CS: Apply ternary_to_null_coalescing fixer

Author: derrabus

DependencyInjection/CompilerPass/RegisterEventListenersAndSubscribersPass.php

@@ -134,7 +134,7 @@ private function findAndSortTags(string $tagName, ContainerBuilder $container):
 
         foreach ($container->findTaggedServiceIds($tagName, true) as $serviceId => $tags) {
             foreach ($tags as $attributes) {
-                $priority = isset($attributes['priority']) ? $attributes['priority'] : 0;
+                $priority = $attributes['priority'] ?? 0;
                 $sortedTags[$priority][] = [$serviceId, $attributes];
             }
         }

Validator/Constraints/UniqueEntityValidator.php

@@ -165,7 +165,7 @@ public function validate($entity, Constraint $constraint)
         }
 
         $errorPath = null !== $constraint->errorPath ? $constraint->errorPath : $fields[0];
-        $invalidValue = isset($criteria[$errorPath]) ? $criteria[$errorPath] : $criteria[$fields[0]];
+        $invalidValue = $criteria[$errorPath] ?? $criteria[$fields[0]];
 
         $this->context->buildViolation($constraint->message)
             ->atPath($errorPath)