import { ICQCode } from './definitions';
export declare const Utils: {
    isCQCodeObject(obj: any): obj is ICQCode;
    isRealCQCodeObject(obj: any): boolean;
    encodePlainText(str: string): string;
    decodePlainText(str: string): string;
    encodeCQCodeText(str: string): string;
    decodeCQCodeText(str: string): string;
    arrayToString(message: (string | ICQCode)[]): string;
    stringToArray(message: string): any[];
    filterType(message: ICQCode[], type: string): string | ICQCode[];
};