Method entrySet

app/src/main/cpp/utils/HashMap.h:60–66

    }

    [[nodiscard]] std::set<std::shared_ptr<Entry>> entrySet() const {
        std::set<std::shared_ptr<Entry>> copy = std::set<std::shared_ptr<Entry>>();
        for (const auto &entry: backend) {
            copy.emplace(entry.second);
        }
        return copy;
    }

    [[nodiscard]] size_t size() const {
        return backend.size();