Suggestion List: Check if a node exists to scroll into view (#33419)

Missing node source will cause an error in the scrollIntoView function and crash the editor.
WordPress · Jul 15, 2021 · bc33aaf · bc33aaf
1 parent c609c9a
commit bc33aaf
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/packages/components/src/form-token-field/suggestions-list.js b/packages/components/src/form-token-field/suggestions-list.js
@@ -21,7 +21,11 @@ class SuggestionsList extends Component {
 	componentDidUpdate() {
 		// only have to worry about scrolling selected suggestion into view
 		// when already expanded
-		if ( this.props.selectedIndex > -1 && this.props.scrollIntoView ) {
+		if (
+			this.props.selectedIndex > -1 &&
+			this.props.scrollIntoView &&
+			this.list.children[ this.props.selectedIndex ]
+		) {
 			this.scrollingIntoView = true;
 			scrollIntoView(
 				this.list.children[ this.props.selectedIndex ],