Source: frontend-js-web/src/main/resources/META-INF/resources/liferay/util/address/get_countries.es.js

/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

import {isFunction} from 'metal';

/**
 * Returns a list of countries
 * @callback callback
 * @return {array} Array of countries
 */
export default function getCountries(callback) {
	if (!isFunction(callback)) {
		throw new TypeError('Parameter callback must be a function');
	}

	Liferay.Service(
		'/country/get-countries',
		{
			active: true
		},
		callback
	);
}