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refactor: more constraints added to floor and ceil

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Mateusz Pusz
2021-11-13 21:53:53 +01:00
parent b881b56480
commit 3f28b55ab1
1 changed files with 12 additions and 4 deletions
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16
src/core/include/units/math.h
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@@ -155,9 +155,13 @@ template<Quantity Q>
*/
template<Unit To, typename D, typename U, typename Rep>
[[nodiscard]] constexpr quantity<D, To, Rep> floor(const quantity<D, U, Rep>& q) noexcept
requires (!treat_as_floating_point<Rep>) ||
requires ((!treat_as_floating_point<Rep>) ||
requires { floor(q.number()); } ||
requires { std::floor(q.number()); }
requires { std::floor(q.number()); }) &&
(std::same_as<To, U> || requires {
::units::quantity_cast<To>(q);
quantity<D, To, Rep>::one();
})
{
const auto handle_signed_results = [&]<typename T>(const T& res) {
if (res > q)
@@ -191,9 +195,13 @@ template<Unit To, typename D, typename U, typename Rep>
*/
template<Unit To, typename D, typename U, typename Rep>
[[nodiscard]] constexpr quantity<D, To, Rep> ceil(const quantity<D, U, Rep>& q) noexcept
requires (!treat_as_floating_point<Rep>) ||
requires ((!treat_as_floating_point<Rep>) ||
requires { ceil(q.number()); } ||
requires { std::ceil(q.number()); }
requires { std::ceil(q.number()); }) &&
(std::same_as<To, U> || requires {
::units::quantity_cast<To>(q);
quantity<D, To, Rep>::one();
})
{
const auto handle_signed_results = [&]<typename T>(const T& res) {
if (res < q)