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feat: common_quantity_spec extended to properly work with kinds derived from the dimensionless

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Mateusz Pusz
2023-05-22 17:52:59 +02:00
parent 590539ad6c
commit 86e1f058e7
1 changed files with 7 additions and 1 deletions
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8
src/core/include/mp_units/quantity_spec.h
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@@ -1389,7 +1389,7 @@ template<QuantitySpec Q>
}
}
[[nodiscard]] consteval auto common_quantity_spec(QuantitySpec auto q) { return q; }
[[nodiscard]] consteval QuantitySpec auto common_quantity_spec(QuantitySpec auto q) { return q; }
template<QuantitySpec Q1, QuantitySpec Q2>
[[nodiscard]] consteval QuantitySpec auto common_quantity_spec(Q1 q1, Q2 q2)
@@ -1399,6 +1399,12 @@ template<QuantitySpec Q1, QuantitySpec Q2>
using QQ2 = std::remove_const_t<decltype(remove_kind(q2))>;
if constexpr (is_same_v<Q1, Q2>)
return q1;
else if constexpr (get_kind(q1) != get_kind(q2) && std::derived_from<std::remove_const_t<decltype(get_kind(q1))>,
std::remove_const_t<decltype(get_kind(q2))>>)
return remove_kind(q1);
else if constexpr (get_kind(q1) != get_kind(q2) && std::derived_from<std::remove_const_t<decltype(get_kind(q2))>,
std::remove_const_t<decltype(get_kind(q1))>>)
return remove_kind(q2);
else if constexpr ((QuantityKindSpec<Q1> && !QuantityKindSpec<Q2>) ||
(detail::IntermediateDerivedQuantitySpec<QQ1> && detail::NamedQuantitySpec<QQ2> &&
implicitly_convertible(q1, q2)))