/*
 * Copyright 2017 The Closure Compiler Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @fileoverview Externs for jQuery 3.1
 *
 * Note that some functions use different return types depending on the number
 * of parameters passed in. In these cases, you may need to annotate the type
 * of the result in your code, so the JSCompiler understands which type you're
 * expecting. For example:
 *    <code>var elt = /** @type {Element} * / (foo.get(0));</code>
 *
 * @see http://api.jquery.com/
 * @externs
 */

/**
 * @typedef {(Window|Document|Element|Array<Element>|string|jQuery|
 *     NodeList)}
 */
var jQuerySelector;

/**
 * @constructor
 * @param {(jQuerySelector|Object|function())=} arg1
 * @param {(Element|jQuery|Document|
 *     Object<string, (string|function(!jQuery.Event))>)=} arg2
 * @throws {Error} on invalid selector
 * @return {!jQuery}
 * @implements {Iterable}
 */
function jQuery(arg1, arg2) { };

/**
 * @const
 */
var $ = jQuery;

/**
 * @param {(string|jQueryAjaxSettings|Object<string,*>)} arg1
 * @param {(jQueryAjaxSettings|Object<string, *>)=} settings
 * @return {!jQuery.jqXHR}
 */
jQuery.ajax = function (arg1, settings) { };

/**
 * @param {string} str
 * @return {string}
 * @nosideeffects
 */
jQuery.trim = function (str) { };