default_edge.hpp

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#pragma once
 
#include <cstddef>
#include <functional>
 
namespace cgrapht {
    struct DefaultEdge {
        std::size_t id {};
 
        explicit DefaultEdge(const std::size_t id) : id{id} {}
        bool operator==(const DefaultEdge& other) const = default;
    };
}
 
template<>
struct std::hash<cgrapht::DefaultEdge> {
    std::size_t operator()(const cgrapht::DefaultEdge& edge) const noexcept {
        return edge.id;
    }
};