import type { IArticleInfo } from '@theme-zp-src/shared/index.js';
import type { ComputedRef, InjectionKey } from 'vue';
import type { BlogCategoryData } from 'vuepress-plugin-blog2/client';
export type TagRef = ComputedRef<BlogCategoryData<IArticleInfo>>;
export declare const tagSymbol: InjectionKey<TagRef>;
/**
 * Inject Tag
 */
export declare const useTag: (key?: string) => TagRef;
export declare const setupTag: () => void;