/** 日志级别 */
export declare type LogLevel = 'trace' | 'debug' | 'info' | 'warn' | 'error';
/** 日志类型 */
declare type Logger = Record<LogLevel, (...args: any[]) => void>;
declare const logger: Logger;
/**
 * 设置日志级别
 * @param {string | undefined} level
 * @returns {boolean} 是否设置成功
 */
export declare const injectLogLevel: (level?: string | undefined) => void;
export default logger;