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Support - and <=> in ratio

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Chip Hogg
2022-04-09 17:35:15 +00:00
parent 6044e3b3ad
commit bc98254e7a
1 changed files with 4 additions and 0 deletions
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4
src/core/include/units/ratio.h
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@@ -78,6 +78,10 @@ struct ratio {
return ratio{lhs.num * rhs.den + lhs.den * rhs.num, lhs.den * rhs.den, common_exp};
}
[[nodiscard]] friend constexpr ratio operator-(const ratio& lhs, const ratio& rhs) { return lhs + (-rhs); }
[[nodiscard]] friend constexpr auto operator<=>(const ratio& lhs, const ratio& rhs) { return (lhs - rhs).num <=> 0; }
[[nodiscard]] friend constexpr ratio operator*(const ratio& lhs, const ratio& rhs)
{
const std::intmax_t gcd1 = std::gcd(lhs.num, rhs.den);