import { VNode } from 'vue' declare module 'vue/types/vue' { interface Vue { data?(): object beforeCreate?(): void created?(): void beforeMount?(): void mounted?(): void beforeDestroy?(): void destroyed?(): void beforeUpdate?(): void updated?(): void activated?(): void deactivated?(): void render?(createElement: CreateElement): VNode errorCaptured?(err: Error, vm: Vue, info: string): boolean | undefined serverPrefetch?(): Promise } }