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fix: expr_less now also sorts powers

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Mateusz Pusz
2025-04-03 08:03:47 +01:00
parent b6c01ffe9a
commit 8cf0f4791e
1 changed files with 7 additions and 3 deletions
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10
src/core/include/mp-units/framework/symbolic_expression.h
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@ -308,19 +308,23 @@ struct expr_simplify<type_list<power<T, Ints1...>, NRest...>, type_list<power<T,
// expr_less // expr_less
template<typename Lhs, typename Rhs, template<typename, typename, auto...> typename Pred> template<typename Lhs, typename Rhs, template<typename, typename> typename Pred>
struct expr_less_impl : Pred<expr_type<Lhs>, expr_type<Rhs>> {}; struct expr_less_impl : Pred<expr_type<Lhs>, expr_type<Rhs>> {};
template<typename T, int... Ints, template<typename, typename, auto...> typename Pred> template<typename T, int... Ints, template<typename, typename> typename Pred>
struct expr_less_impl<T, power<T, Ints...>, Pred> : std::true_type {}; struct expr_less_impl<T, power<T, Ints...>, Pred> : std::true_type {};
template<typename T, int... Ints1, int... Ints2, template<typename, typename> typename Pred>
struct expr_less_impl<power<T, Ints1...>, power<T, Ints2...>, Pred> :
std::bool_constant<ratio{Ints1...} < ratio{Ints2...}> {};
/** /**
* @brief Compares two types with a given predicate * @brief Compares two types with a given predicate
* *
* Algorithm accounts not only for explicit types but also for the case when they * Algorithm accounts not only for explicit types but also for the case when they
* are wrapped within `power<T, Num, Den>`. * are wrapped within `power<T, Num, Den>`.
*/ */
template<typename Lhs, typename Rhs, template<typename, typename, auto...> typename Pred> template<typename Lhs, typename Rhs, template<typename, typename> typename Pred>
using expr_less = expr_less_impl<Lhs, Rhs, Pred>; using expr_less = expr_less_impl<Lhs, Rhs, Pred>;
template<typename T1, typename T2> template<typename T1, typename T2>