/**
 * An adapter for the ts-log interface that pushes logging to gulplog with optional arguments JSON encoded.
 * @packageDocumentation
 */
import { Logger } from "ts-log";
/**
 * `gulplog` logging adapter.
 * @public
 */
export declare class GulpLogLogger implements Logger {
    private prefix;
    /**
     * @param prefix - Optionally annotate logs with a prefix such as the package name to identify log source.
     */
    constructor(prefix?: string);
    trace: (message?: any, ...optionalParams: any[]) => void;
    debug: (message?: any, ...optionalParams: any[]) => void;
    info: (message?: any, ...optionalParams: any[]) => void;
    warn: (message?: any, ...optionalParams: any[]) => void;
    error: (message?: any, ...optionalParams: any[]) => void;
}