/**
 * Tree options.
 */
export default interface TreeOptions {
    /**
     * URL to request. If you want to make the URL dynamic, use the callback function.
     */
    url: string | ((node: any) => string);
    /**
     * Callback function to add or change data to be sent to the server. Default is none (undefined).
     */
    data?: (data: object, node: any) => void;
}