Handle null nextDescription in describeElement

jalada · lucashalfpenny · jalada · commit 78e54c2e727d · 2025-10-14T17:00:00.000+01:00
Co-authored-by: Lucas Halfpenny &lt;lucashalfpenny@gmail.com&gt;
diff --git a/src/browser/domUtility.js b/src/browser/domUtility.js
@@ -34,7 +34,7 @@ function treeToArray(elem) {
   var nextDescription;
   for (var height = 0; elem && height < MAX_HEIGHT; height++) {
     nextDescription = describeElement(elem);
-    if (nextDescription.tagName === 'html') {
+    if (!nextDescription || nextDescription.tagName === 'html') {
       break;
     }
     out.unshift(nextDescription);

Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,7 @@ function treeToArray(elem) {`
`34`	`34`	`var nextDescription;`
`35`	`35`	`for (var height = 0; elem && height < MAX_HEIGHT; height++) {`
`36`	`36`	`nextDescription = describeElement(elem);`
`37`		`- if (nextDescription.tagName === 'html') {`
	`37`	`+ if (!nextDescription \|\| nextDescription.tagName === 'html') {`
`38`	`38`	`break;`
`39`	`39`	`}`
`40`	`40`	`out.unshift(nextDescription);`