1var copyObject = require('./_copyObject'),
2    keysIn = require('./keysIn');
3
4/**
5 * The base implementation of `_.assignIn` without support for multiple sources
6 * or `customizer` functions.
7 *
8 * @private
9 * @param {Object} object The destination object.
10 * @param {Object} source The source object.
11 * @returns {Object} Returns `object`.
12 */
13function baseAssignIn(object, source) {
14  return object && copyObject(source, keysIn(source), object);
15}
16
17module.exports = baseAssignIn;
18