first commit

wp-content/plugins/sight/render/js/utility.js

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+// Create csco object.
+var sight = {
+	addAction: function( x, y, z ) {
+		return;
+	}
+};
+
+if ( 'undefined' !== typeof wp && 'undefined' !== typeof wp.hooks ) {
+	sight.addAction = wp.hooks.addAction;
+}
+
+if ( 'undefined' === typeof window.load_more_query ) {
+	window.load_more_query = [];
+}
+
+/**
+ * Window size
+ */
+const $ = jQuery;
+const $window = $( window );
+const $doc = $( document );
+const $body = $( 'body' );
+
+/**
+ * In Viewport checker
+ */
+$.fn.isInViewport = function() {
+	var elementTop = $( this ).offset().top;
+	var elementBottom = elementTop + $( this ).outerHeight();
+
+	var viewportTop = $( window ).scrollTop();
+	var viewportBottom = viewportTop + $( window ).height();
+
+	return elementBottom > viewportTop && elementTop < viewportBottom;
+};
+
+export {
+	$,
+	$window,
+	$doc,
+	$body,
+	sight
+};