Function shallowReadArray

packages/reactivity/src/arrayInstrumentations.ts:30–33

(arr: T[])

 * Track array iteration and return raw array
 */
export function shallowReadArray<T>(arr: T[]): T[] {
  track((arr = toRaw(arr)), TrackOpTypes.ITERATE, ARRAY_ITERATE_KEY)
  return arr
}

function toWrapped(target: unknown, item: unknown) {
  if (isReadonly(target)) {