/**
 * A custom hook that handles the state for the timer
 */
declare const useTimer: ({ initialTimeInMs, onFinish, mode, intervalMs, }: {
    initialTimeInMs?: number | undefined;
    onFinish?: (() => void) | undefined;
    mode?: "timer" | "stopwatch" | undefined;
    intervalMs?: number | undefined;
}) => {
    tensOfMs: number;
    lastDigit: number;
    tens: number;
    minutes: number;
    play: () => void;
    pause: () => number;
    reset: () => void;
    getSnapshot: () => number;
};
export default useTimer;
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