waitFor without deffered

waitFor.js

(function ($) {
    'use strict';

    $.fn.waitFor = function (options) {
        options = options || {}; // Note: all arguments default
        options.timeout = options.timeout || 100; // Note: default timeout
        var el;
        var selector = this.selector;
        function waitForElement(timeout) {
            var $elements = $(selector);
            if ($elements.length > 0) {
                el = $elements;
            } else {
                var waitTime = 50;
                if (timeout < waitTime) {
                    throw('Timed out waiting for: "' + selector + '"');
                } else {
                    window.setTimeout(function () {
                        waitForElement(timeout - waitTime);
                    }, waitTime);
                }
            }
        }
        function startWaiting() {
            waitForElement(options.timeout);
        }
        if (options.pause) {
            window.setTimeout(startWaiting, options.pause);
        } else {
            startWaiting();
        }
        return el;
    };
}(jQuery));