Fix big with value not being passed by onBlur method

WordPress · Jan 25, 2023 · 4c24d08 · 4c24d08
1 parent 226002e
commit 4c24d08
Showing 1 changed file with 13 additions and 8 deletions.
diff --git a/packages/edit-site/src/components/global-styles/custom-css.js b/packages/edit-site/src/components/global-styles/custom-css.js
@@ -60,14 +60,19 @@ function CustomCSSControl( { blockName } ) {
 		}
 	}
 
-	function handleOnBlur( value ) {
-		const [ transformed ] = transformStyles(
-			[ { css: value } ],
-			'.editor-styles-wrapper'
-		);
-		setCSSError(
-			transformed === null ? __( 'Error while parsing the CSS.' ) : null
-		);
+	function handleOnBlur( event ) {
+		if ( event?.target?.value ) {
+			const [ transformed ] = transformStyles(
+				[ { css: event.target.value } ],
+				'.editor-styles-wrapper'
+			);
+
+			setCSSError(
+				transformed === null
+					? __( 'Error while parsing the CSS.' )
+					: null
+			);
+		}
 	}
 
 	const originalThemeCustomCSS =