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[ox/std] Add UUID::toString variant that takes a Writer_c

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This commit is contained in:
Gary Talent 2023-06-09 22:07:19 -05:00
parent fb43c956e7
commit bb85e6ab6c
1 changed files with 27 additions and 0 deletions
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27
deps/ox/src/ox/std/uuid.hpp vendored
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@ -145,6 +145,33 @@ class UUID {
return out; return out;
} }
[[nodiscard]]
constexpr ox::Error toString(Writer_c auto &writer) const noexcept {
auto valueI = 0u;
constexpr auto printChars = [](
Writer_c auto &writer,
const Array<uint8_t, 16> &value,
std::size_t cnt,
unsigned &valueI) {
for (auto i = 0u; i < cnt; ++i) {
const auto v = value[valueI];
const auto h = detail::toHex(v);
oxIgnoreError(writer.write(h.c_str(), h.len()));
++valueI;
}
};
printChars(writer, m_value, 4, valueI);
oxReturnError(writer.put('-'));
printChars(writer, m_value, 2, valueI);
oxReturnError(writer.put('-'));
printChars(writer, m_value, 2, valueI);
oxReturnError(writer.put('-'));
printChars(writer, m_value, 2, valueI);
oxReturnError(writer.put('-'));
printChars(writer, m_value, 6, valueI);
return {};
}
[[nodiscard]] [[nodiscard]]
constexpr UUIDStr toString() const noexcept { constexpr UUIDStr toString() const noexcept {
UUIDStr out; UUIDStr out;