Matcher.hpp

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#ifndef KOKKOS_UTILS_CALLBACKS_MATCHER_HPP
#define KOKKOS_UTILS_CALLBACKS_MATCHER_HPP
 
#include "kokkos-utils/callbacks/Events.hpp"
 
namespace Kokkos::utils::callbacks
{
 
namespace impl
{

template <typename Callable>
struct IsMatcherFor
{
    template <Event EventType>
    using type = std::is_invocable_r<bool, Callable, const EventType&>;
};
 
} // namespace impl

template <typename Callable>
concept Matcher = Kokkos::utils::impl::type_list_any_v<impl::IsMatcherFor<Callable>::template type, EventTypeList>;

template <typename Callable, typename... EventTypes>
concept MatcherFor = Kokkos::utils::impl::type_list_all_v<impl::IsMatcherFor<Callable>::template type, EventTypes...>;

template <typename Callable>
using matcher_event_type_list_t = Kokkos::Impl::filter_type_list_t<impl::IsMatcherFor<Callable>::template type, EventTypeList>;

struct AnyEventMatcher
{
    template <Event EventType>
    constexpr bool operator()(const EventType&) const { return true; }
};
 
} // namespace Kokkos::utils::callbacks
 
#endif // KOKKOS_UTILS_CALLBACKS_MATCHER_HPP