templa::concepts::Hashable Concept Reference

Concept to check if a type is hashable via std::hash. More...

#include <concepts.hpp>

Concept definition

template<typename T>
concept templa::concepts::Hashable =  requires(T x) {
        { std::hash<T>{}(x) } -> std::convertible_to<std::size_t>;
    }

Detailed Description

Concept to check if a type is hashable via std::hash.

Requires that std::hash<T>{}(x) is valid and convertible to std::size_t.

Template Parameters

T	Type to check.