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AK: Add IterableContainerOf concept

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This concept not only checks that the given type is iterable, but it
also checks that the iterated value is of the expected type.
This commit is contained in:
Jonne Ransijn 2024-11-16 23:52:11 +01:00
parent b09595e147
commit 365557ddd7
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1 changed files with 8 additions and 0 deletions
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8
AK/Concepts.h
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@ -122,6 +122,13 @@ concept IterableContainer = requires {
} -> IteratorPairWith<decltype(declval<T>().end())>; } -> IteratorPairWith<decltype(declval<T>().end())>;
}; };
template<typename T, typename ValueT>
concept IterableContainerOf = IterableContainer<T> && requires {
{
*declval<T>().begin()
} -> SameAs<ValueT>;
};
template<typename Func, typename... Args> template<typename Func, typename... Args>
concept FallibleFunction = requires(Func&& func, Args&&... args) { concept FallibleFunction = requires(Func&& func, Args&&... args) {
func(forward<Args>(args)...).is_error(); func(forward<Args>(args)...).is_error();
@ -173,6 +180,7 @@ using AK::Concepts::Fundamental;
using AK::Concepts::Indexable; using AK::Concepts::Indexable;
using AK::Concepts::Integral; using AK::Concepts::Integral;
using AK::Concepts::IterableContainer; using AK::Concepts::IterableContainer;
using AK::Concepts::IterableContainerOf;
using AK::Concepts::IteratorFunction; using AK::Concepts::IteratorFunction;
using AK::Concepts::IteratorPairWith; using AK::Concepts::IteratorPairWith;
using AK::Concepts::OneOf; using AK::Concepts::OneOf;