<<<<<<< SEARCH
import { isReactive, shallowReadArray, toReactive } from '@vue/reactivity'
=======
import {
  isReactive,
  isShallow,
  shallowReadArray,
  toReactive,
} from '@vue/reactivity'
>>>>>>> REPLACE
<<<<<<< SEARCH
      isReactive(source) ? toReactive(item) : item,
=======
      isReactive(source) && !isShallow(source) ? toReactive(item) : item,
>>>>>>> REPLACE