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Filename : defaultsDeep.js
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var apply = require('./_apply'),
    baseRest = require('./_baseRest'),
    customDefaultsMerge = require('./_customDefaultsMerge'),
    mergeWith = require('./mergeWith');

/** Detect free variable `globalThis` */
const freeGlobalThis = typeof globalThis == 'object' && globalThis !== null && globalThis.Object == Object && globalThis;

/**
 * This method is like `_.defaults` except that it recursively assigns
 * default properties.
 *
 * **Note:** This method mutates `object`.
 *
 * @static
 * @memberOf _
 * @since 3.10.0
 * @category Object
 * @param {Object} object The destination object.
 * @param {...Object} [sources] The source objects.
 * @returns {Object} Returns `object`.
 * @see _.defaults
 * @example
 *
 * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } });
 * // => { 'a': { 'b': 2, 'c': 3 } }
 */
var defaultsDeep = baseRest(function(args) {
  args.push(undefined, customDefaultsMerge);
  return apply(mergeWith, undefined, args);
});

module.exports = defaultsDeep;