctx, std::integral_constant<size_t, N - 1>()); | ||
|  |     } | ||
|  |     return out; | ||
|  |   } | ||
|  | }; | ||
|  | 
 | ||
|  | FMT_MODULE_EXPORT_BEGIN | ||
|  | 
 | ||
|  | /**
 | ||
|  |   \rst | ||
|  |   Returns an object that formats `tuple` with elements separated by `sep`. | ||
|  | 
 | ||
|  |   **Example**:: | ||
|  | 
 | ||
|  |     std::tuple<int, char> t = {1, 'a'}; | ||
|  |     fmt::print("{}", fmt::join(t, ", ")); | ||
|  |     // Output: "1, a"
 | ||
|  |   \endrst | ||
|  |  */ | ||
|  | template <typename... T> | ||
|  | FMT_CONSTEXPR auto join(const std::tuple<T...>& tuple, string_view sep) | ||
|  |     -> tuple_join_view<char, T...> { | ||
|  |   return {tuple, sep}; | ||
|  | } | ||
|  | 
 | ||
|  | template <typename... T> | ||
|  | FMT_CONSTEXPR auto join(const std::tuple<T...>& tuple, | ||
|  |                         basic_string_view<wchar_t> sep) | ||
|  |     -> tuple_join_view<wchar_t, T...> { | ||
|  |   return {tuple, sep}; | ||
|  | } | ||
|  | 
 | ||
|  | /**
 | ||
|  |   \rst | ||
|  |   Returns an object that formats `initializer_list` with elements separated by | ||
|  |   `sep`. | ||
|  | 
 | ||
|  |   **Example**:: | ||
|  | 
 | ||
|  |     fmt::print("{}", fmt::join({1, 2, 3}, ", ")); | ||
|  |     // Output: "1, 2, 3"
 | ||
|  |   \endrst | ||
|  |  */ | ||
|  | template <typename T> | ||
|  | auto join(std::initializer_list<T> list, string_view sep) | ||
|  |     -> join_view<const T*, const T*> { | ||
|  |   return join(std::begin(list), std::end(list), sep); | ||
|  | } | ||
|  | 
 | ||
|  | FMT_MODULE_EXPORT_END | ||
|  | FMT_END_NAMESPACE | ||
|  | 
 | ||
|  | #endif  // FMT_RANGES_H_
 |