#pragma once

#include <string>
#include <functional>

struct StringPtrHash {
    size_t operator()(const std::string* s) const {
        return std::hash<std::string>()(*s);
    }
};

struct StringPtrEqual {
    bool operator()(const std::string* a, const std::string* b) const {
        if (a == b) return true;
        if (!a || !b) return false;
        return *a == *b;
    }
};