prototype.js: check element has parent node before remove.

Elad Heller · Elad Heller · commit d138d4d1730d · 2022-05-01T14:40:26.000+03:00
diff --git a/lib/web/prototype/prototype.js b/lib/web/prototype/prototype.js
@@ -2205,7 +2205,7 @@ Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
 
   function remove(element) {
     element = $(element);
-    element.parentNode.removeChild(element);
+    element.parentNode && element.parentNode.removeChild(element);
     return element;
   }
 

Original file line number	Diff line number	Diff line change
`@@ -2205,7 +2205,7 @@ Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {`
`2205`	`2205`
`2206`	`2206`	`function remove(element) {`
`2207`	`2207`	`element = $(element);`
`2208`		`- element.parentNode.removeChild(element);`
	`2208`	`+ element.parentNode && element.parentNode.removeChild(element);`
`2209`	`2209`	`return element;`
`2210`	`2210`	`}`
`2211`	`2211`