/**
 * Internal logger that enables debug traces.
 *
 * @export
 * @class Logger
 * @ignore
 */
export declare class Logger {
    private _isDebug;
    constructor(_isDebug: boolean);
    log(message: any, ...list: any[]): void;
    info(message: any, ...list: any[]): void;
    error(message: any, ...list: any[]): void;
}