export declare class KnapsackProLogger {
    static objectInspect(object: object): string;
    private logger;
    constructor(logLevel?: string);
    error(message: string): void;
    warn(message: string): void;
    info(message: string): void;
    verbose(message: string): void;
    debug(message: string): void;
    silly(message: string): void;
}