react-images-lightbox/lib/utils/deepMerge.js

A simple, responsive lightbox component for displaying an array of images with React.js

'use strict';

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

function deepMerge(target) {
	var source = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];

	var extended = _extends({}, target);

	Object.keys(source).forEach(function (key) {
		if (typeof source[key] !== 'object' || !source[key]) {
			extended[key] = source[key];
		} else {
			if (!target[key]) {
				extended[key] = source[key];
			} else {
				extended[key] = deepMerge(target[key], source[key]);
			}
		}
	});

	return extended;
}

module.exports = deepMerge;