types(Popup): add PopupInstance prop (#10062)

* types(Popup): add PopupInstance prop

* docs: update

packages/vant/src/popup/Popup.tsx

@@ -35,13 +35,8 @@ import { POPUP_TOGGLE_KEY } from '../composables/on-popup-reopen';
 import { Icon } from '../icon';
 import { Overlay } from '../overlay';
 
-export type PopupPosition = 'top' | 'left' | 'bottom' | 'right' | 'center' | '';
-
-export type PopupCloseIconPosition =
-  | 'top-left'
-  | 'top-right'
-  | 'bottom-left'
-  | 'bottom-right';
+// Types
+import type { PopupPosition, PopupCloseIconPosition } from './types';
 
 const popupProps = extend({}, popupSharedProps, {
   round: Boolean,

packages/vant/src/popup/README.md

@@ -151,7 +151,12 @@ Use `teleport` prop to specify mount location.
 The component exports the following type definitions:
 
 ```ts
-import type { PopupProps, PopupPosition, PopupCloseIconPosition } from 'vant';
+import type {
+  PopupProps,
+  PopupPosition,
+  PopupInstance,
+  PopupCloseIconPosition,
+} from 'vant';
 ```
 
 ## Theming

packages/vant/src/popup/README.zh-CN.md

@@ -157,7 +157,12 @@ export default {
 组件导出以下类型定义：
 
 ```ts
-import type { PopupProps, PopupPosition, PopupCloseIconPosition } from 'vant';
+import type {
+  PopupProps,
+  PopupPosition,
+  PopupInstance,
+  PopupCloseIconPosition,
+} from 'vant';
 ```
 
 ## 主题定制

packages/vant/src/popup/index.ts

@@ -3,8 +3,9 @@ import _Popup from './Popup';
 
 export const Popup = withInstall(_Popup);
 export default Popup;
+export type { PopupProps } from './Popup';
 export type {
-  PopupProps,
   PopupPosition,
+  PopupInstance,
   PopupCloseIconPosition,
-} from './Popup';
+} from './types';

packages/vant/src/popup/types.ts

@@ -0,0 +1,12 @@
+import type { ComponentPublicInstance } from 'vue';
+import type { PopupProps } from './Popup';
+
+export type PopupPosition = 'top' | 'left' | 'bottom' | 'right' | 'center' | '';
+
+export type PopupCloseIconPosition =
+  | 'top-left'
+  | 'top-right'
+  | 'bottom-left'
+  | 'bottom-right';
+
+export type PopupInstance = ComponentPublicInstance<PopupProps>;