feedc0de/mp-units
1
0 Fork 0
forked from mpusz/mp-units
Code Pull Requests Activity

refactor: 💥 convertibility traits and concepts refactored to use bool flags instead of wrappers

Browse Source
This commit is contained in:
Mateusz Pusz committed 2024-10-29 13:15:10 +01:00
1 parent 18525beb31
commit 975025f88a
8 files changed
+110 -138
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

src/systems/include/mp-units/systems/si/chrono.h
+13 -9
View File
@@ -73,18 +73,21 @@ template<typename Period>
MP_UNITS_EXPORT template<typename Rep, typename Period>
struct quantity_like_traits<std::chrono::duration<Rep, Period>> {
static constexpr auto reference = detail::time_unit_from_chrono_period<Period>();
static constexpr bool explicit_import = false;
static constexpr bool explicit_export = false;
using rep = Rep;
using T = std::chrono::duration<Rep, Period>;
[[nodiscard]] static constexpr convert_implicitly<rep> to_numerical_value(
const std::chrono::duration<Rep, Period>& q) noexcept(std::is_nothrow_copy_constructible_v<rep>)
[[nodiscard]] static constexpr rep to_numerical_value(const T& q) noexcept(
std::is_nothrow_copy_constructible_v<rep>)
{
return q.count();
}
[[nodiscard]] static constexpr convert_implicitly<std::chrono::duration<Rep, Period>> from_numerical_value(
const rep& v) noexcept(std::is_nothrow_copy_constructible_v<rep>)
[[nodiscard]] static constexpr T from_numerical_value(const rep& v) noexcept(
std::is_nothrow_copy_constructible_v<rep>)
{
return std::chrono::duration<Rep, Period>(v);
return T(v);
}
};
@@ -99,18 +102,19 @@ MP_UNITS_EXPORT_BEGIN
template<typename C, typename Rep, typename Period>
struct quantity_point_like_traits<std::chrono::time_point<C, std::chrono::duration<Rep, Period>>> {
using T = std::chrono::time_point<C, std::chrono::duration<Rep, Period>>;
static constexpr auto reference = detail::time_unit_from_chrono_period<Period>();
static constexpr auto point_origin = chrono_point_origin<C>;
static constexpr bool explicit_import = false;
static constexpr bool explicit_export = false;
using rep = Rep;
using T = std::chrono::time_point<C, std::chrono::duration<Rep, Period>>;
[[nodiscard]] static constexpr convert_implicitly<rep> to_numerical_value(const T& tp) noexcept(
std::is_nothrow_copy_constructible_v<rep>)
[[nodiscard]] static constexpr rep to_numerical_value(const T& tp) noexcept(std::is_nothrow_copy_constructible_v<rep>)
{
return tp.time_since_epoch().count();
}
[[nodiscard]] static constexpr convert_implicitly<T> from_numerical_value(const rep& v) noexcept(
[[nodiscard]] static constexpr T from_numerical_value(const rep& v) noexcept(
std::is_nothrow_copy_constructible_v<rep>)
{
return T(std::chrono::duration<Rep, Period>(v));