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♻️ implement floating-point special values

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Niels Lohmann
2021-09-11 14:27:38 +02:00
parent 6bfd21e321
commit 5221115ff1
3 changed files with 46 additions and 6 deletions
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single_include/nlohmann/json.hpp
+11 -3
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@@ -15167,6 +15167,14 @@ class binary_writer
{
oa->write_character(to_char_type(0xFD));
}
else if (std::isnan(j.m_value.number_float))
{
oa->write_character(to_char_type(0x8E));
oa->write_character(to_char_type(0x7F));
oa->write_character(to_char_type(0x80));
oa->write_character(to_char_type(0x00));
oa->write_character(to_char_type(0x01));
}
else
{
// write float with prefix
@@ -15413,9 +15421,9 @@ class binary_writer
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wfloat-equal"
#endif
if (static_cast<double>(n) >= static_cast<double>(std::numeric_limits<float>::lowest()) &&
static_cast<double>(n) <= static_cast<double>((std::numeric_limits<float>::max)()) &&
static_cast<double>(static_cast<float>(n)) == static_cast<double>(n))
if (std::isnan(n) || std::isinf(n) || (static_cast<double>(n) >= static_cast<double>(std::numeric_limits<float>::lowest()) &&
static_cast<double>(n) <= static_cast<double>((std::numeric_limits<float>::max)()) &&
static_cast<double>(static_cast<float>(n)) == static_cast<double>(n)))
{
switch (format)
{