next method
Implementation
AvataaarFacialHair next([Color? color]) {
final i = toIndex();
final nextI = (i + 1) >= all.length ? 0 : (i + 1);
final e = AvataaarFacialHair.fromIndex(nextI);
if (color != null) {
return e.copyWith(color: color);
}
return e;
}