/**
 *
 * types
 *
 */
/**
 * ID is a string type alias representing
 * the globally unique ID used for identifying
 * subscriptions established by the client.
 */
export declare type ID = string;
export interface Disposable {
    /** Dispose of the instance and clear up resources. */
    dispose: () => void | Promise<void>;
}
/**
 * A representation of any set of values over any amount of time.
 */
export interface Sink<T = unknown> {
    /** Next value arriving. */
    next(value: T): void;
    /**
     * An error that has occured. Calling this function "closes" the sink.
     * Besides the errors being `Error` and `readonly GraphQLError[]`, it
     * can also be a `CloseEvent`, but to avoid bundling DOM typings because
     * the client can run in Node env too, you should assert the close event
     * type during implementation.
     */
    error(error: unknown): void;
    /** The sink has completed. This function "closes" the sink. */
    complete(): void;
}