Merge pull request #345 from samsonasik/update-to-use-php81-syntax

Update to use PHP 8.1 syntax

src/Pattern/ObjectCache.php

@@ -20,7 +20,7 @@
 
 final class ObjectCache extends AbstractStorageCapablePattern implements Stringable
 {
-    private CallbackCache $callbackCache;
+    private readonly CallbackCache $callbackCache;
 
     /**
      * @param StorageInterface<AdapterOptions> $storage
@@ -154,7 +154,7 @@ public function call(string $method, array $args = []): mixed
         if (! method_exists($object, $method)) {
             throw new Exception\RuntimeException(sprintf(
                 '%s only accepts methods which are implemented by %s',
-                $this::class,
+                self::class,
                 $object::class,
             ));
         }

src/Psr/CacheItemPool/CacheItem.php

@@ -24,10 +24,10 @@ final class CacheItem implements CacheItemInterface
      */
     private ?int $expiration = null;
 
-    private ClockInterface $clock;
+    private readonly ClockInterface $clock;
 
     public function __construct(
-        private string $key,
+        private readonly string $key,
         private mixed $value,
         /**
          * True if the cache item lookup resulted in a cache hit or if they item is deferred or successfully saved

src/Service/StorageAdapterFactory.php

@@ -23,8 +23,8 @@ final class StorageAdapterFactory implements StorageAdapterFactoryInterface
     public const DEFAULT_PLUGIN_PRIORITY = 1;
 
     public function __construct(
-        private PluginManagerInterface $adapters,
-        private StoragePluginFactoryInterface $pluginFactory
+        private readonly PluginManagerInterface $adapters,
+        private readonly StoragePluginFactoryInterface $pluginFactory
     ) {
     }
 

src/Service/StoragePluginFactory.php

@@ -14,7 +14,7 @@
 
 final class StoragePluginFactory implements StoragePluginFactoryInterface
 {
-    public function __construct(private PluginManagerInterface $plugins)
+    public function __construct(private readonly PluginManagerInterface $plugins)
     {
     }
 

test/Psr/SimpleCache/SimpleCacheDecoratorTest.php

@@ -90,7 +90,7 @@ private static function createCapabilities(
         bool $ttlSupported = true,
         int $maxKeyLength = -1
     ): Capabilities {
-        $supportedDataTypes = $supportedDataTypes ?? self::SIMPLE_CACHE_REQUIRED_TYPES;
+        $supportedDataTypes ??= self::SIMPLE_CACHE_REQUIRED_TYPES;
         return new Capabilities(
             maxKeyLength: $maxKeyLength,
             ttlSupported: $ttlSupported,