Variable default

default: {
    createRound: () => RoundState;
    finishRound: (state: RoundState, round: number) => boolean;
    roundIsCurrent: (state: RoundState, round: number) => boolean;
    shutOutRound: (state: RoundState) => void;
    startRound: (state: RoundState, force: boolean) => number | null;
}