source/library/convert-animation-iterations.js
/**
* Converts CSS animation iteration count string to integer
* @param CSSIterationCount {string} [CSSIterationCount='1'] CSS animation iteration count
* @return {integer}
* @private
*/
export default function convertAnimationIterations(CSSIterationCount = '1') {
if (CSSIterationCount === 'infinite') {
return Infinity;
}
const converted = parseInt(CSSIterationCount, 10);
return typeof converted === 'number' ?
converted :
1;
}