Apply php-cs-fixer fix --rules nullable_type_declaration_for_default_null_value

Author: nicolas-grekas

Cache/CacheInterface.php

@@ -42,7 +42,7 @@ interface CacheInterface
      *
      * @throws InvalidArgumentException When $key is not valid or when $beta is negative
      */
-    public function get(string $key, callable $callback, float $beta = null, array &$metadata = null);
+    public function get(string $key, callable $callback, ?float $beta = null, ?array &$metadata = null);
 
     /**
      * Removes an item from the pool.

Cache/CacheTrait.php

@@ -30,7 +30,7 @@ trait CacheTrait
      *
      * @return mixed
      */
-    public function get(string $key, callable $callback, float $beta = null, array &$metadata = null)
+    public function get(string $key, callable $callback, ?float $beta = null, ?array &$metadata = null)
     {
         return $this->doGet($this, $key, $callback, $beta, $metadata);
     }
@@ -43,7 +43,7 @@ public function delete(string $key): bool
         return $this->deleteItem($key);
     }
 
-    private function doGet(CacheItemPoolInterface $pool, string $key, callable $callback, ?float $beta, array &$metadata = null, LoggerInterface $logger = null)
+    private function doGet(CacheItemPoolInterface $pool, string $key, callable $callback, ?float $beta, ?array &$metadata = null, ?LoggerInterface $logger = null)
     {
         if (0 > $beta = $beta ?? 1.0) {
             throw new class(sprintf('Argument "$beta" provided to "%s::get()" must be a positive number, %f given.', static::class, $beta)) extends \InvalidArgumentException implements InvalidArgumentException { };

EventDispatcher/EventDispatcherInterface.php

@@ -27,5 +27,5 @@ interface EventDispatcherInterface extends PsrEventDispatcherInterface
      *
      * @return object The passed $event MUST be returned
      */
-    public function dispatch(object $event, string $eventName = null): object;
+    public function dispatch(object $event, ?string $eventName = null): object;
 }

HttpClient/HttpClientInterface.php

@@ -91,5 +91,5 @@ public function request(string $method, string $url, array $options = []): Respo
      * @param ResponseInterface|iterable<array-key, ResponseInterface> $responses One or more responses created by the current HTTP client
      * @param float|null                                               $timeout   The idle timeout before yielding timeout chunks
      */
-    public function stream($responses, float $timeout = null): ResponseStreamInterface;
+    public function stream($responses, ?float $timeout = null): ResponseStreamInterface;
 }

HttpClient/ResponseInterface.php

@@ -105,5 +105,5 @@ public function cancel(): void;
      * @return mixed An array of all available info, or one of them when $type is
      *               provided, or null when an unsupported type is requested
      */
-    public function getInfo(string $type = null);
+    public function getInfo(?string $type = null);
 }

Translation/TranslatableInterface.php

@@ -16,5 +16,5 @@
  */
 interface TranslatableInterface
 {
-    public function trans(TranslatorInterface $translator, string $locale = null): string;
+    public function trans(TranslatorInterface $translator, ?string $locale = null): string;
 }

Translation/TranslatorInterface.php

@@ -63,5 +63,5 @@ interface TranslatorInterface
      *
      * @throws \InvalidArgumentException If the locale contains invalid characters
      */
-    public function trans(string $id, array $parameters = [], string $domain = null, string $locale = null);
+    public function trans(string $id, array $parameters = [], ?string $domain = null, ?string $locale = null);
 }

Translation/TranslatorTrait.php

@@ -43,7 +43,7 @@ public function getLocale()
     /**
      * {@inheritdoc}
      */
-    public function trans(?string $id, array $parameters = [], string $domain = null, string $locale = null): string
+    public function trans(?string $id, array $parameters = [], ?string $domain = null, ?string $locale = null): string
     {
         if (null === $id || '' === $id) {
             return '';