/**
 * A ReconnectionPolicy describes how long to wait before attempting to
 * reconnect to the websocket if the connection drops.
 */
export interface ReconnectionPolicy {
    /**
     * next provides the next reconnect delay, in ms.
     */
    next(): number;
    /**
     * Resets an internal counter of reconnection's, should be called on a successful connection.
     */
    reset(): void;
}
/**
 * The ExponentialReconnectionPolicy is a policy which reconnects the socket
 * on a delay specified by the equation min(maxDelay, attempts^2 * baseDelay).
 */
export declare class ExponentialReconnectionPolicy implements ReconnectionPolicy {
    maxDelay: number;
    baseDelay: number;
    private retries;
    /**
     * @param {Number} maxDelay maximum duration to wait between reconnection attempts
     * @param {Number} baseDelay delay, in milliseconds, to use in
     */
    constructor(maxDelay?: number, baseDelay?: number);
    next(): number;
    reset(): void;
}