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refactor: ♻️ two pow() overloads merged into one

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Also fixes doxygen warnings.
This commit is contained in:
Mateusz Pusz
2020-09-08 18:37:29 +02:00
parent 33ad51311b
commit 991863594d
1 changed files with 9 additions and 17 deletions
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26
src/include/units/math.h
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@@ -39,26 +39,18 @@ namespace units {
* @return Quantity The result of computation
*/
template<std::intmax_t N, Quantity Q>
requires(N != 0)
[[nodiscard]] inline Quantity auto pow(const Q& q) noexcept
[[nodiscard]] inline auto pow(const Q& q) noexcept
requires requires { std::pow(q.count(), N); }
{
using dim = dimension_pow<typename Q::dimension, N>;
using unit = downcast_unit<dim, pow<N>(Q::unit::ratio)>;
using rep = TYPENAME Q::rep;
return quantity<dim, unit, rep>(static_cast<rep>(std::pow(q.count(), N)));
}
/**
* @brief OVerload that always returns 1 for N == 0
*
* @return Rep A scalar value of @c 1.
*/
template<std::intmax_t N, Quantity Q>
requires(N == 0)
[[nodiscard]] inline TYPENAME Q::rep pow(const Q&) noexcept
{
return 1;
if constexpr(N == 0) {
return rep(1);
}
else {
using dim = dimension_pow<typename Q::dimension, N>;
using unit = downcast_unit<dim, pow<N>(Q::unit::ratio)>;
return quantity<dim, unit, rep>(static_cast<rep>(std::pow(q.count(), N)));
}
}
/**