marionebl/jogwheel

/**
 * Converts CSS duration string to integer holding duration in milliseconds
 * @param CSSAnimationDuration {string} [CSSAnimationDuration='0s'] The CSS animation duration string to convert
 * @return {integer} The duration of the css animation string in milliseconds
 * @private
 */
export default function convertAnimationDuration(CSSAnimationDuration = '0s') {
    const [unit, factor] = CSSAnimationDuration.indexOf('ms') > -1 ? ['ms', 1] : ['s', 1000];
    const trimmed = CSSAnimationDuration.replace(unit, '').trim();
    const duration = trimmed[0] === '.' ? `0${trimmed}` : trimmed;
    const converted = parseFloat(duration, 10);

    return typeof converted === 'number' ?
        converted * factor :
        0;
}