import { RequestConfig } from '@ace-fetch/core';
/**
 * Config-specific merge-function which creates a new config-object
 * by merging two configuration objects together.
 *
 * @param {Object} config1
 * @param {Object} config2
 *
 * @returns {Object} New object resulting from merging config2 to config1
 */
export declare function mergeConfig(config1: Partial<RequestConfig>, config2: Partial<RequestConfig>): Partial<RequestConfig<any>>;