/*!
 * jQuery UI Legacy jQuery Core patches 1.14.1
 * https://jqueryui.com
 *
 * Copyright OpenJS Foundation and other contributors
 * Released under the MIT license.
 * https://jquery.org/license
 *
 */

//>>label: Legacy jQuery Core patches
//>>group: Core
//>>description: Backport `.even()`, `.odd()` and `$.escapeSelector` to older jQuery Core versions (deprecated)

( function( factory ) {
    "use strict";

    if ( typeof define === "function" && define.amd ) {

        // AMD. Register as an anonymous module.
        define( [ "jquery", "./version" ], factory );
    } else {

        // Browser globals
        factory( jQuery );
    }
} )( function( $ ) {
    "use strict";

// Support: jQuery 2.2.x or older.
// This method has been defined in jQuery 3.0.0.
// Code from https://github.com/jquery/jquery/blob/e539bac79e666bba95bba86d690b4e609dca2286/src/selector/escapeSelector.js
    if ( !$.escapeSelector ) {
        $.escapeSelector = function( id ) {
            return CSS.escape( id + "" );
        };
    }

// Support: jQuery 3.4.x or older
// These methods have been defined in jQuery 3.5.0.
    if ( !$.fn.even || !$.fn.odd ) {
        $.fn.extend( {
            even: function() {
                return this.filter( function( i ) {
                    return i % 2 === 0;
                } );
            },
            odd: function() {
                return this.filter( function( i ) {
                    return i % 2 === 1;
                } );
            }
        } );
    }

} );
