jaca1119

Hi! If someone will test VueVirtualDragList in component test using e.g. Vitest then this line will fail -> https://github.com/mfuu/sortable-dnd/blob/ab5f10b74733f5184f269d20cc63d87aa5669c19/src/utils.js#L52 because `pre=undefined` For me it works when I add some default...