add check for intersectionObserver support

2020-05-21 16:17:19 +01:00 · 2020-05-21 16:17:19 +01:00 · 7f1b138304
parent 8a4503c925
commit 7f1b138304
1 changed files with 4 additions and 0 deletions
--- a/src/js/index.js
+++ b/src/js/index.js
@ -1,5 +1,9 @@
 (function() {
 	window.addEventListener('DOMContentLoaded', event => {
+		if (!!window.IntersectionObserver) {
+			document.body.classList.add('supports-intersect');
+		}
+
 		function onScreenHandler(entries) {
 			entries.forEach(entry => {
 				if (entry.intersectionRatio > 0) {