diff --git a/include/utils/json.hpp b/include/utils/json.hpp index 65347f8..cc822a5 100644 --- a/include/utils/json.hpp +++ b/include/utils/json.hpp @@ -1,7 +1,7 @@ /* __ _____ _____ _____ __| | __| | | | JSON for Modern C++ -| | |__ | | | | | | version 3.7.3 +| | |__ | | | | | | version 3.8.0 |_____|_____|_____|_|___| https://github.com/nlohmann/json Licensed under the MIT License . @@ -31,8 +31,8 @@ SOFTWARE. #define INCLUDE_NLOHMANN_JSON_HPP_ #define NLOHMANN_JSON_VERSION_MAJOR 3 -#define NLOHMANN_JSON_VERSION_MINOR 7 -#define NLOHMANN_JSON_VERSION_PATCH 3 +#define NLOHMANN_JSON_VERSION_MINOR 8 +#define NLOHMANN_JSON_VERSION_PATCH 0 #include // all_of, find, for_each #include // assert @@ -4456,6 +4456,8 @@ Input adapter for stdio file access. This adapter read only 1 byte and do not us class file_input_adapter { public: + using char_type = char; + JSON_HEDLEY_NON_NULL(2) explicit file_input_adapter(std::FILE* f) noexcept : m_file(f) @@ -4490,6 +4492,8 @@ subsequent call for input from the std::istream. class input_stream_adapter { public: + using char_type = char; + ~input_stream_adapter() { // clear stream flags; we use underlying streambuf I/O, do not @@ -4522,7 +4526,7 @@ class input_stream_adapter { auto res = sb->sbumpc(); // set eof manually, as we don't use the istream interface. - if (res == EOF) + if (JSON_HEDLEY_UNLIKELY(res == EOF)) { is->clear(is->rdstate() | std::ios::eofbit); } @@ -4535,51 +4539,61 @@ class input_stream_adapter std::streambuf* sb = nullptr; }; -/// input adapter for buffer input -class input_buffer_adapter +// General-purpose iterator-based adapter. It might not be as fast as +// theoretically possible for some containers, but it is extremely versatile. +template +class iterator_input_adapter { public: - input_buffer_adapter(const char* b, const std::size_t l) noexcept - : cursor(b), limit(b == nullptr ? nullptr : (b + l)) - {} + using char_type = typename std::iterator_traits::value_type; - // delete because of pointer members - input_buffer_adapter(const input_buffer_adapter&) = delete; - input_buffer_adapter& operator=(input_buffer_adapter&) = delete; - input_buffer_adapter(input_buffer_adapter&&) = default; - input_buffer_adapter& operator=(input_buffer_adapter&&) = delete; + iterator_input_adapter(IteratorType first, IteratorType last) + : current(std::move(first)), end(std::move(last)) {} - std::char_traits::int_type get_character() noexcept + typename std::char_traits::int_type get_character() { - if (JSON_HEDLEY_LIKELY(cursor < limit)) + if (JSON_HEDLEY_LIKELY(current != end)) { - assert(cursor != nullptr and limit != nullptr); - return std::char_traits::to_int_type(*(cursor++)); + auto result = std::char_traits::to_int_type(*current); + std::advance(current, 1); + return result; + } + else + { + return std::char_traits::eof(); } - - return std::char_traits::eof(); } private: - /// pointer to the current character - const char* cursor; - /// pointer past the last character - const char* const limit; + IteratorType current; + IteratorType end; + + template + friend struct wide_string_input_helper; + + bool empty() const + { + return current == end; + } + }; -template -struct wide_string_input_helper + +template +struct wide_string_input_helper; + +template +struct wide_string_input_helper { // UTF-32 - static void fill_buffer(const WideStringType& str, - size_t& current_wchar, + static void fill_buffer(BaseInputAdapter& input, std::array::int_type, 4>& utf8_bytes, size_t& utf8_bytes_index, size_t& utf8_bytes_filled) { utf8_bytes_index = 0; - if (current_wchar == str.size()) + if (JSON_HEDLEY_UNLIKELY(input.empty())) { utf8_bytes[0] = std::char_traits::eof(); utf8_bytes_filled = 1; @@ -4587,7 +4601,7 @@ struct wide_string_input_helper else { // get the current character - const auto wc = static_cast(str[current_wchar++]); + const auto wc = input.get_character(); // UTF-32 to UTF-8 encoding if (wc < 0x80) @@ -4597,23 +4611,23 @@ struct wide_string_input_helper } else if (wc <= 0x7FF) { - utf8_bytes[0] = static_cast::int_type>(0xC0u | ((wc >> 6u) & 0x1Fu)); - utf8_bytes[1] = static_cast::int_type>(0x80u | (wc & 0x3Fu)); + utf8_bytes[0] = static_cast::int_type>(0xC0u | ((static_cast(wc) >> 6u) & 0x1Fu)); + utf8_bytes[1] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); utf8_bytes_filled = 2; } else if (wc <= 0xFFFF) { - utf8_bytes[0] = static_cast::int_type>(0xE0u | ((wc >> 12u) & 0x0Fu)); - utf8_bytes[1] = static_cast::int_type>(0x80u | ((wc >> 6u) & 0x3Fu)); - utf8_bytes[2] = static_cast::int_type>(0x80u | (wc & 0x3Fu)); + utf8_bytes[0] = static_cast::int_type>(0xE0u | ((static_cast(wc) >> 12u) & 0x0Fu)); + utf8_bytes[1] = static_cast::int_type>(0x80u | ((static_cast(wc) >> 6u) & 0x3Fu)); + utf8_bytes[2] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); utf8_bytes_filled = 3; } else if (wc <= 0x10FFFF) { - utf8_bytes[0] = static_cast::int_type>(0xF0u | ((wc >> 18u) & 0x07u)); - utf8_bytes[1] = static_cast::int_type>(0x80u | ((wc >> 12u) & 0x3Fu)); - utf8_bytes[2] = static_cast::int_type>(0x80u | ((wc >> 6u) & 0x3Fu)); - utf8_bytes[3] = static_cast::int_type>(0x80u | (wc & 0x3Fu)); + utf8_bytes[0] = static_cast::int_type>(0xF0u | ((static_cast(wc) >> 18u) & 0x07u)); + utf8_bytes[1] = static_cast::int_type>(0x80u | ((static_cast(wc) >> 12u) & 0x3Fu)); + utf8_bytes[2] = static_cast::int_type>(0x80u | ((static_cast(wc) >> 6u) & 0x3Fu)); + utf8_bytes[3] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); utf8_bytes_filled = 4; } else @@ -4626,19 +4640,18 @@ struct wide_string_input_helper } }; -template -struct wide_string_input_helper +template +struct wide_string_input_helper { // UTF-16 - static void fill_buffer(const WideStringType& str, - size_t& current_wchar, + static void fill_buffer(BaseInputAdapter& input, std::array::int_type, 4>& utf8_bytes, size_t& utf8_bytes_index, size_t& utf8_bytes_filled) { utf8_bytes_index = 0; - if (current_wchar == str.size()) + if (JSON_HEDLEY_UNLIKELY(input.empty())) { utf8_bytes[0] = std::char_traits::eof(); utf8_bytes_filled = 1; @@ -4646,7 +4659,7 @@ struct wide_string_input_helper else { // get the current character - const auto wc = static_cast(str[current_wchar++]); + const auto wc = input.get_character(); // UTF-16 to UTF-8 encoding if (wc < 0x80) @@ -4656,23 +4669,23 @@ struct wide_string_input_helper } else if (wc <= 0x7FF) { - utf8_bytes[0] = static_cast::int_type>(0xC0u | ((wc >> 6u))); - utf8_bytes[1] = static_cast::int_type>(0x80u | (wc & 0x3Fu)); + utf8_bytes[0] = static_cast::int_type>(0xC0u | ((static_cast(wc) >> 6u))); + utf8_bytes[1] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); utf8_bytes_filled = 2; } else if (0xD800 > wc or wc >= 0xE000) { - utf8_bytes[0] = static_cast::int_type>(0xE0u | ((wc >> 12u))); - utf8_bytes[1] = static_cast::int_type>(0x80u | ((wc >> 6u) & 0x3Fu)); - utf8_bytes[2] = static_cast::int_type>(0x80u | (wc & 0x3Fu)); + utf8_bytes[0] = static_cast::int_type>(0xE0u | ((static_cast(wc) >> 12u))); + utf8_bytes[1] = static_cast::int_type>(0x80u | ((static_cast(wc) >> 6u) & 0x3Fu)); + utf8_bytes[2] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); utf8_bytes_filled = 3; } else { - if (current_wchar < str.size()) + if (JSON_HEDLEY_UNLIKELY(not input.empty())) { - const auto wc2 = static_cast(str[current_wchar++]); - const auto charcode = 0x10000u + (((wc & 0x3FFu) << 10u) | (wc2 & 0x3FFu)); + const auto wc2 = static_cast(input.get_character()); + const auto charcode = 0x10000u + (((static_cast(wc) & 0x3FFu) << 10u) | (wc2 & 0x3FFu)); utf8_bytes[0] = static_cast::int_type>(0xF0u | (charcode >> 18u)); utf8_bytes[1] = static_cast::int_type>(0x80u | ((charcode >> 12u) & 0x3Fu)); utf8_bytes[2] = static_cast::int_type>(0x80u | ((charcode >> 6u) & 0x3Fu)); @@ -4681,8 +4694,6 @@ struct wide_string_input_helper } else { - // unknown character - ++current_wchar; utf8_bytes[0] = static_cast::int_type>(wc); utf8_bytes_filled = 1; } @@ -4691,20 +4702,22 @@ struct wide_string_input_helper } }; -template +// Wraps another input apdater to convert wide character types into individual bytes. +template class wide_string_input_adapter { public: - explicit wide_string_input_adapter(const WideStringType& w) noexcept - : str(w) - {} + using char_type = char; - std::char_traits::int_type get_character() noexcept + wide_string_input_adapter(BaseInputAdapter base) + : base_adapter(base) {} + + typename std::char_traits::int_type get_character() noexcept { // check if buffer needs to be filled if (utf8_bytes_index == utf8_bytes_filled) { - fill_buffer(); + fill_buffer(); assert(utf8_bytes_filled > 0); assert(utf8_bytes_index == 0); @@ -4717,18 +4730,14 @@ class wide_string_input_adapter } private: + BaseInputAdapter base_adapter; + template void fill_buffer() { - wide_string_input_helper::fill_buffer(str, current_wchar, utf8_bytes, utf8_bytes_index, utf8_bytes_filled); + wide_string_input_helper::fill_buffer(base_adapter, utf8_bytes, utf8_bytes_index, utf8_bytes_filled); } - /// the wstring to process - const WideStringType& str; - - /// index of the current wchar in str - std::size_t current_wchar = 0; - /// a buffer for UTF-8 bytes std::array::int_type, 4> utf8_bytes = {{0, 0, 0, 0}}; @@ -4738,6 +4747,64 @@ class wide_string_input_adapter std::size_t utf8_bytes_filled = 0; }; + +template +struct iterator_input_adapter_factory +{ + using iterator_type = IteratorType; + using char_type = typename std::iterator_traits::value_type; + using adapter_type = iterator_input_adapter; + + static adapter_type create(IteratorType first, IteratorType last) + { + return adapter_type(std::move(first), std::move(last)); + } +}; + +template +struct is_iterator_of_multibyte +{ + using value_type = typename std::iterator_traits::value_type; + enum + { + value = sizeof(value_type) > 1 + }; +}; + +template +struct iterator_input_adapter_factory::value>> +{ + using iterator_type = IteratorType; + using char_type = typename std::iterator_traits::value_type; + using base_adapter_type = iterator_input_adapter; + using adapter_type = wide_string_input_adapter; + + static adapter_type create(IteratorType first, IteratorType last) + { + return adapter_type(base_adapter_type(std::move(first), std::move(last))); + } +}; + +// General purpose iterator-based input +template +typename iterator_input_adapter_factory::adapter_type input_adapter(IteratorType first, IteratorType last) +{ + using factory_type = iterator_input_adapter_factory; + return factory_type::create(first, last); +} + +// Convenience shorthand from container to iterator +template +auto input_adapter(const ContainerType& container) -> decltype(input_adapter(begin(container), end(container))) +{ + // Enable ADL + using std::begin; + using std::end; + + return input_adapter(begin(container), end(container)); +} + +// Special cases with fast paths inline file_input_adapter input_adapter(std::FILE* file) { return file_input_adapter(file); @@ -4753,96 +4820,27 @@ inline input_stream_adapter input_adapter(std::istream&& stream) return input_stream_adapter(stream); } -template::value and - std::is_integral::type>::value and - sizeof(typename std::remove_pointer::type) == 1, - int>::type = 0> -input_buffer_adapter input_adapter(CharT b, std::size_t l) +using contiguous_bytes_input_adapter = decltype(input_adapter(std::declval(), std::declval())); + +// Null-delimited strings, and the like. +template < typename CharT, + typename std::enable_if < + std::is_pointer::value and + not std::is_array::value and + std::is_integral::type>::value and + sizeof(typename std::remove_pointer::type) == 1, + int >::type = 0 > +contiguous_bytes_input_adapter input_adapter(CharT b) { - return input_buffer_adapter(reinterpret_cast(b), l); + auto length = std::strlen(reinterpret_cast(b)); + auto ptr = reinterpret_cast(b); + return input_adapter(ptr, ptr + length); } -template::value and - std::is_integral::type>::value and - sizeof(typename std::remove_pointer::type) == 1, - int>::type = 0> -input_buffer_adapter input_adapter(CharT b) +template +auto input_adapter(T (&array)[N]) -> decltype(input_adapter(array, array + N)) { - return input_adapter(reinterpret_cast(b), - std::strlen(reinterpret_cast(b))); -} - -template::iterator_category, std::random_access_iterator_tag>::value, - int>::type = 0> -input_buffer_adapter input_adapter(IteratorType first, IteratorType last) -{ -#ifndef NDEBUG - // assertion to check that the iterator range is indeed contiguous, - // see https://stackoverflow.com/a/35008842/266378 for more discussion - const auto is_contiguous = std::accumulate( - first, last, std::pair(true, 0), - [&first](std::pair res, decltype(*first) val) - { - res.first &= (val == *(std::next(std::addressof(*first), res.second++))); - return res; - }).first; - assert(is_contiguous); -#endif - - // assertion to check that each element is 1 byte long - static_assert( - sizeof(typename iterator_traits::value_type) == 1, - "each element in the iterator range must have the size of 1 byte"); - - const auto len = static_cast(std::distance(first, last)); - if (JSON_HEDLEY_LIKELY(len > 0)) - { - // there is at least one element: use the address of first - return input_buffer_adapter(reinterpret_cast(&(*first)), len); - } - else - { - // the address of first cannot be used: use nullptr - return input_buffer_adapter(nullptr, len); - } -} - -inline wide_string_input_adapter input_adapter(const std::wstring& ws) -{ - return wide_string_input_adapter(ws); -} - - -inline wide_string_input_adapter input_adapter(const std::u16string& ws) -{ - return wide_string_input_adapter(ws); -} - -inline wide_string_input_adapter input_adapter(const std::u32string& ws) -{ - return wide_string_input_adapter(ws); -} - -template::value and - std::is_base_of()))>::iterator_category>::value, - int>::type = 0> -input_buffer_adapter input_adapter(const ContiguousContainer& c) -{ - return input_adapter(std::begin(c), std::end(c)); -} - - -template -input_buffer_adapter input_adapter(T (&array)[N]) -{ - return input_adapter(std::begin(array), std::end(array)); + return input_adapter(array, array + N); } // This class only handles inputs of input_buffer_adapter type. @@ -4858,17 +4856,7 @@ class span_input_adapter sizeof(typename std::remove_pointer::type) == 1, int>::type = 0> span_input_adapter(CharT b, std::size_t l) - : ia(reinterpret_cast(b), l) {} - - template::value and - std::is_integral::type>::value and - sizeof(typename std::remove_pointer::type) == 1, - int>::type = 0> - span_input_adapter(CharT b) - : span_input_adapter(reinterpret_cast(b), - std::strlen(reinterpret_cast(b))) {} + : ia(reinterpret_cast(b), reinterpret_cast(b) + l) {} template - span_input_adapter(T (&array)[N]) - : span_input_adapter(std::begin(array), std::end(array)) {} - - /// input adapter for contiguous container - template::value and - std::is_base_of()))>::iterator_category>::value, - int>::type = 0> - span_input_adapter(const ContiguousContainer& c) - : span_input_adapter(std::begin(c), std::end(c)) {} - - input_buffer_adapter&& get() + contiguous_bytes_input_adapter&& get() { return std::move(ia); } private: - input_buffer_adapter ia; + contiguous_bytes_input_adapter ia; }; } // namespace detail } // namespace nlohmann @@ -5357,7 +5333,7 @@ class json_sax_dom_callback_parser ref_stack.pop_back(); keep_stack.pop_back(); - if (not ref_stack.empty() and ref_stack.back() and ref_stack.back()->is_object()) + if (not ref_stack.empty() and ref_stack.back() and ref_stack.back()->is_structured()) { // remove discarded value for (auto it = ref_stack.back()->begin(); it != ref_stack.back()->end(); ++it) @@ -5815,6 +5791,8 @@ class binary_reader using string_t = typename BasicJsonType::string_t; using binary_t = typename BasicJsonType::binary_t; using json_sax_t = SAX; + using char_type = typename InputAdapterType::char_type; + using char_int_type = typename std::char_traits::int_type; public: /*! @@ -5883,7 +5861,7 @@ class binary_reader get(); } - if (JSON_HEDLEY_UNLIKELY(current != std::char_traits::eof())) + if (JSON_HEDLEY_UNLIKELY(current != std::char_traits::eof())) { return sax->parse_error(chars_read, get_token_string(), parse_error::create(110, chars_read, exception_message(format, "expected end of input; last byte: 0x" + get_token_string(), "value"))); @@ -5941,7 +5919,7 @@ class binary_reader { return true; } - *out++ = static_cast(current); + *out++ = static_cast(current); } return true; @@ -5967,7 +5945,7 @@ class binary_reader return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::bson, "string length must be at least 1, is " + std::to_string(len), "string"))); } - return get_string(input_format_t::bson, len - static_cast(1), result) and get() != std::char_traits::eof(); + return get_string(input_format_t::bson, len - static_cast(1), result) and get() != std::char_traits::eof(); } /*! @@ -6006,7 +5984,7 @@ class binary_reader Unsupported BSON record type 0x... @return whether a valid BSON-object/array was passed to the SAX parser */ - bool parse_bson_element_internal(const int element_type, + bool parse_bson_element_internal(const char_int_type element_type, const std::size_t element_type_parse_position) { switch (element_type) @@ -6088,7 +6066,7 @@ class binary_reader { string_t key; - while (int element_type = get()) + while (auto element_type = get()) { if (JSON_HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::bson, "element list"))) { @@ -6156,7 +6134,7 @@ class binary_reader switch (get_char ? get() : current) { // EOF - case std::char_traits::eof(): + case std::char_traits::eof(): return unexpect_eof(input_format_t::cbor, "value"); // Integer 0x00..0x17 (0..23) @@ -6451,12 +6429,12 @@ class binary_reader case 0xF9: // Half-Precision Float (two-byte IEEE 754) { - const int byte1_raw = get(); + const auto byte1_raw = get(); if (JSON_HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::cbor, "number"))) { return false; } - const int byte2_raw = get(); + const auto byte2_raw = get(); if (JSON_HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::cbor, "number"))) { return false; @@ -6809,7 +6787,7 @@ class binary_reader switch (get()) { // EOF - case std::char_traits::eof(): + case std::char_traits::eof(): return unexpect_eof(input_format_t::msgpack, "value"); // positive fixint @@ -7586,7 +7564,7 @@ class binary_reader @return whether pair creation completed */ - bool get_ubjson_size_type(std::pair& result) + bool get_ubjson_size_type(std::pair& result) { result.first = string_t::npos; // size result.second = 0; // type @@ -7627,11 +7605,11 @@ class binary_reader @param prefix the previously read or set type prefix @return whether value creation completed */ - bool get_ubjson_value(const int prefix) + bool get_ubjson_value(const char_int_type prefix) { switch (prefix) { - case std::char_traits::eof(): // EOF + case std::char_traits::eof(): // EOF return unexpect_eof(input_format_t::ubjson, "value"); case 'T': // true @@ -7696,7 +7674,7 @@ class binary_reader auto last_token = get_token_string(); return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "byte after 'C' must be in range 0x00..0x7F; last byte: 0x" + last_token, "char"))); } - string_t s(1, static_cast(current)); + string_t s(1, static_cast(current)); return sax->string(s); } @@ -7725,7 +7703,7 @@ class binary_reader */ bool get_ubjson_array() { - std::pair size_and_type; + std::pair size_and_type; if (JSON_HEDLEY_UNLIKELY(not get_ubjson_size_type(size_and_type))) { return false; @@ -7787,7 +7765,7 @@ class binary_reader */ bool get_ubjson_object() { - std::pair size_and_type; + std::pair size_and_type; if (JSON_HEDLEY_UNLIKELY(not get_ubjson_size_type(size_and_type))) { return false; @@ -7869,11 +7847,11 @@ class binary_reader This function provides the interface to the used input adapter. It does not throw in case the input reached EOF, but returns a -'ve valued - `std::char_traits::eof()` in that case. + `std::char_traits::eof()` in that case. @return character read from the input */ - int get() + char_int_type get() { ++chars_read; return current = ia.get_character(); @@ -7882,7 +7860,7 @@ class binary_reader /*! @return character read from the input after ignoring all 'N' entries */ - int get_ignore_noop() + char_int_type get_ignore_noop() { do { @@ -7962,7 +7940,7 @@ class binary_reader { success = false; } - return static_cast(current); + return std::char_traits::to_char_type(current); }); return success; } @@ -8007,7 +7985,7 @@ class binary_reader JSON_HEDLEY_NON_NULL(3) bool unexpect_eof(const input_format_t format, const char* context) const { - if (JSON_HEDLEY_UNLIKELY(current == std::char_traits::eof())) + if (JSON_HEDLEY_UNLIKELY(current == std::char_traits::eof())) { return sax->parse_error(chars_read, "", parse_error::create(110, chars_read, exception_message(format, "unexpected end of input", context))); @@ -8067,7 +8045,7 @@ class binary_reader InputAdapterType ia; /// the current character - int current = std::char_traits::eof(); + char_int_type current = std::char_traits::eof(); /// the number of characters read std::size_t chars_read = 0; @@ -8195,12 +8173,14 @@ class lexer : public lexer_base using number_unsigned_t = typename BasicJsonType::number_unsigned_t; using number_float_t = typename BasicJsonType::number_float_t; using string_t = typename BasicJsonType::string_t; + using char_type = typename InputAdapterType::char_type; + using char_int_type = typename std::char_traits::int_type; public: using token_type = typename lexer_base::token_type; explicit lexer(InputAdapterType&& adapter) - : ia(std::move(adapter)), decimal_point_char(get_decimal_point()) {} + : ia(std::move(adapter)), decimal_point_char(static_cast(get_decimal_point())) {} // delete because of pointer members lexer(const lexer&) = delete; @@ -8290,7 +8270,7 @@ class lexer : public lexer_base @return true if and only if no range violation was detected */ - bool next_byte_in_range(std::initializer_list ranges) + bool next_byte_in_range(std::initializer_list ranges) { assert(ranges.size() == 2 or ranges.size() == 4 or ranges.size() == 6); add(current); @@ -8341,7 +8321,7 @@ class lexer : public lexer_base switch (get()) { // end of file while parsing string - case std::char_traits::eof(): + case std::char_traits::eof(): { error_message = "invalid string: missing closing quote"; return token_type::parse_error; @@ -8459,28 +8439,28 @@ class lexer : public lexer_base if (codepoint < 0x80) { // 1-byte characters: 0xxxxxxx (ASCII) - add(codepoint); + add(static_cast(codepoint)); } else if (codepoint <= 0x7FF) { // 2-byte characters: 110xxxxx 10xxxxxx - add(static_cast(0xC0u | (static_cast(codepoint) >> 6u))); - add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); + add(static_cast(0xC0u | (static_cast(codepoint) >> 6u))); + add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); } else if (codepoint <= 0xFFFF) { // 3-byte characters: 1110xxxx 10xxxxxx 10xxxxxx - add(static_cast(0xE0u | (static_cast(codepoint) >> 12u))); - add(static_cast(0x80u | ((static_cast(codepoint) >> 6u) & 0x3Fu))); - add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); + add(static_cast(0xE0u | (static_cast(codepoint) >> 12u))); + add(static_cast(0x80u | ((static_cast(codepoint) >> 6u) & 0x3Fu))); + add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); } else { // 4-byte characters: 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx - add(static_cast(0xF0u | (static_cast(codepoint) >> 18u))); - add(static_cast(0x80u | ((static_cast(codepoint) >> 12u) & 0x3Fu))); - add(static_cast(0x80u | ((static_cast(codepoint) >> 6u) & 0x3Fu))); - add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); + add(static_cast(0xF0u | (static_cast(codepoint) >> 18u))); + add(static_cast(0x80u | ((static_cast(codepoint) >> 12u) & 0x3Fu))); + add(static_cast(0x80u | ((static_cast(codepoint) >> 6u) & 0x3Fu))); + add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); } break; @@ -9302,13 +9282,13 @@ scan_number_done: @param[in] return_type the token type to return on success */ JSON_HEDLEY_NON_NULL(2) - token_type scan_literal(const char* literal_text, const std::size_t length, + token_type scan_literal(const char_type* literal_text, const std::size_t length, token_type return_type) { - assert(current == literal_text[0]); + assert(std::char_traits::to_char_type(current) == literal_text[0]); for (std::size_t i = 1; i < length; ++i) { - if (JSON_HEDLEY_UNLIKELY(get() != literal_text[i])) + if (JSON_HEDLEY_UNLIKELY(std::char_traits::to_char_type(get()) != literal_text[i])) { error_message = "invalid literal"; return token_type::parse_error; @@ -9326,7 +9306,7 @@ scan_number_done: { token_buffer.clear(); token_string.clear(); - token_string.push_back(std::char_traits::to_char_type(current)); + token_string.push_back(std::char_traits::to_char_type(current)); } /* @@ -9339,7 +9319,7 @@ scan_number_done: @return character read from the input */ - std::char_traits::int_type get() + char_int_type get() { ++position.chars_read_total; ++position.chars_read_current_line; @@ -9354,9 +9334,9 @@ scan_number_done: current = ia.get_character(); } - if (JSON_HEDLEY_LIKELY(current != std::char_traits::eof())) + if (JSON_HEDLEY_LIKELY(current != std::char_traits::eof())) { - token_string.push_back(std::char_traits::to_char_type(current)); + token_string.push_back(std::char_traits::to_char_type(current)); } if (current == '\n') @@ -9395,7 +9375,7 @@ scan_number_done: --position.chars_read_current_line; } - if (JSON_HEDLEY_LIKELY(current != std::char_traits::eof())) + if (JSON_HEDLEY_LIKELY(current != std::char_traits::eof())) { assert(not token_string.empty()); token_string.pop_back(); @@ -9403,9 +9383,9 @@ scan_number_done: } /// add a character to token_buffer - void add(int c) + void add(char_int_type c) { - token_buffer.push_back(std::char_traits::to_char_type(c)); + token_buffer.push_back(static_cast(c)); } public: @@ -9456,7 +9436,7 @@ scan_number_done: std::string result; for (const auto c : token_string) { - if ('\x00' <= c and c <= '\x1F') + if (static_cast(c) <= '\x1F') { // escape control characters std::array cs{{}}; @@ -9466,7 +9446,7 @@ scan_number_done: else { // add character as is - result.push_back(c); + result.push_back(static_cast(c)); } } @@ -9536,11 +9516,20 @@ scan_number_done: // literals case 't': - return scan_literal("true", 4, token_type::literal_true); + { + std::array true_literal = {{'t', 'r', 'u', 'e'}}; + return scan_literal(true_literal.data(), true_literal.size(), token_type::literal_true); + } case 'f': - return scan_literal("false", 5, token_type::literal_false); + { + std::array false_literal = {{'f', 'a', 'l', 's', 'e'}}; + return scan_literal(false_literal.data(), false_literal.size(), token_type::literal_false); + } case 'n': - return scan_literal("null", 4, token_type::literal_null); + { + std::array null_literal = {{'n', 'u', 'l', 'l'}}; + return scan_literal(null_literal.data(), null_literal.size(), token_type::literal_null); + } // string case '\"': @@ -9563,7 +9552,7 @@ scan_number_done: // end of input (the null byte is needed when parsing from // string literals) case '\0': - case std::char_traits::eof(): + case std::char_traits::eof(): return token_type::end_of_input; // error @@ -9578,7 +9567,7 @@ scan_number_done: InputAdapterType ia; /// the current character - std::char_traits::int_type current = std::char_traits::eof(); + char_int_type current = std::char_traits::eof(); /// whether the next get() call should just return current bool next_unget = false; @@ -9587,7 +9576,7 @@ scan_number_done: position_t position {}; /// raw input token string (for error messages) - std::vector token_string {}; + std::vector token_string {}; /// buffer for variable-length tokens (numbers, strings) string_t token_buffer {}; @@ -9601,7 +9590,7 @@ scan_number_done: number_float_t value_float = 0; /// the decimal point - const char decimal_point_char = '.'; + const char_int_type decimal_point_char = '.'; }; } // namespace detail } // namespace nlohmann @@ -16840,7 +16829,7 @@ class basic_json object = nullptr; // silence warning, see #821 if (JSON_HEDLEY_UNLIKELY(t == value_t::null)) { - JSON_THROW(other_error::create(500, "961c151d2e87f2686a955a9be24d316f1362bf21 3.7.3")); // LCOV_EXCL_LINE + JSON_THROW(other_error::create(500, "961c151d2e87f2686a955a9be24d316f1362bf21 3.8.0")); // LCOV_EXCL_LINE } break; } @@ -18999,7 +18988,7 @@ class basic_json not std::is_same::value and not detail::is_basic_json::value and not std::is_same>::value -#if defined(JSON_HAS_CPP_17) && (defined(__GNUC__) || (defined(_MSC_VER) and _MSC_VER <= 1914)) +#if defined(JSON_HAS_CPP_17) && (defined(__GNUC__) || (defined(_MSC_VER) and _MSC_VER >= 1910 and _MSC_VER <= 1914)) and not std::is_same::value #endif and detail::is_detected::value @@ -19560,7 +19549,8 @@ class basic_json @since version 1.0.0 */ template::value, int>::type = 0> + std::is_convertible::value + and not std::is_same::value, int>::type = 0> ValueType value(const typename object_t::key_type& key, const ValueType& default_value) const { // at only works for objects @@ -20555,7 +20545,7 @@ class basic_json future 4.0.0 of the library. Please use @ref items() instead; that is, replace `json::iterator_wrapper(j)` with `j.items()`. */ - JSON_HEDLEY_DEPRECATED(3.1.0) + JSON_HEDLEY_DEPRECATED_FOR(3.1.0, items()) static iteration_proxy iterator_wrapper(reference ref) noexcept { return ref.items(); @@ -20564,7 +20554,7 @@ class basic_json /*! @copydoc iterator_wrapper(reference) */ - JSON_HEDLEY_DEPRECATED(3.1.0) + JSON_HEDLEY_DEPRECATED_FOR(3.1.0, items()) static iteration_proxy iterator_wrapper(const_reference ref) noexcept { return ref.items(); @@ -22321,7 +22311,7 @@ class basic_json instead; that is, replace calls like `j >> o;` with `o << j;`. @since version 1.0.0; deprecated since version 3.0.0 */ - JSON_HEDLEY_DEPRECATED(3.0.0) + JSON_HEDLEY_DEPRECATED_FOR(3.0.0, operator<<(std::ostream&, const basic_json&)) friend std::ostream& operator>>(const basic_json& j, std::ostream& o) { return o << j; @@ -22340,29 +22330,13 @@ class basic_json /*! @brief deserialize from a compatible input - This function reads from a compatible input. Examples are: - - an array of 1-byte values - - strings with character/literal type with size of 1 byte - - input streams - - container with contiguous storage of 1-byte values. Compatible container - types include `std::vector`, `std::string`, `std::array`, - `std::valarray`, and `std::initializer_list`. Furthermore, C-style - arrays can be used with `std::begin()`/`std::end()`. User-defined - containers can be used as long as they implement random-access iterators - and a contiguous storage. - - @pre Each element of the container has a size of 1 byte. Violating this - precondition yields undefined behavior. **This precondition is enforced - with a static assertion.** - - @pre The container storage is contiguous. Violating this precondition - yields undefined behavior. **This precondition is enforced with an - assertion.** - - @warning There is no way to enforce all preconditions at compile-time. If - the function is called with a noncompliant container and with - assertions switched off, the behavior is undefined and will most - likely yield segmentation violation. + @tparam InputType A compatible input, for instance + - an std::istream object + - a FILE pointer + - a C-style array of characters + - a pointer to a null-terminated string of single byte characters + - an object obj for which begin(obj) and end(obj) produces a valid pair of + iterators. @param[in] i input to read from @param[in] cb a parser callback function of type @ref parser_callback_t @@ -22382,7 +22356,7 @@ class basic_json @complexity Linear in the length of the input. The parser is a predictive LL(1) parser. The complexity can be higher if the parser callback function - @a cb has a super-linear complexity. + @a cb or reading from the input @a i has a super-linear complexity. @note A UTF-8 byte order mark is silently ignored. @@ -22411,9 +22385,43 @@ class basic_json return result; } + /*! + @brief deserialize from a pair of character iterators + The value_type of the iterator must be a integral type with size of 1, 2 or + 4 bytes, which will be interpreted respectively as UTF-8, UTF-16 and UTF-32. + + @param[in] first iterator to start of character range + @param[in] last iterator to end of character range + @param[in] cb a parser callback function of type @ref parser_callback_t + which is used to control the deserialization by filtering unwanted values + (optional) + @param[in] allow_exceptions whether to throw exceptions in case of a + parse error (optional, true by default) + + @return deserialized JSON value; in case of a parse error and + @a allow_exceptions set to `false`, the return value will be + value_t::discarded. + + @throw parse_error.101 if a parse error occurs; example: `""unexpected end + of input; expected string literal""` + @throw parse_error.102 if to_unicode fails or surrogate error + @throw parse_error.103 if to_unicode fails + */ + template + JSON_HEDLEY_WARN_UNUSED_RESULT + static basic_json parse(IteratorType first, + IteratorType last, + const parser_callback_t cb = nullptr, + const bool allow_exceptions = true) + { + basic_json result; + parser(detail::input_adapter(std::move(first), std::move(last)), cb, allow_exceptions).parse(true, result); + return result; + } JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, parse(ptr, ptr + len)) static basic_json parse(detail::span_input_adapter&& i, const parser_callback_t cb = nullptr, const bool allow_exceptions = true) @@ -22423,44 +22431,64 @@ class basic_json return result; } + /*! + @brief check if the input is valid JSON + + Unlike the @ref parse(InputType&&, const parser_callback_t,const bool) + function, this function neither throws an exception in case of invalid JSON + input (i.e., a parse error) nor creates diagnostic information. + + @tparam InputType A compatible input, for instance + - an std::istream object + - a FILE pointer + - a C-style array of characters + - a pointer to a null-terminated string of single byte characters + - an object obj for which begin(obj) and end(obj) produces a valid pair of + iterators. + + @param[in] i input to read from + + @return Whether the input read from @a i is valid JSON. + + @complexity Linear in the length of the input. The parser is a predictive + LL(1) parser. + + @note A UTF-8 byte order mark is silently ignored. + + @liveexample{The example below demonstrates the `accept()` function reading + from a string.,accept__string} + */ template static bool accept(InputType&& i) { return parser(detail::input_adapter(std::forward(i))).accept(true); } + template + static bool accept(IteratorType first, IteratorType last) + { + return parser(detail::input_adapter(std::move(first), std::move(last))).accept(true); + } + + JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, accept(ptr, ptr + len)) static bool accept(detail::span_input_adapter&& i) { return parser(i.get()).accept(true); } + /*! @brief generate SAX events The SAX event lister must follow the interface of @ref json_sax. This function reads from a compatible input. Examples are: - - an array of 1-byte values - - strings with character/literal type with size of 1 byte - - input streams - - container with contiguous storage of 1-byte values. Compatible container - types include `std::vector`, `std::string`, `std::array`, - `std::valarray`, and `std::initializer_list`. Furthermore, C-style - arrays can be used with `std::begin()`/`std::end()`. User-defined - containers can be used as long as they implement random-access iterators - and a contiguous storage. - - @pre Each element of the container has a size of 1 byte. Violating this - precondition yields undefined behavior. **This precondition is enforced - with a static assertion.** - - @pre The container storage is contiguous. Violating this precondition - yields undefined behavior. **This precondition is enforced with an - assertion.** - - @warning There is no way to enforce all preconditions at compile-time. If - the function is called with a noncompliant container and with - assertions switched off, the behavior is undefined and will most - likely yield segmentation violation. + - an std::istream object + - a FILE pointer + - a C-style array of characters + - a pointer to a null-terminated string of single byte characters + - an object obj for which begin(obj) and end(obj) produces a valid pair of + iterators. @param[in] i input to read from @param[in,out] sax SAX event listener @@ -22486,7 +22514,7 @@ class basic_json @since version 3.2.0 */ - template + template JSON_HEDLEY_NON_NULL(2) static bool sax_parse(InputType&& i, SAX* sax, input_format_t format = input_format_t::json, @@ -22498,7 +22526,20 @@ class basic_json : detail::binary_reader(std::move(ia)).sax_parse(format, sax, strict); } + template + JSON_HEDLEY_NON_NULL(3) + static bool sax_parse(IteratorType first, IteratorType last, SAX* sax, + input_format_t format = input_format_t::json, + const bool strict = true) + { + auto ia = detail::input_adapter(std::move(first), std::move(last)); + return format == input_format_t::json + ? parser(std::move(ia)).sax_parse(sax, strict) + : detail::binary_reader(std::move(ia)).sax_parse(format, sax, strict); + } + template + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, sax_parse(ptr, ptr + len, ...)) JSON_HEDLEY_NON_NULL(2) static bool sax_parse(detail::span_input_adapter&& i, SAX* sax, input_format_t format = input_format_t::json, @@ -22510,88 +22551,6 @@ class basic_json : detail::binary_reader(std::move(ia)).sax_parse(format, sax, strict); } - - /*! - @brief deserialize from an iterator range with contiguous storage - - This function reads from an iterator range of a container with contiguous - storage of 1-byte values. Compatible container types include - `std::vector`, `std::string`, `std::array`, `std::valarray`, and - `std::initializer_list`. Furthermore, C-style arrays can be used with - `std::begin()`/`std::end()`. User-defined containers can be used as long - as they implement random-access iterators and a contiguous storage. - - @pre The iterator range is contiguous. Violating this precondition yields - undefined behavior. **This precondition is enforced with an assertion.** - @pre Each element in the range has a size of 1 byte. Violating this - precondition yields undefined behavior. **This precondition is enforced - with a static assertion.** - - @warning There is no way to enforce all preconditions at compile-time. If - the function is called with noncompliant iterators and with - assertions switched off, the behavior is undefined and will most - likely yield segmentation violation. - - @tparam IteratorType iterator of container with contiguous storage - @param[in] first begin of the range to parse (included) - @param[in] last end of the range to parse (excluded) - @param[in] cb a parser callback function of type @ref parser_callback_t - which is used to control the deserialization by filtering unwanted values - (optional) - @param[in] allow_exceptions whether to throw exceptions in case of a - parse error (optional, true by default) - - @return deserialized JSON value; in case of a parse error and - @a allow_exceptions set to `false`, the return value will be - value_t::discarded. - - @throw parse_error.101 in case of an unexpected token - @throw parse_error.102 if to_unicode fails or surrogate error - @throw parse_error.103 if to_unicode fails - - @complexity Linear in the length of the input. The parser is a predictive - LL(1) parser. The complexity can be higher if the parser callback function - @a cb has a super-linear complexity. - - @note A UTF-8 byte order mark is silently ignored. - - @liveexample{The example below demonstrates the `parse()` function reading - from an iterator range.,parse__iteratortype__parser_callback_t} - - @since version 2.0.3 - */ - template::iterator_category>::value, int>::type = 0> - static basic_json parse(IteratorType first, IteratorType last, - const parser_callback_t cb = nullptr, - const bool allow_exceptions = true) - { - basic_json result; - parser(detail::input_adapter(first, last), cb, allow_exceptions).parse(true, result); - return result; - } - - template::iterator_category>::value, int>::type = 0> - static bool accept(IteratorType first, IteratorType last) - { - return parser(detail::input_adapter(first, last)).accept(true); - } - - template::iterator_category>::value, int>::type = 0> - JSON_HEDLEY_NON_NULL(3) - static bool sax_parse(IteratorType first, IteratorType last, SAX* sax) - { - return parser(detail::input_adapter(first, last)).sax_parse(sax); - } - /*! @brief deserialize from stream @deprecated This stream operator is deprecated and will be removed in @@ -22600,7 +22559,7 @@ class basic_json instead; that is, replace calls like `j << i;` with `i >> j;`. @since version 1.0.0; deprecated since version 3.0.0 */ - JSON_HEDLEY_DEPRECATED(3.0.0) + JSON_HEDLEY_DEPRECATED_FOR(3.0.0, operator>>(std::istream&, basic_json&)) friend std::istream& operator<<(basic_json& j, std::istream& i) { return operator>>(i, j); @@ -23240,27 +23199,40 @@ class basic_json /*! @copydoc from_cbor(detail::input_adapter&&, const bool, const bool) */ - template::value, int> = 0> + template JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_cbor(A1 && a1, A2 && a2, + static basic_json from_cbor(IteratorType first, IteratorType last, const bool strict = true, const bool allow_exceptions = true) { basic_json result; detail::json_sax_dom_parser sdp(result, allow_exceptions); - const bool res = binary_reader(detail::span_input_adapter(std::forward(a1), std::forward(a2)).get()).sax_parse(input_format_t::cbor, &sdp, strict); + auto ia = detail::input_adapter(std::move(first), std::move(last)); + const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::cbor, &sdp, strict); return res ? result : basic_json(value_t::discarded); } + template JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_cbor(ptr, ptr + len)) + static basic_json from_cbor(const T* ptr, std::size_t len, + const bool strict = true, + const bool allow_exceptions = true) + { + return from_cbor(ptr, ptr + len, strict, allow_exceptions); + } + + + JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_cbor(ptr, ptr + len)) static basic_json from_cbor(detail::span_input_adapter&& i, const bool strict = true, const bool allow_exceptions = true) { basic_json result; detail::json_sax_dom_parser sdp(result, allow_exceptions); - const bool res = binary_reader(i.get()).sax_parse(input_format_t::cbor, &sdp, strict); + auto ia = i.get(); + const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::cbor, &sdp, strict); return res ? result : basic_json(value_t::discarded); } @@ -23366,28 +23338,40 @@ class basic_json /*! @copydoc from_msgpack(detail::input_adapter&&, const bool, const bool) */ - template::value, int> = 0> + template JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_msgpack(A1 && a1, A2 && a2, + static basic_json from_msgpack(IteratorType first, IteratorType last, const bool strict = true, const bool allow_exceptions = true) { basic_json result; detail::json_sax_dom_parser sdp(result, allow_exceptions); - const bool res = binary_reader(detail::span_input_adapter(std::forward(a1), std::forward(a2)).get()).sax_parse(input_format_t::msgpack, &sdp, strict); + auto ia = detail::input_adapter(std::move(first), std::move(last)); + const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::msgpack, &sdp, strict); return res ? result : basic_json(value_t::discarded); } + template JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_msgpack(ptr, ptr + len)) + static basic_json from_msgpack(const T* ptr, std::size_t len, + const bool strict = true, + const bool allow_exceptions = true) + { + return from_msgpack(ptr, ptr + len, strict, allow_exceptions); + } + + JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_msgpack(ptr, ptr + len)) static basic_json from_msgpack(detail::span_input_adapter&& i, const bool strict = true, const bool allow_exceptions = true) { basic_json result; detail::json_sax_dom_parser sdp(result, allow_exceptions); - const bool res = binary_reader(i.get()).sax_parse(input_format_t::msgpack, &sdp, strict); + auto ia = i.get(); + const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::msgpack, &sdp, strict); return res ? result : basic_json(value_t::discarded); } @@ -23469,27 +23453,39 @@ class basic_json /*! @copydoc from_ubjson(detail::input_adapter&&, const bool, const bool) */ - template::value, int> = 0> + template JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_ubjson(A1 && a1, A2 && a2, + static basic_json from_ubjson(IteratorType first, IteratorType last, const bool strict = true, const bool allow_exceptions = true) { basic_json result; detail::json_sax_dom_parser sdp(result, allow_exceptions); - const bool res = binary_reader(detail::span_input_adapter(std::forward(a1), std::forward(a2)).get()).sax_parse(input_format_t::ubjson, &sdp, strict); + auto ia = detail::input_adapter(std::move(first), std::move(last)); + const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::ubjson, &sdp, strict); return res ? result : basic_json(value_t::discarded); } + template + JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_ubjson(ptr, ptr + len)) + static basic_json from_ubjson(const T* ptr, std::size_t len, + const bool strict = true, + const bool allow_exceptions = true) + { + return from_ubjson(ptr, ptr + len, strict, allow_exceptions); + } + JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_ubjson(ptr, ptr + len)) static basic_json from_ubjson(detail::span_input_adapter&& i, const bool strict = true, const bool allow_exceptions = true) { basic_json result; detail::json_sax_dom_parser sdp(result, allow_exceptions); - const bool res = binary_reader(i.get()).sax_parse(input_format_t::ubjson, &sdp, strict); + auto ia = i.get(); + const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::ubjson, &sdp, strict); return res ? result : basic_json(value_t::discarded); } @@ -23570,27 +23566,39 @@ class basic_json /*! @copydoc from_bson(detail::input_adapter&&, const bool, const bool) */ - template::value, int> = 0> + template JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_bson(A1 && a1, A2 && a2, + static basic_json from_bson(IteratorType first, IteratorType last, const bool strict = true, const bool allow_exceptions = true) { basic_json result; detail::json_sax_dom_parser sdp(result, allow_exceptions); - const bool res = binary_reader(detail::span_input_adapter(std::forward(a1), std::forward(a2)).get()).sax_parse(input_format_t::bson, &sdp, strict); + auto ia = detail::input_adapter(std::move(first), std::move(last)); + const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::bson, &sdp, strict); return res ? result : basic_json(value_t::discarded); } + template JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_bson(ptr, ptr + len)) + static basic_json from_bson(const T* ptr, std::size_t len, + const bool strict = true, + const bool allow_exceptions = true) + { + return from_bson(ptr, ptr + len, strict, allow_exceptions); + } + + JSON_HEDLEY_WARN_UNUSED_RESULT + JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_bson(ptr, ptr + len)) static basic_json from_bson(detail::span_input_adapter&& i, const bool strict = true, const bool allow_exceptions = true) { basic_json result; detail::json_sax_dom_parser sdp(result, allow_exceptions); - const bool res = binary_reader(i.get()).sax_parse(input_format_t::bson, &sdp, strict); + auto ia = i.get(); + const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::bson, &sdp, strict); return res ? result : basic_json(value_t::discarded); } /// @} @@ -24654,4 +24662,4 @@ inline nlohmann::json::json_pointer operator "" _json_pointer(const char* s, std -#endif // INCLUDE_NLOHMANN_JSON_HPP_ \ No newline at end of file +#endif // INCLUDE_NLOHMANN_JSON_HPP_