export function chooseNextLevelToFetch(strategy: any, node: any, nodeLevel: any, currentLevel: any, layer: any, failureParams: any): any;
/**
 * This modules implements various layer update strategies.
 *
 * Default strategy is STRATEGY_MIN_NETWORK_TRAFFIC which aims
 * to reduce the amount of network traffic.
 */
export const STRATEGY_MIN_NETWORK_TRAFFIC: 0;
export const STRATEGY_GROUP: 1;
export const STRATEGY_PROGRESSIVE: 2;
export const STRATEGY_DICHOTOMY: 3;