fix(types): should unwrap array -> object -> ref

test-dts/ref.test-d.ts

@@ -41,6 +41,23 @@ function plainType(arg: number | Ref<number>) {
   expectType<Ref<IteratorFoo | null | undefined>>(
     ref<IteratorFoo | null | undefined>()
   )
+
+  // should not unwrap ref inside arrays
+  const arr = ref([1, new Map<string, any>(), ref('1')]).value
+  const value = arr[0]
+  if (isRef(value)) {
+    expectType<Ref>(value)
+  } else if (typeof value === 'number') {
+    expectType<number>(value)
+  } else {
+    // should narrow down to Map type
+    // and not contain any Ref type
+    expectType<Map<string, any>>(value)
+  }
+
+  // should still unwrap in objects nested in arrays
+  const arr2 = ref([{ a: ref(1) }]).value
+  expectType<number>(arr2[0].a)
 }
 
 plainType(1)