import { DiffOptions, DiffResult } from './types';
/**
 * Calculates the difference, the result is an object with $set and $unset operators
 * @param source {*} Source value
 * @param compare {*} Compared (new) value
 * @param [ignore] {Array<string>} Names of ignored properties
 * @param [white] {Array<string>} Names of compared properties, if the array is not empty
 * @param [path] {String} Path to the current property in recursive processing
 * @param [equal] {Function} Function for comparing values
 * @param separator
 * @param [result] {String} Returned result in recursive processing. Should not be used.
 * @returns {{$unset: [], $set: {}}}
 */
export declare function diff<S = unknown, C = unknown>(source: S, compare: C, { ignore, white, path, equal, separator }: DiffOptions, result?: DiffResult): DiffResult | C;