初始化（包含登录模块）

wxcomponents/vant/common/component.d.ts

@@ -0,0 +1,3 @@
+import { VantComponentOptions, CombinedComponentInstance } from '../definitions/index';
+declare function VantComponent<Data, Props, Methods>(vantOptions?: VantComponentOptions<Data, Props, Methods, CombinedComponentInstance<Data, Props, Methods>>): void;
+export { VantComponent };