Check for existence of defaultView before attempting to get styles

WordPress · Jul 25, 2023 · c660d66 · c660d66
1 parent 6cf6643
commit c660d66
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/packages/block-editor/src/components/editor-styles/index.js b/packages/block-editor/src/components/editor-styles/index.js
@@ -43,13 +43,13 @@ function useDarkThemeBodyClassName( styles ) {
 				body.appendChild( tempCanvas );
 
 				backgroundColor = defaultView
-					.getComputedStyle( tempCanvas, null )
+					?.getComputedStyle( tempCanvas, null )
 					.getPropertyValue( 'background-color' );
 
 				body.removeChild( tempCanvas );
 			} else {
 				backgroundColor = defaultView
-					.getComputedStyle( canvas, null )
+					?.getComputedStyle( canvas, null )
 					.getPropertyValue( 'background-color' );
 			}
 			const colordBackgroundColor = colord( backgroundColor );

diff --git a/packages/rich-text/src/component/use-selection-change-compat.js b/packages/rich-text/src/component/use-selection-change-compat.js
@@ -21,7 +21,7 @@ export function useSelectionChangeCompat() {
 	return useRefEffect( ( element ) => {
 		const { ownerDocument } = element;
 		const { defaultView } = ownerDocument;
-		const selection = defaultView.getSelection();
+		const selection = defaultView?.getSelection();
 
 		let range;