JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
</div>

JavaScript

(function($) {

    var current = null;

    $.fn.rssfeed = function(url, options) {

        // Set pluign defaults
        var defaults = {
            limit: 10,
            header: false,
            titletag: 'h6',
            date: false,
            content: true,
            snippet: false,
            showerror: true,
            errormsg: 'View our customer testimonials <a href="http://renownestates.com/blog/category/testimonials/">here</a>',
            key: null
        };
        var options = $.extend(defaults, options);

        // Functions
        return this.each(function(i, e) {
            var $e = $(e);

            // Add feed class to user div
            if (!$e.hasClass('rssFeed')) $e.addClass('rssFeed');

            // Check for valid url
            if (url == null) return false;

            // Create Google Feed API address
            var api = "http://ajax.googleapis.com/ajax/services/feed/load?v=1.0&callback=?&q=" + url;
            if (options.limit != null) api += "&num=" + options.limit;
            if (options.key != null) api += "&key=" + options.key;

            // Send request
            $.getJSON(api, function(data) {

                // Check for error
                if (data.responseStatus == 200) {

                    // Process the feeds
                    _callback(e, data.responseData.feed, options);
                } else {

                    // Handle error if required
                    if (options.showerror) if (options.errormsg != '') {
                        var msg = options.errormsg;
                    } else {
                        var msg = data.responseDetails;
                    };
                    $(e).html('<div class="rssError"><p>' + msg + '</p></div>');
                };
            });
        });
    };

    // Callback function to create HTML result
    var _callback = function(e, feeds, options) {
        if (!feeds) {
            return false;
        }
        var html = '';
  ...