declare enum WebSocketStatus {
    CONNECTING = "CONNECTING",
    OPEN = "OPEN",
    CLOSED = "CLOSED",
    RECONNECTING = "RECONNECTING",
    ERROR = "ERROR"
}
type WebSocketOptions = {
    enabled?: boolean;
    protocols?: string | string[];
    maxReconnectAttempts?: number;
    reconnectDelay?: (attempt: number) => number;
    onOpen?: (event: Event) => void;
    onMessage?: (message: string, event: MessageEvent) => void;
    onError?: (error: Event) => void;
    onClose?: (event: CloseEvent) => void;
};
type WebSocketHook = {
    lastMessage: string | null;
    status: WebSocketStatus;
    socket: WebSocket | null;
    sendMessage: (message: string) => boolean;
    close: VoidFunction;
    reconnect: VoidFunction;
};
export declare function useWebSocket(url: string | null | undefined, options?: WebSocketOptions): WebSocketHook;
export { WebSocketStatus };
export type { WebSocketHook, WebSocketOptions };