From 2e6bbab038c002b44fb1f31418c94c8c596a889c Mon Sep 17 00:00:00 2001
From: webfansplz <308241863@qq.com>
Date: Fri, 15 Jul 2022 16:39:19 +0800
Subject: [PATCH] fix(types): `Vue` default option type

---
 types/test/augmentation-test.ts |  1 +
 types/vue.d.ts                  | 14 +++++++-------
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/types/test/augmentation-test.ts b/types/test/augmentation-test.ts
index 6e16585789..c11fddc809 100644
--- a/types/test/augmentation-test.ts
+++ b/types/test/augmentation-test.ts
@@ -41,6 +41,7 @@ const vm = new Vue({
 
 vm.$instanceProperty
 vm.$instanceMethod()
+vm.$root.$children[0].$children[0]
 
 Vue.staticProperty
 Vue.staticMethod()
diff --git a/types/vue.d.ts b/types/vue.d.ts
index b57c5016dd..796864e70c 100644
--- a/types/vue.d.ts
+++ b/types/vue.d.ts
@@ -38,18 +38,18 @@ export interface CreateElement {
 export interface Vue<
   Data = Record<string, any>,
   Props = Record<string, any>,
-  Parent = never,
-  Root = never,
-  Children = never,
-  Options = never,
+  Parent = unknown,
+  Root = unknown,
+  Children = unknown,
+  Options = unknown,
   Emit = (event: string, ...args: any[]) => Vue
 > {
   // properties with different types in defineComponent()
   readonly $data: Data
   readonly $props: Props
-  readonly $parent: Parent extends never ? Vue : Parent
-  readonly $root: Root extends never ? Vue : Root
-  readonly $children: Children extends never ? Vue[] : Children
+  readonly $parent: Parent extends unknown ? Vue : Parent
+  readonly $root: Root extends unknown ? Vue : Root
+  readonly $children: Children extends unknown ? Vue[] : Children
   readonly $options: ComponentOptions<Vue>
   $emit: Emit