export declare const L: {
    off(): void;
    on(): void;
    /**
     * Only display messages that `String.includes` that `value`.
     * If you use a filter, you will lose the file and line numbers associated to the log.
     */
    filter(value: string | null): void;
    d: {
        (...data: any[]): void;
        (message?: any, ...optionalParams: any[]): void;
    };
};