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Niels Lohmann committed 2023-11-29 21:11:16 +01:00
1 parent d16f4496eb
commit 286f0c7647
102 files changed
+15937 -11289
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include/nlohmann/detail/output/binary_writer.hpp
+96 -113
View File
@@ -25,7 +25,8 @@
#include <nlohmann/detail/string_concat.hpp>
NLOHMANN_JSON_NAMESPACE_BEGIN
namespace detail {
namespace detail
{
///////////////////
// binary writer //
@@ -98,9 +99,7 @@ class binary_writer
case value_t::boolean:
{
oa->write_character(j.m_data.m_value.boolean
? to_char_type(0xF5)
: to_char_type(0xF4));
oa->write_character(j.m_data.m_value.boolean ? to_char_type(0xF5) : to_char_type(0xF4));
break;
}
@@ -253,9 +252,7 @@ class binary_writer
// LCOV_EXCL_STOP
// step 2: write the string
oa->write_characters(
reinterpret_cast<const CharType*>(j.m_data.m_value.string->c_str()),
j.m_data.m_value.string->size());
oa->write_characters(reinterpret_cast<const CharType*>(j.m_data.m_value.string->c_str()), j.m_data.m_value.string->size());
break;
}
@@ -354,9 +351,7 @@ class binary_writer
// LCOV_EXCL_STOP
// step 2: write each element
oa->write_characters(
reinterpret_cast<const CharType*>(j.m_data.m_value.binary->data()),
N);
oa->write_characters(reinterpret_cast<const CharType*>(j.m_data.m_value.binary->data()), N);
break;
}
@@ -422,9 +417,7 @@ class binary_writer
case value_t::boolean: // true and false
{
oa->write_character(j.m_data.m_value.boolean
? to_char_type(0xC3)
: to_char_type(0xC2));
oa->write_character(j.m_data.m_value.boolean ? to_char_type(0xC3) : to_char_type(0xC2));
break;
}
@@ -573,9 +566,7 @@ class binary_writer
}
// step 2: write the string
oa->write_characters(
reinterpret_cast<const CharType*>(j.m_data.m_value.string->c_str()),
j.m_data.m_value.string->size());
oa->write_characters(reinterpret_cast<const CharType*>(j.m_data.m_value.string->c_str()), j.m_data.m_value.string->size());
break;
}
@@ -660,18 +651,16 @@ class binary_writer
}
else if (N <= (std::numeric_limits<std::uint16_t>::max)())
{
const std::uint8_t output_type = use_ext
? 0xC8 // ext 16
: 0xC5; // bin 16
const std::uint8_t output_type = use_ext ? 0xC8 // ext 16
: 0xC5; // bin 16
oa->write_character(to_char_type(output_type));
write_number(static_cast<std::uint16_t>(N));
}
else if (N <= (std::numeric_limits<std::uint32_t>::max)())
{
const std::uint8_t output_type = use_ext
? 0xC9 // ext 32
: 0xC6; // bin 32
const std::uint8_t output_type = use_ext ? 0xC9 // ext 32
: 0xC6; // bin 32
oa->write_character(to_char_type(output_type));
write_number(static_cast<std::uint32_t>(N));
@@ -684,9 +673,7 @@ class binary_writer
}
// step 2: write the byte string
oa->write_characters(
reinterpret_cast<const CharType*>(j.m_data.m_value.binary->data()),
N);
oa->write_characters(reinterpret_cast<const CharType*>(j.m_data.m_value.binary->data()), N);
break;
}
@@ -752,9 +739,7 @@ class binary_writer
{
if (add_prefix)
{
oa->write_character(j.m_data.m_value.boolean
? to_char_type('T')
: to_char_type('F'));
oa->write_character(j.m_data.m_value.boolean ? to_char_type('T') : to_char_type('F'));
}
break;
}
@@ -784,9 +769,7 @@ class binary_writer
oa->write_character(to_char_type('S'));
}
write_number_with_ubjson_prefix(j.m_data.m_value.string->size(), true, use_bjdata);
oa->write_characters(
reinterpret_cast<const CharType*>(j.m_data.m_value.string->c_str()),
j.m_data.m_value.string->size());
oa->write_characters(reinterpret_cast<const CharType*>(j.m_data.m_value.string->c_str()), j.m_data.m_value.string->size());
break;
}
@@ -857,9 +840,7 @@ class binary_writer
if (use_type)
{
oa->write_characters(
reinterpret_cast<const CharType*>(j.m_data.m_value.binary->data()),
j.m_data.m_value.binary->size());
oa->write_characters(reinterpret_cast<const CharType*>(j.m_data.m_value.binary->data()), j.m_data.m_value.binary->size());
}
else
{
@@ -880,9 +861,13 @@ class binary_writer
case value_t::object:
{
if (use_bjdata && j.m_data.m_value.object->size() == 3 && j.m_data.m_value.object->find("_ArrayType_") != j.m_data.m_value.object->end() && j.m_data.m_value.object->find("_ArraySize_") != j.m_data.m_value.object->end() && j.m_data.m_value.object->find("_ArrayData_") != j.m_data.m_value.object->end())
if (use_bjdata && j.m_data.m_value.object->size() == 3 && j.m_data.m_value.object->find("_ArrayType_") != j.m_data.m_value.object->end() &&
j.m_data.m_value.object->find("_ArraySize_") != j.m_data.m_value.object->end() &&
j.m_data.m_value.object->find("_ArrayData_") != j.m_data.m_value.object->end())
{
if (!write_bjdata_ndarray(*j.m_data.m_value.object, use_count, use_type)) // decode bjdata ndarray in the JData format (https://github.com/NeuroJSON/jdata)
if (!write_bjdata_ndarray(*j.m_data.m_value.object,
use_count,
use_type)) // decode bjdata ndarray in the JData format (https://github.com/NeuroJSON/jdata)
{
break;
}
@@ -921,9 +906,7 @@ class binary_writer
for (const auto& el : *j.m_data.m_value.object)
{
write_number_with_ubjson_prefix(el.first.size(), true, use_bjdata);
oa->write_characters(
reinterpret_cast<const CharType*>(el.first.c_str()),
el.first.size());
oa->write_characters(reinterpret_cast<const CharType*>(el.first.c_str()), el.first.size());
write_ubjson(el.second, use_count, use_type, prefix_required, use_bjdata);
}
@@ -965,20 +948,16 @@ class binary_writer
/*!
@brief Writes the given @a element_type and @a name to the output adapter
*/
void write_bson_entry_header(const string_t& name,
const std::uint8_t element_type)
void write_bson_entry_header(const string_t& name, const std::uint8_t element_type)
{
oa->write_character(to_char_type(element_type)); // boolean
oa->write_characters(
reinterpret_cast<const CharType*>(name.c_str()),
name.size() + 1u);
oa->write_characters(reinterpret_cast<const CharType*>(name.c_str()), name.size() + 1u);
}
/*!
@brief Writes a BSON element with key @a name and boolean value @a value
*/
void write_bson_boolean(const string_t& name,
const bool value)
void write_bson_boolean(const string_t& name, const bool value)
{
write_bson_entry_header(name, 0x08);
oa->write_character(value ? to_char_type(0x01) : to_char_type(0x00));
@@ -987,8 +966,7 @@ class binary_writer
/*!
@brief Writes a BSON element with key @a name and double value @a value
*/
void write_bson_double(const string_t& name,
const double value)
void write_bson_double(const string_t& name, const double value)
{
write_bson_entry_header(name, 0x01);
write_number<double>(value, true);
@@ -1005,15 +983,12 @@ class binary_writer
/*!
@brief Writes a BSON element with key @a name and string value @a value
*/
void write_bson_string(const string_t& name,
const string_t& value)
void write_bson_string(const string_t& name, const string_t& value)
{
write_bson_entry_header(name, 0x02);
write_number<std::int32_t>(static_cast<std::int32_t>(value.size() + 1ul), true);
oa->write_characters(
reinterpret_cast<const CharType*>(value.c_str()),
value.size() + 1);
oa->write_characters(reinterpret_cast<const CharType*>(value.c_str()), value.size() + 1);
}
/*!
@@ -1029,16 +1004,14 @@ class binary_writer
*/
static std::size_t calc_bson_integer_size(const std::int64_t value)
{
return (std::numeric_limits<std::int32_t>::min)() <= value && value <= (std::numeric_limits<std::int32_t>::max)()
? sizeof(std::int32_t)
: sizeof(std::int64_t);
return (std::numeric_limits<std::int32_t>::min)() <= value && value <= (std::numeric_limits<std::int32_t>::max)() ? sizeof(std::int32_t)
: sizeof(std::int64_t);
}
/*!
@brief Writes a BSON element with key @a name and integer @a value
*/
void write_bson_integer(const string_t& name,
const std::int64_t value)
void write_bson_integer(const string_t& name, const std::int64_t value)
{
if ((std::numeric_limits<std::int32_t>::min)() <= value && value <= (std::numeric_limits<std::int32_t>::max)())
{
@@ -1057,16 +1030,13 @@ class binary_writer
*/
static constexpr std::size_t calc_bson_unsigned_size(const std::uint64_t value) noexcept
{
return (value <= static_cast<std::uint64_t>((std::numeric_limits<std::int32_t>::max)()))
? sizeof(std::int32_t)
: sizeof(std::int64_t);
return (value <= static_cast<std::uint64_t>((std::numeric_limits<std::int32_t>::max)())) ? sizeof(std::int32_t) : sizeof(std::int64_t);
}
/*!
@brief Writes a BSON element with key @a name and unsigned @a value
*/
void write_bson_unsigned(const string_t& name,
const BasicJsonType& j)
void write_bson_unsigned(const string_t& name, const BasicJsonType& j)
{
if (j.m_data.m_value.number_unsigned <= static_cast<std::uint64_t>((std::numeric_limits<std::int32_t>::max)()))
{
@@ -1080,15 +1050,17 @@ class binary_writer
}
else
{
JSON_THROW(out_of_range::create(407, concat("integer number ", std::to_string(j.m_data.m_value.number_unsigned), " cannot be represented by BSON as it does not fit int64"), &j));
JSON_THROW(out_of_range::create(
407,
concat("integer number ", std::to_string(j.m_data.m_value.number_unsigned), " cannot be represented by BSON as it does not fit int64"),
&j));
}
}
/*!
@brief Writes a BSON element with key @a name and object @a value
*/
void write_bson_object_entry(const string_t& name,
const typename BasicJsonType::object_t& value)
void write_bson_object_entry(const string_t& name, const typename BasicJsonType::object_t& value)
{
write_bson_entry_header(name, 0x03); // object
write_bson_object(value);
@@ -1101,9 +1073,12 @@ class binary_writer
{
std::size_t array_index = 0ul;
const std::size_t embedded_document_size = std::accumulate(std::begin(value), std::end(value), static_cast<std::size_t>(0), [&array_index](std::size_t result, const typename BasicJsonType::array_t::value_type& el) {
return result + calc_bson_element_size(std::to_string(array_index++), el);
});
const std::size_t embedded_document_size = std::accumulate(std::begin(value),
std::end(value),
static_cast<std::size_t>(0),
[&array_index](std::size_t result, const typename BasicJsonType::array_t::value_type& el) {
return result + calc_bson_element_size(std::to_string(array_index++), el);
});
return sizeof(std::int32_t) + embedded_document_size + 1ul;
}
@@ -1119,8 +1094,7 @@ class binary_writer
/*!
@brief Writes a BSON element with key @a name and array @a value
*/
void write_bson_array(const string_t& name,
const typename BasicJsonType::array_t& value)
void write_bson_array(const string_t& name, const typename BasicJsonType::array_t& value)
{
write_bson_entry_header(name, 0x04); // array
write_number<std::int32_t>(static_cast<std::int32_t>(calc_bson_array_size(value)), true);
@@ -1138,8 +1112,7 @@ class binary_writer
/*!
@brief Writes a BSON element with key @a name and binary value @a value
*/
void write_bson_binary(const string_t& name,
const binary_t& value)
void write_bson_binary(const string_t& name, const binary_t& value)
{
write_bson_entry_header(name, 0x05);
@@ -1153,8 +1126,7 @@ class binary_writer
@brief Calculates the size necessary to serialize the JSON value @a j with its @a name
@return The calculated size for the BSON document entry for @a j with the given @a name.
*/
static std::size_t calc_bson_element_size(const string_t& name,
const BasicJsonType& j)
static std::size_t calc_bson_element_size(const string_t& name, const BasicJsonType& j)
{
const auto header_size = calc_bson_entry_header_size(name, j);
switch (j.type())
@@ -1201,8 +1173,7 @@ class binary_writer
@param name The name to associate with the JSON entity @a j within the
current BSON document
*/
void write_bson_element(const string_t& name,
const BasicJsonType& j)
void write_bson_element(const string_t& name, const BasicJsonType& j)
{
switch (j.type())
{
@@ -1250,9 +1221,10 @@ class binary_writer
*/
static std::size_t calc_bson_object_size(const typename BasicJsonType::object_t& value)
{
const std::size_t document_size = std::accumulate(value.begin(), value.end(), static_cast<std::size_t>(0), [](size_t result, const typename BasicJsonType::object_t::value_type& el) {
return result += calc_bson_element_size(el.first, el.second);
});
const std::size_t document_size =
std::accumulate(value.begin(), value.end(), static_cast<std::size_t>(0), [](size_t result, const typename BasicJsonType::object_t::value_type& el) {
return result += calc_bson_element_size(el.first, el.second);
});
return sizeof(std::int32_t) + document_size + 1ul;
}
@@ -1307,9 +1279,7 @@ class binary_writer
// UBJSON: write number (floating point)
template<typename NumberType, typename std::enable_if<std::is_floating_point<NumberType>::value, int>::type = 0>
void write_number_with_ubjson_prefix(const NumberType n,
const bool add_prefix,
const bool use_bjdata)
void write_number_with_ubjson_prefix(const NumberType n, const bool add_prefix, const bool use_bjdata)
{
if (add_prefix)
{
@@ -1320,9 +1290,7 @@ class binary_writer
// UBJSON: write number (unsigned integer)
template<typename NumberType, typename std::enable_if<std::is_unsigned<NumberType>::value, int>::type = 0>
void write_number_with_ubjson_prefix(const NumberType n,
const bool add_prefix,
const bool use_bjdata)
void write_number_with_ubjson_prefix(const NumberType n, const bool add_prefix, const bool use_bjdata)
{
if (n <= static_cast<std::uint64_t>((std::numeric_limits<std::int8_t>::max)()))
{
@@ -1406,9 +1374,7 @@ class binary_writer
// UBJSON: write number (signed integer)
template<typename NumberType, typename std::enable_if<std::is_signed<NumberType>::value && !std::is_floating_point<NumberType>::value, int>::type = 0>
void write_number_with_ubjson_prefix(const NumberType n,
const bool add_prefix,
const bool use_bjdata)
void write_number_with_ubjson_prefix(const NumberType n, const bool add_prefix, const bool use_bjdata)
{
if ((std::numeric_limits<std::int8_t>::min)() <= n && n <= (std::numeric_limits<std::int8_t>::max)())
{
@@ -1418,7 +1384,8 @@ class binary_writer
}
write_number(static_cast<std::int8_t>(n), use_bjdata);
}
else if (static_cast<std::int64_t>((std::numeric_limits<std::uint8_t>::min)()) <= n && n <= static_cast<std::int64_t>((std::numeric_limits<std::uint8_t>::max)()))
else if (static_cast<std::int64_t>((std::numeric_limits<std::uint8_t>::min)()) <= n &&
n <= static_cast<std::int64_t>((std::numeric_limits<std::uint8_t>::max)()))
{
if (add_prefix)
{
@@ -1434,7 +1401,8 @@ class binary_writer
}
write_number(static_cast<std::int16_t>(n), use_bjdata);
}
else if (use_bjdata && (static_cast<std::int64_t>((std::numeric_limits<std::uint16_t>::min)()) <= n && n <= static_cast<std::int64_t>((std::numeric_limits<std::uint16_t>::max)())))
else if (use_bjdata && (static_cast<std::int64_t>((std::numeric_limits<std::uint16_t>::min)()) <= n &&
n <= static_cast<std::int64_t>((std::numeric_limits<std::uint16_t>::max)())))
{
if (add_prefix)
{
@@ -1450,7 +1418,8 @@ class binary_writer
}
write_number(static_cast<std::int32_t>(n), use_bjdata);
}
else if (use_bjdata && (static_cast<std::int64_t>((std::numeric_limits<std::uint32_t>::min)()) <= n && n <= static_cast<std::int64_t>((std::numeric_limits<std::uint32_t>::max)())))
else if (use_bjdata && (static_cast<std::int64_t>((std::numeric_limits<std::uint32_t>::min)()) <= n &&
n <= static_cast<std::int64_t>((std::numeric_limits<std::uint32_t>::max)())))
{
if (add_prefix)
{
@@ -1499,31 +1468,38 @@ class binary_writer
case value_t::number_integer:
{
if ((std::numeric_limits<std::int8_t>::min)() <= j.m_data.m_value.number_integer && j.m_data.m_value.number_integer <= (std::numeric_limits<std::int8_t>::max)())
if ((std::numeric_limits<std::int8_t>::min)() <= j.m_data.m_value.number_integer &&
j.m_data.m_value.number_integer <= (std::numeric_limits<std::int8_t>::max)())
{
return 'i';
}
if ((std::numeric_limits<std::uint8_t>::min)() <= j.m_data.m_value.number_integer && j.m_data.m_value.number_integer <= (std::numeric_limits<std::uint8_t>::max)())
if ((std::numeric_limits<std::uint8_t>::min)() <= j.m_data.m_value.number_integer &&
j.m_data.m_value.number_integer <= (std::numeric_limits<std::uint8_t>::max)())
{
return 'U';
}
if ((std::numeric_limits<std::int16_t>::min)() <= j.m_data.m_value.number_integer && j.m_data.m_value.number_integer <= (std::numeric_limits<std::int16_t>::max)())
if ((std::numeric_limits<std::int16_t>::min)() <= j.m_data.m_value.number_integer &&
j.m_data.m_value.number_integer <= (std::numeric_limits<std::int16_t>::max)())
{
return 'I';
}
if (use_bjdata && ((std::numeric_limits<std::uint16_t>::min)() <= j.m_data.m_value.number_integer && j.m_data.m_value.number_integer <= (std::numeric_limits<std::uint16_t>::max)()))
if (use_bjdata && ((std::numeric_limits<std::uint16_t>::min)() <= j.m_data.m_value.number_integer &&
j.m_data.m_value.number_integer <= (std::numeric_limits<std::uint16_t>::max)()))
{
return 'u';
}
if ((std::numeric_limits<std::int32_t>::min)() <= j.m_data.m_value.number_integer && j.m_data.m_value.number_integer <= (std::numeric_limits<std::int32_t>::max)())
if ((std::numeric_limits<std::int32_t>::min)() <= j.m_data.m_value.number_integer &&
j.m_data.m_value.number_integer <= (std::numeric_limits<std::int32_t>::max)())
{
return 'l';
}
if (use_bjdata && ((std::numeric_limits<std::uint32_t>::min)() <= j.m_data.m_value.number_integer && j.m_data.m_value.number_integer <= (std::numeric_limits<std::uint32_t>::max)()))
if (use_bjdata && ((std::numeric_limits<std::uint32_t>::min)() <= j.m_data.m_value.number_integer &&
j.m_data.m_value.number_integer <= (std::numeric_limits<std::uint32_t>::max)()))
{
return 'm';
}
if ((std::numeric_limits<std::int64_t>::min)() <= j.m_data.m_value.number_integer && j.m_data.m_value.number_integer <= (std::numeric_limits<std::int64_t>::max)())
if ((std::numeric_limits<std::int64_t>::min)() <= j.m_data.m_value.number_integer &&
j.m_data.m_value.number_integer <= (std::numeric_limits<std::int64_t>::max)())
{
return 'L';
}
@@ -1603,7 +1579,17 @@ class binary_writer
*/
bool write_bjdata_ndarray(const typename BasicJsonType::object_t& value, const bool use_count, const bool use_type)
{
std::map<string_t, CharType> bjdtype = {{"uint8", 'U'}, {"int8", 'i'}, {"uint16", 'u'}, {"int16", 'I'}, {"uint32", 'm'}, {"int32", 'l'}, {"uint64", 'M'}, {"int64", 'L'}, {"single", 'd'}, {"double", 'D'}, {"char", 'C'}};
std::map<string_t, CharType> bjdtype = {{"uint8", 'U'},
{"int8", 'i'},
{"uint16", 'u'},
{"int16", 'I'},
{"uint32", 'm'},
{"int32", 'l'},
{"uint64", 'M'},
{"int64", 'L'},
{"single", 'd'},
{"double", 'D'},
{"char", 'C'}};
string_t key = "_ArrayType_";
auto it = bjdtype.find(static_cast<string_t>(value.at(key)));
@@ -1752,16 +1738,13 @@ class binary_writer
static_cast<double>(n) <= static_cast<double>((std::numeric_limits<float>::max)()) &&
static_cast<double>(static_cast<float>(n)) == static_cast<double>(n))
{
oa->write_character(format == detail::input_format_t::cbor
? get_cbor_float_prefix(static_cast<float>(n))
: get_msgpack_float_prefix(static_cast<float>(n)));
oa->write_character(format == detail::input_format_t::cbor ? get_cbor_float_prefix(static_cast<float>(n))
: get_msgpack_float_prefix(static_cast<float>(n)));
write_number(static_cast<float>(n));
}
else
{
oa->write_character(format == detail::input_format_t::cbor
? get_cbor_float_prefix(n)
: get_msgpack_float_prefix(n));
oa->write_character(format == detail::input_format_t::cbor ? get_cbor_float_prefix(n) : get_msgpack_float_prefix(n));
write_number(n);
}
#ifdef __GNUC__
@@ -1774,15 +1757,13 @@ class binary_writer
// between uint8_t and CharType. In case CharType is not unsigned,
// such a conversion is required to allow values greater than 128.
// See <https://github.com/nlohmann/json/issues/1286> for a discussion.
template<typename C = CharType,
enable_if_t<std::is_signed<C>::value && std::is_signed<char>::value>* = nullptr>
template<typename C = CharType, enable_if_t<std::is_signed<C>::value && std::is_signed<char>::value>* = nullptr>
static constexpr CharType to_char_type(std::uint8_t x) noexcept
{
return *reinterpret_cast<char*>(&x);
}
template<typename C = CharType,
enable_if_t<std::is_signed<C>::value && std::is_unsigned<char>::value>* = nullptr>
template<typename C = CharType, enable_if_t<std::is_signed<C>::value && std::is_unsigned<char>::value>* = nullptr>
static CharType to_char_type(std::uint8_t x) noexcept
{
static_assert(sizeof(std::uint8_t) == sizeof(CharType), "size of CharType must be equal to std::uint8_t");
@@ -1792,14 +1773,16 @@ class binary_writer
return result;
}
template<typename C = CharType,
enable_if_t<std::is_unsigned<C>::value>* = nullptr>
template<typename C = CharType, enable_if_t<std::is_unsigned<C>::value>* = nullptr>
static constexpr CharType to_char_type(std::uint8_t x) noexcept
{
return x;
}
template<typename InputCharType, typename C = CharType, enable_if_t<std::is_signed<C>::value && std::is_signed<char>::value && std::is_same<char, typename std::remove_cv<InputCharType>::type>::value>* = nullptr>
template<typename InputCharType,
typename C = CharType,
enable_if_t<std::is_signed<C>::value && std::is_signed<char>::value && std::is_same<char, typename std::remove_cv<InputCharType>::type>::value>* =
nullptr>
static constexpr CharType to_char_type(InputCharType x) noexcept
{
return x;
include/nlohmann/detail/output/output_adapters.hpp
+2 -1
View File
@@ -23,7 +23,8 @@
#include <nlohmann/detail/macro_scope.hpp>
NLOHMANN_JSON_NAMESPACE_BEGIN
namespace detail {
namespace detail
{
/// abstract output adapter interface
template<typename CharType>
include/nlohmann/detail/output/serializer.hpp
+70 -538
View File
@@ -32,7 +32,8 @@
#include <nlohmann/detail/value_t.hpp>
NLOHMANN_JSON_NAMESPACE_BEGIN
namespace detail {
namespace detail
{
///////////////////
// serialization //
@@ -102,11 +103,7 @@ class serializer
@param[in] indent_step the indent level
@param[in] current_indent the current indent level (only used internally)
*/
void dump(const BasicJsonType& val,
const bool pretty_print,
const bool ensure_ascii,
const unsigned int indent_step,
const unsigned int current_indent = 0)
void dump(const BasicJsonType& val, const bool pretty_print, const bool ensure_ascii, const unsigned int indent_step, const unsigned int current_indent = 0)
{
switch (val.m_data.m_type)
{
@@ -203,9 +200,7 @@ class serializer
}
// first n-1 elements
for (auto i = val.m_data.m_value.array->cbegin();
i != val.m_data.m_value.array->cend() - 1;
++i)
for (auto i = val.m_data.m_value.array->cbegin(); i != val.m_data.m_value.array->cend() - 1; ++i)
{
o->write_characters(indent_string.c_str(), new_indent);
dump(*i, true, ensure_ascii, indent_step, new_indent);
@@ -226,9 +221,7 @@ class serializer
o->write_character('[');
// first n-1 elements
for (auto i = val.m_data.m_value.array->cbegin();
i != val.m_data.m_value.array->cend() - 1;
++i)
for (auto i = val.m_data.m_value.array->cbegin(); i != val.m_data.m_value.array->cend() - 1; ++i)
{
dump(*i, false, ensure_ascii, indent_step, current_indent);
o->write_character(',');
@@ -271,9 +264,7 @@ class serializer
if (!val.m_data.m_value.binary->empty())
{
for (auto i = val.m_data.m_value.binary->cbegin();
i != val.m_data.m_value.binary->cend() - 1;
++i)
for (auto i = val.m_data.m_value.binary->cbegin(); i != val.m_data.m_value.binary->cend() - 1; ++i)
{
dump_integer(*i);
o->write_characters(", ", 2);
@@ -303,9 +294,7 @@ class serializer
if (!val.m_data.m_value.binary->empty())
{
for (auto i = val.m_data.m_value.binary->cbegin();
i != val.m_data.m_value.binary->cend() - 1;
++i)
for (auto i = val.m_data.m_value.binary->cbegin(); i != val.m_data.m_value.binary->cend() - 1; ++i)
{
dump_integer(*i);
o->write_character(',');
@@ -475,7 +464,11 @@ class serializer
else
{
// NOLINTNEXTLINE(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
static_cast<void>((std::snprintf)(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x", static_cast<std::uint16_t>(0xD7C0u + (codepoint >> 10u)), static_cast<std::uint16_t>(0xDC00u + (codepoint & 0x3FFu))));
static_cast<void>((std::snprintf)(string_buffer.data() + bytes,
13,
"\\u%04x\\u%04x",
static_cast<std::uint16_t>(0xD7C0u + (codepoint >> 10u)),
static_cast<std::uint16_t>(0xDC00u + (codepoint & 0x3FFu))));
bytes += 12;
}
}
@@ -510,7 +503,8 @@ class serializer
{
case error_handler_t::strict:
{
JSON_THROW(type_error::create(316, concat("invalid UTF-8 byte at index ", std::to_string(i), ": 0x", hex_bytes(byte | 0)), nullptr));
JSON_THROW(
type_error::create(316, concat("invalid UTF-8 byte at index ", std::to_string(i), ": 0x", hex_bytes(byte | 0)), nullptr));
}
case error_handler_t::ignore:
@@ -602,7 +596,8 @@ class serializer
{
case error_handler_t::strict:
{
JSON_THROW(type_error::create(316, concat("incomplete UTF-8 string; last byte: 0x", hex_bytes(static_cast<std::uint8_t>(s.back() | 0))), nullptr));
JSON_THROW(
type_error::create(316, concat("incomplete UTF-8 string; last byte: 0x", hex_bytes(static_cast<std::uint8_t>(s.back() | 0))), nullptr));
}
case error_handler_t::ignore:
@@ -705,112 +700,24 @@ class serializer
@param[in] x integer number (signed or unsigned) to dump
@tparam NumberType either @a number_integer_t or @a number_unsigned_t
*/
template<typename NumberType, detail::enable_if_t<std::is_integral<NumberType>::value || std::is_same<NumberType, number_unsigned_t>::value || std::is_same<NumberType, number_integer_t>::value || std::is_same<NumberType, binary_char_t>::value, int> = 0>
template<typename NumberType,
detail::enable_if_t<std::is_integral<NumberType>::value || std::is_same<NumberType, number_unsigned_t>::value ||
std::is_same<NumberType, number_integer_t>::value || std::is_same<NumberType, binary_char_t>::value,
int> = 0>
void dump_integer(NumberType x)
{
static constexpr std::array<std::array<char, 2>, 100> digits_to_99{
{
{{'0', '0'}},
{{'0', '1'}},
{{'0', '2'}},
{{'0', '3'}},
{{'0', '4'}},
{{'0', '5'}},
{{'0', '6'}},
{{'0', '7'}},
{{'0', '8'}},
{{'0', '9'}},
{{'1', '0'}},
{{'1', '1'}},
{{'1', '2'}},
{{'1', '3'}},
{{'1', '4'}},
{{'1', '5'}},
{{'1', '6'}},
{{'1', '7'}},
{{'1', '8'}},
{{'1', '9'}},
{{'2', '0'}},
{{'2', '1'}},
{{'2', '2'}},
{{'2', '3'}},
{{'2', '4'}},
{{'2', '5'}},
{{'2', '6'}},
{{'2', '7'}},
{{'2', '8'}},
{{'2', '9'}},
{{'3', '0'}},
{{'3', '1'}},
{{'3', '2'}},
{{'3', '3'}},
{{'3', '4'}},
{{'3', '5'}},
{{'3', '6'}},
{{'3', '7'}},
{{'3', '8'}},
{{'3', '9'}},
{{'4', '0'}},
{{'4', '1'}},
{{'4', '2'}},
{{'4', '3'}},
{{'4', '4'}},
{{'4', '5'}},
{{'4', '6'}},
{{'4', '7'}},
{{'4', '8'}},
{{'4', '9'}},
{{'5', '0'}},
{{'5', '1'}},
{{'5', '2'}},
{{'5', '3'}},
{{'5', '4'}},
{{'5', '5'}},
{{'5', '6'}},
{{'5', '7'}},
{{'5', '8'}},
{{'5', '9'}},
{{'6', '0'}},
{{'6', '1'}},
{{'6', '2'}},
{{'6', '3'}},
{{'6', '4'}},
{{'6', '5'}},
{{'6', '6'}},
{{'6', '7'}},
{{'6', '8'}},
{{'6', '9'}},
{{'7', '0'}},
{{'7', '1'}},
{{'7', '2'}},
{{'7', '3'}},
{{'7', '4'}},
{{'7', '5'}},
{{'7', '6'}},
{{'7', '7'}},
{{'7', '8'}},
{{'7', '9'}},
{{'8', '0'}},
{{'8', '1'}},
{{'8', '2'}},
{{'8', '3'}},
{{'8', '4'}},
{{'8', '5'}},
{{'8', '6'}},
{{'8', '7'}},
{{'8', '8'}},
{{'8', '9'}},
{{'9', '0'}},
{{'9', '1'}},
{{'9', '2'}},
{{'9', '3'}},
{{'9', '4'}},
{{'9', '5'}},
{{'9', '6'}},
{{'9', '7'}},
{{'9', '8'}},
{{'9', '9'}},
}};
static constexpr std::array<std::array<char, 2>, 100> digits_to_99{{
{{'0', '0'}}, {{'0', '1'}}, {{'0', '2'}}, {{'0', '3'}}, {{'0', '4'}}, {{'0', '5'}}, {{'0', '6'}}, {{'0', '7'}}, {{'0', '8'}}, {{'0', '9'}},
{{'1', '0'}}, {{'1', '1'}}, {{'1', '2'}}, {{'1', '3'}}, {{'1', '4'}}, {{'1', '5'}}, {{'1', '6'}}, {{'1', '7'}}, {{'1', '8'}}, {{'1', '9'}},
{{'2', '0'}}, {{'2', '1'}}, {{'2', '2'}}, {{'2', '3'}}, {{'2', '4'}}, {{'2', '5'}}, {{'2', '6'}}, {{'2', '7'}}, {{'2', '8'}}, {{'2', '9'}},
{{'3', '0'}}, {{'3', '1'}}, {{'3', '2'}}, {{'3', '3'}}, {{'3', '4'}}, {{'3', '5'}}, {{'3', '6'}}, {{'3', '7'}}, {{'3', '8'}}, {{'3', '9'}},
{{'4', '0'}}, {{'4', '1'}}, {{'4', '2'}}, {{'4', '3'}}, {{'4', '4'}}, {{'4', '5'}}, {{'4', '6'}}, {{'4', '7'}}, {{'4', '8'}}, {{'4', '9'}},
{{'5', '0'}}, {{'5', '1'}}, {{'5', '2'}}, {{'5', '3'}}, {{'5', '4'}}, {{'5', '5'}}, {{'5', '6'}}, {{'5', '7'}}, {{'5', '8'}}, {{'5', '9'}},
{{'6', '0'}}, {{'6', '1'}}, {{'6', '2'}}, {{'6', '3'}}, {{'6', '4'}}, {{'6', '5'}}, {{'6', '6'}}, {{'6', '7'}}, {{'6', '8'}}, {{'6', '9'}},
{{'7', '0'}}, {{'7', '1'}}, {{'7', '2'}}, {{'7', '3'}}, {{'7', '4'}}, {{'7', '5'}}, {{'7', '6'}}, {{'7', '7'}}, {{'7', '8'}}, {{'7', '9'}},
{{'8', '0'}}, {{'8', '1'}}, {{'8', '2'}}, {{'8', '3'}}, {{'8', '4'}}, {{'8', '5'}}, {{'8', '6'}}, {{'8', '7'}}, {{'8', '8'}}, {{'8', '9'}},
{{'9', '0'}}, {{'9', '1'}}, {{'9', '2'}}, {{'9', '3'}}, {{'9', '4'}}, {{'9', '5'}}, {{'9', '6'}}, {{'9', '7'}}, {{'9', '8'}}, {{'9', '9'}},
}};
// special case for "0"
if (x == 0)
@@ -893,8 +800,10 @@ class serializer
// guaranteed to round-trip, using strtof and strtod, resp.
//
// NB: The test below works if <long double> == <double>.
static constexpr bool is_ieee_single_or_double = (std::numeric_limits<number_float_t>::is_iec559 && std::numeric_limits<number_float_t>::digits == 24 && std::numeric_limits<number_float_t>::max_exponent == 128) ||
(std::numeric_limits<number_float_t>::is_iec559 && std::numeric_limits<number_float_t>::digits == 53 && std::numeric_limits<number_float_t>::max_exponent == 1024);
static constexpr bool is_ieee_single_or_double = (std::numeric_limits<number_float_t>::is_iec559 && std::numeric_limits<number_float_t>::digits == 24 &&
std::numeric_limits<number_float_t>::max_exponent == 128) ||
(std::numeric_limits<number_float_t>::is_iec559 && std::numeric_limits<number_float_t>::digits == 53 &&
std::numeric_limits<number_float_t>::max_exponent == 1024);
dump_float(x, std::integral_constant<bool, is_ieee_single_or_double>());
}
@@ -945,10 +854,9 @@ class serializer
o->write_characters(number_buffer.data(), static_cast<std::size_t>(len));
// determine if we need to append ".0"
const bool value_is_int_like =
std::none_of(number_buffer.begin(), number_buffer.begin() + len + 1, [](char c) {
return c == '.' || c == 'e';
});
const bool value_is_int_like = std::none_of(number_buffer.begin(), number_buffer.begin() + len + 1, [](char c) {
return c == '.' || c == 'e';
});
if (value_is_int_like)
{
@@ -979,417 +887,41 @@ class serializer
*/
static std::uint8_t decode(std::uint8_t& state, std::uint32_t& codep, const std::uint8_t byte) noexcept
{
static const std::array<std::uint8_t, 400> utf8d =
{
{
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0, // 00..1F
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0, // 20..3F
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0, // 40..5F
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0, // 60..7F
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9, // 80..9F
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7,
7, // A0..BF
8,
8,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2, // C0..DF
0xA,
0x3,
0x3,
0x3,
0x3,
0x3,
0x3,
0x3,
0x3,
0x3,
0x3,
0x3,
0x3,
0x4,
0x3,
0x3, // E0..EF
0xB,
0x6,
0x6,
0x6,
0x5,
0x8,
0x8,
0x8,
0x8,
0x8,
0x8,
0x8,
0x8,
0x8,
0x8,
0x8, // F0..FF
0x0,
0x1,
0x2,
0x3,
0x5,
0x8,
0x7,
0x1,
0x1,
0x1,
0x4,
0x6,
0x1,
0x1,
0x1,
0x1, // s0..s0
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
0,
1,
1,
1,
1,
1,
0,
1,
0,
1,
1,
1,
1,
1,
1, // s1..s2
1,
2,
1,
1,
1,
1,
1,
2,
1,
2,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
2,
1,
1,
1,
1,
1,
1,
1,
1, // s3..s4
1,
2,
1,
1,
1,
1,
1,
1,
1,
2,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
3,
1,
3,
1,
1,
1,
1,
1,
1, // s5..s6
1,
3,
1,
1,
1,
1,
1,
3,
1,
3,
1,
1,
1,
1,
1,
1,
1,
3,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1 // s7..s8
}};
static const std::array<std::uint8_t, 400> utf8d = {{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, // 00..1F
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, // 20..3F
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, // 40..5F
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, // 60..7F
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
9, // 80..9F
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, // A0..BF
8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, // C0..DF
0xA, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x4, 0x3,
0x3, // E0..EF
0xB, 0x6, 0x6, 0x6, 0x5, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8,
0x8, // F0..FF
0x0, 0x1, 0x2, 0x3, 0x5, 0x8, 0x7, 0x1, 0x1, 0x1, 0x4, 0x6, 0x1, 0x1, 0x1,
0x1, // s0..s0
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1,
1, // s1..s2
1, 2, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1,
1, // s3..s4
1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 1, 1,
1, // s5..s6
1, 3, 1, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1 // s7..s8
}};
JSON_ASSERT(byte < utf8d.size());
const std::uint8_t type = utf8d[byte];
codep = (state != UTF8_ACCEPT)
? (byte & 0x3fu) | (codep << 6u)
: (0xFFu >> type) & (byte);
codep = (state != UTF8_ACCEPT) ? (byte & 0x3fu) | (codep << 6u) : (0xFFu >> type) & (byte);
const std::size_t index = 256u + static_cast<size_t>(state) * 16u + static_cast<size_t>(type);
JSON_ASSERT(index < utf8d.size());