Issue #3503223: Field preprocess makes broad assumptions about data structure,...

Issue #3503223: Field preprocess makes broad assumptions about data structure, triggering fatal errors in PHP 8

Closes #3503223

modules/blazy_layout/blazy_layout.module

@@ -196,7 +196,7 @@ function blazy_layout_preprocess_block(array &$variables) {
 function blazy_layout_preprocess_field(array &$variables) {
   $element = &$variables['element'];
   $formatter = $element['#formatter'] ?? 'null';
-  $blazy = strpos($formatter, 'blazy') !== FALSE;
+  $blazy = strpos((string) $formatter, 'blazy') !== FALSE;
 
   if ($blazy || isset($element['#blazy'])
     || !empty($element['#third_party_settings']['blazy']['blazy'])) {