console-errors.sh

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    at Function.fa.error (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:2)
    at fa.tokenize (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:2)
    at fa.select (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:2)
    at Function.fa (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:2)
    at Function.a.find (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:9)
    at n.fn.init.find (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:2)
    at n.fn.init.a.fn.find (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:9)
    at a.fn.init.n.fn.init (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:2)
    at new a.fn.init (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:9)
    at n (load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.8.2:2)
load-scripts.php?c=1&load[]=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-widget,jquery-ui-mouse,jquery-ui-sortable,underscore,shortcode,backbon&load[]=e,wp-util,wp-backbone,media-models,plupload,wp-plupload,mediaelement,wp-mediaelement,media-views,media-editor,media-audiovideo&ver=4.

wp-af-closure.php

<?php
add_action( 'widgets_init', function () {

	register_widget(  new  class extends  WP_Widget {
		/**
		 * @inheritdoc
		 */
		function __construct() {
			parent::__construct( false, __( 'Hi Roy', 'mantelope' ) );

		}

		/**
		 * @inheritdoc
		 */
		function widget( $args, $instance ) {
			echo 'Hi Roy';
		}
	});

} );

https://imgur.com/a/rhoc5