Fix edge case where $classes can be null

TorbenLundsgaard · Sep 20, 2024 · e2020b6 · e2020b6
1 parent 590b679
commit e2020b6
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/Admin/AbstractOptionsPage.php b/src/Admin/AbstractOptionsPage.php
@@ -165,11 +165,12 @@ abstract public function localize_script( string $page_slug, string $script_hand
 	/**
 	 * Add body class.
 	 *
-	 * @param string $classes The body classes.
+	 * @param string|null $classes The body classes.
 	 *
 	 * @return string
 	 */
-	public function admin_body_class( string $classes ): string {
+	public function admin_body_class( ?string $classes ): string {
+		$classes = $classes ?? '';
 
 		$page_parent = get_admin_page_parent();