import BaseMessage from '../BaseMessage';
import type ClientUser from '../user/ClientUser';
import type Friend from './Friend';
import type Client from '../../Client';
import type { MessageData } from '../../../resources/structs';
/**
 * Represents a friend whisper message
 */
declare class BaseFriendMessage extends BaseMessage {
    /**
     * The message's content
     */
    content: string;
    /**
     * The message's author
     */
    author: Friend | ClientUser;
    /**
     * @param client The main client
     * @param data The message's data
     */
    constructor(client: Client, data: MessageData & {
        author: Friend | ClientUser;
    });
    /**
     * Replies to this whisper message
     * @param content The message that will be sent
     * @throws {FriendNotFoundError} The user is not friends with the client
     */
    reply(content: string): Promise<import("./SentFriendMessage").default>;
}
export default BaseFriendMessage;