#pragma once
#include <cstddef>

namespace kpn {

// Forward-declared so port handles can reference a node without including node.hpp
template<typename NodeT, std::size_t Idx>
struct InputPort {
    NodeT& node;
};

template<typename NodeT, std::size_t Idx>
struct OutputPort {
    NodeT& node;
};

} // namespace kpn