Function isReadonly

packages/reactivity/src/reactive.ts:346–348

(value: unknown)

 */
/*@__NO_SIDE_EFFECTS__*/
export function isReadonly(value: unknown): boolean {
  return !!(value && (value as Target)[ReactiveFlags.IS_READONLY])
}

/*@__NO_SIDE_EFFECTS__*/
export function isShallow(value: unknown): boolean {