minor #18049 [DependencyInjection] Use constructor property promotion (CPP) (OskarStark)

This PR was squashed before being merged into the 6.2 branch.

Discussion
----------

[DependencyInjection] Use constructor property promotion (CPP)

Commits
-------

3bb31cf [DependencyInjection] Use constructor property promotion (CPP)

Author: OskarStark

cache.rst

@@ -552,12 +552,10 @@ the same key could be invalidated with one function call::
 
     class SomeClass
     {
-        private $myCachePool;
-
         // using autowiring to inject the cache pool
-        public function __construct(TagAwareCacheInterface $myCachePool)
-        {
-            $this->myCachePool = $myCachePool;
+        public function __construct(
+            private TagAwareCacheInterface $myCachePool,
+        ) {
         }
 
         public function someMethod()

components/console/logger.rst

@@ -19,11 +19,9 @@ PSR-3 compliant logger::
 
     class MyDependency
     {
-        private $logger;
-
-        public function __construct(LoggerInterface $logger)
-        {
-            $this->logger = $logger;
+        public function __construct(
+            private LoggerInterface $logger,
+        ) {
         }
 
         public function doStuff()

components/dependency_injection.rst

@@ -58,11 +58,9 @@ so this is passed into the constructor::
 
     class Mailer
     {
-        private $transport;
-
-        public function __construct($transport)
-        {
-            $this->transport = $transport;
+        public function __construct(
+            private $transport,
+        ) {
         }
 
         // ...
@@ -99,11 +97,9 @@ like this::
 
     class NewsletterManager
     {
-        private $mailer;
-
-        public function __construct(\Mailer $mailer)
-        {
-            $this->mailer = $mailer;
+        public function __construct(
+            private \Mailer $mailer,
+        ) {
         }
 
         // ...

components/event_dispatcher.rst

@@ -296,11 +296,9 @@ order. Start by creating this custom event class and documenting it::
     {
         public const NAME = 'order.placed';
 
-        protected $order;
-
-        public function __construct(Order $order)
-        {
-            $this->order = $order;
+        public function __construct(
+            protected Order $order,
+        ) {
         }
 
         public function getOrder(): Order

components/http_foundation.rst

@@ -790,11 +790,9 @@ methods. You can inject this as a service anywhere in your application::
 
     class UserApiNormalizer
     {
-        private UrlHelper $urlHelper;
-
-        public function __construct(UrlHelper $urlHelper)
-        {
-            $this->urlHelper = $urlHelper;
+        public function __construct(
+            private UrlHelper $urlHelper,
+        ) {
         }
 
         public function normalize($user)

components/lock.rst

@@ -87,13 +87,10 @@ key of the lock::
 
     class RefreshTaxonomy
     {
-        private object $article;
-        private Key $key;
-
-        public function __construct(object $article, Key $key)
-        {
-            $this->article = $article;
-            $this->key = $key;
+        public function __construct(
+            private object $article,
+            private Key $key,
+        ) {
         }
 
         public function getArticle(): object

components/messenger.rst

@@ -234,13 +234,10 @@ you can create your own message sender::
 
     class ImportantActionToEmailSender implements SenderInterface
     {
-        private $mailer;
-        private $toEmail;
-
-        public function __construct(MailerInterface $mailer, string $toEmail)
-        {
-            $this->mailer = $mailer;
-            $this->toEmail = $toEmail;
+        public function __construct(
+            private MailerInterface $mailer,
+            private string $toEmail,
+        ) {
         }
 
         public function send(Envelope $envelope): Envelope
@@ -286,13 +283,10 @@ do is to write your own CSV receiver::
 
     class NewOrdersFromCsvFileReceiver implements ReceiverInterface
     {
-        private $serializer;
-        private $filePath;
-
-        public function __construct(SerializerInterface $serializer, string $filePath)
-        {
-            $this->serializer = $serializer;
-            $this->filePath = $filePath;
+        public function __construct(
+            private SerializerInterface $serializer,
+            private string $filePath,
+        ) {
         }
 
         public function get(): iterable

components/phpunit_bridge.rst

@@ -952,11 +952,9 @@ Consider the following example::
 
     class Foo
     {
-        private $bar;
-
-        public function __construct(Bar $bar)
-        {
-            $this->bar = $bar;
+        public function __construct(
+            private Bar $bar,
+        ) {
         }
 
         public function fooMethod()

components/property_info.rst

@@ -431,13 +431,12 @@ information from annotations of properties and methods, such as ``@var``,
     // src/Domain/Foo.php
     class Foo
     {
-        private $bar;
-
         /**
          * @param string $bar
          */
-        public function __construct($bar) {
-            $this->bar = $bar;
+        public function __construct(
+            private $bar,
+        ) {
         }
     }
 

components/runtime.rst

@@ -405,13 +405,10 @@ is added in a new class implementing :class:`Symfony\\Component\\Runtime\\Runner
 
     class ReactPHPRunner implements RunnerInterface
     {
-        private $application;
-        private $port;
-
-        public function __construct(RequestHandlerInterface $application, int $port)
-        {
-            $this->application = $application;
-            $this->port = $port;
+        public function __construct(
+            private RequestHandlerInterface $application,
+            private int $port,
+        ) {
         }
 
         public function run(): int