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feat: quantity_ref_from disallowed for rvalues

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Mateusz Pusz
2023-09-13 20:11:59 +02:00
parent 2b3c9a6afa
commit ff4755d5e5
2 changed files with 105 additions and 136 deletions
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src/core/include/mp-units/quantity_point.h
+3 -17
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@@ -146,34 +146,20 @@ public:
}
// data access
#ifdef __cpp_explicit_this_parameter
template<typename Self, std::same_as<std::remove_const_t<decltype(PO)>> PO2>
[[nodiscard]] constexpr auto&& quantity_ref_from(this Self&& self, PO2) noexcept
{
return std::forward<Self>(self).quantity_from_origin_;
}
#else
template<std::same_as<std::remove_const_t<decltype(PO)>> PO2>
[[nodiscard]] constexpr quantity_type& quantity_ref_from(PO2) & noexcept
{
return quantity_from_origin_;
}
template<std::same_as<std::remove_const_t<decltype(PO)>> PO2>
[[nodiscard]] constexpr const quantity_type& quantity_ref_from(PO2) const& noexcept
{
return quantity_from_origin_;
}
template<std::same_as<std::remove_const_t<decltype(PO)>> PO2>
[[nodiscard]] constexpr quantity_type&& quantity_ref_from(PO2) && noexcept
{
return std::move(quantity_from_origin_);
}
template<std::same_as<std::remove_const_t<decltype(PO)>> PO2>
[[nodiscard]] constexpr const quantity_type&& quantity_ref_from(PO2) const&& noexcept
{
return std::move(quantity_from_origin_);
}
#endif
constexpr const quantity_type&& quantity_ref_from(PO2) const&& noexcept = delete;
template<PointOrigin PO2>
requires requires { quantity_point{} - PO2{}; }