declare class AddressUtils {
    /***
     * Get all the email addresses from the `addresses` string and convert
     * it to an array.
     * @param addresses String containing recipient addresses.
     * @returns {string[]} An array containing all the email addresses.
     */
    getAddressesFromString(addresses: string): string[];
    /**
     * Get all the recipients grouped by domain name.
     * @param recipients String containing all the recipients.
     * @returns {Record<string, string[]>} Recipients grouped by domain name.
     */
    groupRecipientsByDomain(recipients: string[]): Record<string, string[]>;
}
export { AddressUtils };