export default shuffler(Math.random); export function shuffler(random) { return function shuffle(array, i0 = 0, i1 = array.length) { let m = i1 - (i0 = +i0); while (m) { const i = random() * m-- | 0, t = array[m + i0]; array[m + i0] = array[i + i0]; array[i + i0] = t; } return array; }; }