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♻️ adjust negative integer representation

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This commit is contained in:
Niels Lohmann
2021-09-11 13:50:54 +02:00
parent d798ca24aa
commit 6bfd21e321
3 changed files with 44 additions and 44 deletions
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24
include/nlohmann/detail/output/binary_writer.hpp
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@@ -1723,40 +1723,40 @@ class binary_writer
oa->write_character(to_char_type(0x8D));
write_number(static_cast<std::int64_t>(value));
}
else if (value < -33554432 || value > 67637031)
else if (value < -33818506 || value > 67637031)
{
// 32 bit integers
oa->write_character(to_char_type(0x8C));
write_number(static_cast<std::int32_t>(value));
}
else if (value < -262144)
else if (value <= -264075)
{
JSON_ASSERT(value >= -33554432);
value = -value - 1;
JSON_ASSERT(value >= -33818506);
value = -(value + 264075);
oa->write_character(static_cast<std::uint8_t>(0xF0 + (value >> 22 & 0x07)));
oa->write_character(static_cast<std::uint8_t>(0xC0 + (value >> 16 & 0x3F)));
oa->write_character(static_cast<std::uint8_t>(value >> 8));
oa->write_character(static_cast<std::uint8_t>(value));
}
else if (value < -1920)
else if (value <= -1931)
{
JSON_ASSERT(value >= -262144);
value = -value - 1;
JSON_ASSERT(value >= -264074);
value = -(value + 1931);
oa->write_character(static_cast<std::uint8_t>(0xE0 + (value >> 14 & 0x0F)));
oa->write_character(static_cast<std::uint8_t>(0xC0 + (value >> 8 & 0x3F)));
oa->write_character(static_cast<std::uint8_t>(value));
}
else if (value < -10)
else if (value <= -11)
{
JSON_ASSERT(value >= -1920);
value = -value - 1;
JSON_ASSERT(value >= -1930);
value = -(value + 11);
oa->write_character(static_cast<std::uint8_t>(0xC2 + (value >> 6 & 0x1F)));
oa->write_character(static_cast<std::uint8_t>(0xC0 + (value & 0x3F)));
}
else if (value < 0)
else if (value <= -1)
{
JSON_ASSERT(value >= -10);
value = -value - 1;
value = -(value + 1);
oa->write_character(static_cast<std::uint8_t>(0xB8 + value));
}
else if (value <= 39)