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refactor: simplify dimension_unit

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This commit is contained in:
Johel Ernesto Guerrero Peña
2020-09-07 22:25:35 -04:00
committed by Mateusz Pusz
parent 88c4ef07b0
commit 7fb8b456bc
1 changed files with 8 additions and 12 deletions
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20
src/include/units/concepts.h
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@@ -165,17 +165,13 @@ concept Dimension = BaseDimension<T> || DerivedDimension<T>;
namespace detail {
template<Dimension D>
struct dimension_unit_impl;
template<BaseDimension D>
struct dimension_unit_impl<D> {
using type = TYPENAME D::base_unit;
};
template<DerivedDimension D>
struct dimension_unit_impl<D> {
using type = TYPENAME D::coherent_unit;
};
auto default_unit()
{
if constexpr (BaseDimension<D>)
return TYPENAME D::base_unit{};
else
return TYPENAME D::coherent_unit{};
}
} // namespace detail
@@ -188,7 +184,7 @@ struct dimension_unit_impl<D> {
* @tparam D Dimension type to get the unit from.
*/
template<Dimension D>
using dimension_unit = TYPENAME detail::dimension_unit_impl<D>::type;
using dimension_unit = decltype(detail::default_unit<D>());
/**
* @brief A concept matching only units of a specified dimension.