$rtl = $language_interface->getDirection() === LanguageInterface::DIRECTION_RTL ? '_rtl' : '';
- $build_button_item = function($button, $rtl) {
+ $build_button_item = function ($button, $rtl) {
// Value of the button item.
if (isset($button['image_alternative' . $rtl])) {
$value = $button['image_alternative' . $rtl];