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Merge branch 'develop' of https://github.com/nlohmann/json into binary_type

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Niels Lohmann
2020-05-16 12:58:13 +02:00
parent 3ed059f6ff f40a9f876a
commit c0cf67ead3
5 changed files with 212 additions and 9 deletions
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34
single_include/nlohmann/json.hpp
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@ -11886,6 +11886,7 @@ class json_ref
#include <cstring> // memcpy
#include <limits> // numeric_limits
#include <string> // string
#include <cmath> // isnan, isinf
// #include <nlohmann/detail/input/binary_reader.hpp>
@ -12184,8 +12185,35 @@ class binary_writer
case value_t::number_float:
{
oa->write_character(get_cbor_float_prefix(j.m_value.number_float));
write_number(j.m_value.number_float);
if (std::isnan(j.m_value.number_float))
{
// NaN is 0xf97e00 in CBOR
oa->write_character(to_char_type(0xF9));
oa->write_character(to_char_type(0x7E));
oa->write_character(to_char_type(0x00));
}
else if (std::isinf(j.m_value.number_float))
{
// Infinity is 0xf97c00, -Infinity is 0xf9fc00
oa->write_character(to_char_type(0xf9));
oa->write_character(j.m_value.number_float > 0 ? to_char_type(0x7C) : to_char_type(0xFC));
oa->write_character(to_char_type(0x00));
}
else
{
if (j.m_value.number_float >= std::numeric_limits<float>::lowest() and
j.m_value.number_float <= std::numeric_limits<float>::max() and
static_cast<double>(static_cast<float>(j.m_value.number_float)) == j.m_value.number_float)
{
oa->write_character(get_cbor_float_prefix(static_cast<float>(j.m_value.number_float)));
write_number(static_cast<float>(j.m_value.number_float));
}
else
{
oa->write_character(get_cbor_float_prefix(j.m_value.number_float));
write_number(j.m_value.number_float);
}
}
break;
}
@ -22670,7 +22698,7 @@ class basic_json
- break (0xFF)
@param[in] j JSON value to serialize
@return MessagePack serialization as byte vector
@return CBOR serialization as byte vector
@complexity Linear in the size of the JSON value @a j.