Function require_assets

src/models/heartmula/session.cpp:18–23

using Clock = std::chrono::steady_clock;

constexpr const char * kFamily = "heartmula";

std::shared_ptr<const HeartMuLaAssets> require_assets(std::shared_ptr<const HeartMuLaAssets> assets) {
    if (assets == nullptr) {
        throw std::runtime_error("HeartMuLa session requires assets");
    }
    return assets;
}