/**
 * 匹配版本号中的主版本号
 * @param {string} version
 * @returns {string}
 */
export declare function matchMajor(version: string): string;
/**
 * 从 markdown 中匹配版本标题，例如
 * "## [12.34.56](http://example.com) A new version (2022-11-22)"
 * @param {string} line
 * @returns {{date: string, major: string, name: string, link: string, title: string}}
 */
export declare function matchVersion(line: string): {
    name: string;
    major: string;
    link: string;
    title: string;
    date: string;
} | undefined;
/**
 * 从 markdown 中匹配前版本链接，如：
 * - [v1.x](changelogs/v1.x.md)
 * @param {string} line
 * @returns {{major: string, name: string, link: string}}
 */
export declare function matchPrevious(line: string): {
    name: string;
    major: string;
    link: string;
} | undefined;
/**
 * 按行读取文件内容
 * @param {string} filePath
 * @param {(line: string) => any} lineProcessor
 * @returns {Promise<void>}
 */
export declare function readFileLineByLine(filePath: string, lineProcessor: (line: string) => any): Promise<void>;
/**
 * 统计文件的行数
 * @param {string} filePath
 * @returns {Promise<number>}
 */
export declare function countFileLines(filePath: string): Promise<number>;
/**
 * 流式复制文件，会覆盖目标文件
 * @param {string} source
 * @param {string} target
 * @returns {Promise<unknown>}
 */
export declare function pipeFile(source: string, target: string): Promise<void>;
/**
 * 合并多个文件
 * @param {string[]} files
 * @param {string} target
 * @returns {Promise<void>}
 */
export declare function mergeFiles(files: string[], target: string): Promise<void>;
/**
 * 创建临时目录【必存在】
 * @returns {string}
 */
export declare function createTempDirname(): string;
/**
 * 创建临时文件【必存在】
 * @param {string} data
 * @returns {string}
 */
export declare function createTempFile(data?: string): string;
/**
 * 根据主版本号生成实际字符串
 * @param {string} templateName
 * @param {string} major
 * @returns {string}
 */
export declare function generateNameByMajor(templateName: string, major: string): string;
/**
 * 版本号排序
 * @param {string[]} versionList
 * @param desc
 * @returns {string[]}
 */
export declare function versionListSort(versionList: string[], desc?: boolean): string[];