improvement(export): export function to processed DOM loaded after DOM ready

Author: PikachuEXE

loading-attribute-polyfill.js

@@ -10,7 +10,7 @@
  * Use an IntersectionObserver polyfill in case of IE11 support necessary.
  */
 
-(function (noscriptClass, rootMargin) {
+const lazyload = function (noscriptClass = 'loading-lazy', rootMargin = '256px 0px') {
 	'use strict';
 
 	var config = {
@@ -236,7 +236,9 @@
 	 */
 	function prepareElements() {
 		//
-		var lazyLoadAreas = document.querySelectorAll('noscript.' + noscriptClass);
+		var lazyLoadAreas = document.querySelectorAll(
+			'noscript.' + config.noscriptClass
+		);
 
 		lazyLoadAreas.forEach(prepareElement);
 
@@ -260,4 +262,8 @@
 			}
 		});
 	}
-})('loading-lazy', '256px 0px');
+};
+
+lazyload();
+
+export default lazyload;