@log4js2/core/dist/layout/formatter.d.ts

log4js2 is a fast and lightweight logging library that enables logging flexibility within JavaScript/TypeScript applications, similar to Apache's [Log4j2 library](https://logging.apache.org/log4j/2.x/). It can also serve as a drop-in replacement for log4

import { ILogEvent } from '../log.event';
/**
 * @function
 * @memberOf formatter
 *
 * @param {string} layout
 * @param {ILogEvent} logEvent
 *
 * @return {string}
 */
export declare function format(layout: string, logEvent: ILogEvent): string;