Add property types

components/asset.rst

@@ -203,7 +203,7 @@ every day::
 
     class DateVersionStrategy implements VersionStrategyInterface
     {
-        private $version;
+        private \DateTimeInterface $version;
 
         public function __construct()
         {

components/dependency_injection.rst

@@ -31,7 +31,7 @@ you want to make available as a service::
 
     class Mailer
     {
-        private $transport;
+        private string $transport;
 
         public function __construct()
         {
@@ -55,7 +55,7 @@ so this is passed into the constructor::
     class Mailer
     {
         public function __construct(
-            private $transport,
+            private string $transport,
         ) {
         }
 
@@ -124,7 +124,7 @@ it was only optional then you could use setter injection instead::
 
     class NewsletterManager
     {
-        private $mailer;
+        private \Mailer $mailer;
 
         public function setMailer(\Mailer $mailer)
         {

components/property_access.rst

@@ -118,7 +118,7 @@ it with ``get``. So the actual method becomes ``getFirstName()``::
     // ...
     class Person
     {
-        private $firstName = 'Wouter';
+        private string $firstName = 'Wouter';
 
         public function getFirstName()
         {
@@ -140,8 +140,8 @@ getters, this means that you can do something like this::
     // ...
     class Person
     {
-        private $author = true;
-        private $children = [];
+        private bool $author = true;
+        private array $children = [];
 
         public function isAuthor()
         {
@@ -233,7 +233,7 @@ The ``getValue()`` method can also use the magic ``__get()`` method::
     // ...
     class Person
     {
-        private $children = [
+        private array $children = [
             'Wouter' => [...],
         ];
 
@@ -263,7 +263,7 @@ enable this feature by using :class:`Symfony\\Component\\PropertyAccess\\Propert
     // ...
     class Person
     {
-        private $children = [
+        private array $children = [
             'wouter' => [...],
         ];
 
@@ -362,7 +362,7 @@ see `Enable other Features`_::
     // ...
     class Person
     {
-        private $children = [];
+        private array $children = [];
 
         public function __call($name, $args)
         {
@@ -405,7 +405,7 @@ properties through *adder* and *remover* methods::
         /**
          * @var string[]
          */
-        private $children = [];
+        private array $children = [];
 
         public function getChildren(): array
         {

components/property_info.rst

@@ -431,7 +431,7 @@ information from annotations of properties and methods, such as ``@var``,
          * @param string $bar
          */
         public function __construct(
-            private $bar,
+            private string $bar,
         ) {
         }
     }

components/runtime.rst

@@ -440,7 +440,7 @@ always using this ``ReactPHPRunner``::
 
     class ReactPHPRuntime extends GenericRuntime
     {
-        private $port;
+        private int $port;
 
         public function __construct(array $options)
         {

components/serializer.rst

@@ -244,9 +244,9 @@ Assume you have the following plain-old-PHP object::
 
     class MyObj
     {
-        public $foo;
+        public string $foo;
 
-        private $bar;
+        private string $bar;
 
         public function getBar()
         {
@@ -303,10 +303,10 @@ Then, create your groups definition:
         class MyObj
         {
             #[Groups(['group1', 'group2'])]
-            public $foo;
+            public string $foo;
 
             #[Groups(['group4'])]
-            public $anotherProperty;
+            public string $anotherProperty;
 
             #[Groups(['group3'])]
             public function getBar() // is* methods are also supported
@@ -449,10 +449,10 @@ Option 1: Using ``@Ignore`` Annotation
 
         class MyClass
         {
-            public $foo;
+            public string $foo;
 
             #[Ignore]
-            public $bar;
+            public string $bar;
         }
 
     .. code-block:: yaml
@@ -1229,8 +1229,8 @@ You can change this behavior by setting the ``AbstractObjectNormalizer::SKIP_NUL
 to ``true``::
 
     $dummy = new class {
-        public $foo;
-        public $bar = 'notNull';
+        public ?string $foo = null;
+        public string $bar = 'notNull';
     };
 
     $normalizer = new ObjectNormalizer();
@@ -1305,8 +1305,8 @@ Circular references are common when dealing with entity relations::
 
     class Organization
     {
-        private $name;
-        private $members;
+        private string $name;
+        private array $members;
 
         public function setName($name)
         {
@@ -1331,10 +1331,10 @@ Circular references are common when dealing with entity relations::
 
     class Member
     {
-        private $name;
-        private $organization;
+        private string $name;
+        private Organization $organization;
 
-        public function setName($name)
+        public function setName(string $name)
         {
             $this->name = $name;
         }
@@ -1404,12 +1404,12 @@ structure::
 
     class MyObj
     {
-        public $foo;
+        public string $foo;
 
         /**
          * @var self
          */
-        public $child;
+        public MyObj $child;
     }
 
     $level1 = new MyObj();
@@ -1437,7 +1437,7 @@ Here, we set it to 2 for the ``$child`` property:
         class MyObj
         {
             #[MaxDepth(2)]
-            public $child;
+            public MyObj $child;
 
             // ...
         }
@@ -1499,10 +1499,10 @@ having unique identifiers::
 
     class Foo
     {
-        public $id;
+        public int $id;
 
         #[MaxDepth(1)]
-        public $child;
+        public MyObj $child;
     }
 
     $level1 = new Foo();
@@ -1598,8 +1598,8 @@ context option::
     class MyObj
     {
         public function __construct(
-            private $foo,
-            private $bar,
+            private string $foo,
+            private string $bar,
         ) {
         }
     }
@@ -1638,8 +1638,8 @@ parameter of the ``ObjectNormalizer``::
 
     class ObjectOuter
     {
-        private $inner;
-        private $date;
+        private ObjectInner $inner;
+        private \DateTimeInterface $date;
 
         public function getInner()
         {
@@ -1664,8 +1664,8 @@ parameter of the ``ObjectNormalizer``::
 
     class ObjectInner
     {
-        public $foo;
-        public $bar;
+        public string $foo;
+        public string $bar;
     }
 
     $normalizer = new ObjectNormalizer(null, null, null, new ReflectionExtractor());

components/validator/metadata.rst

@@ -17,7 +17,7 @@ the ``Author`` class has at least 3 characters::
 
     class Author
     {
-        private $firstName;
+        private string $firstName;
 
         public static function loadValidatorMetadata(ClassMetadata $metadata)
         {

configuration/using_parameters_in_dic.rst

@@ -101,11 +101,10 @@ be injected with this parameter via the extension as follows::
 
     class Configuration implements ConfigurationInterface
     {
-        private $debug;
+        private bool $debug;
 
-        public function __construct($debug)
+        public function __construct(private bool $debug)
         {
-            $this->debug = (bool) $debug;
         }
 
         public function getConfigTreeBuilder()

contributing/code/standards.rst

@@ -49,10 +49,7 @@ short example containing most features described below::
     {
         public const SOME_CONST = 42;
 
-        /**
-         * @var string
-         */
-        private $fooBar;
+        private string $fooBar;
 
         /**
          * @param $dummy some argument description

controller/upload_file.rst

@@ -22,7 +22,7 @@ add a PDF brochure for each product. To do so, add a new property called
         // ...
 
         #[ORM\Column(type: 'string')]
-        private $brochureFilename;
+        private string $brochureFilename;
 
         public function getBrochureFilename(): string
         {
@@ -238,7 +238,7 @@ logic to a separate service::
     class FileUploader
     {
         public function __construct(
-            private $targetDirectory,
+            private string $targetDirectory,
             private SluggerInterface $slugger,
         ) {
         }

doctrine/associations.rst

@@ -148,7 +148,7 @@ the ``Product`` entity (and getter & setter methods):
             // ...
 
             #[ORM\ManyToOne(targetEntity: Category::class, inversedBy: 'products')]
-            private $category;
+            private Category $category;
 
             public function getCategory(): ?Category
             {
@@ -220,7 +220,7 @@ class that will hold these objects:
             // ...
 
             #[ORM\OneToMany(targetEntity: Product::class, mappedBy: 'category')]
-            private $products;
+            private array $products;
 
             public function __construct()
             {
@@ -588,7 +588,7 @@ that behavior, use the `orphanRemoval`_ option inside ``Category``:
         // ...
 
         #[ORM\OneToMany(targetEntity: Product::class, mappedBy: 'category', orphanRemoval: true)]
-        private $products;
+        private array $products;
 
 
 Thanks to this, if the ``Product`` is removed from the ``Category``, it will be

form/create_form_type_extension.rst

@@ -107,7 +107,7 @@ the database::
         /**
          * @var string The path - typically stored in the database
          */
-        private $path;
+        private string $path;
 
         // ...
 

form/inherit_data_option.rst

@@ -10,13 +10,13 @@ entities, a ``Company`` and a ``Customer``::
 
     class Company
     {
-        private $name;
-        private $website;
+        private string $name;
+        private string $website;
 
-        private $address;
-        private $zipcode;
-        private $city;
-        private $country;
+        private string $address;
+        private string $zipcode;
+        private string $city;
+        private string $country;
     }
 
 .. code-block:: php
@@ -26,13 +26,13 @@ entities, a ``Company`` and a ``Customer``::
 
     class Customer
     {
-        private $firstName;
-        private $lastName;
+        private string $firstName;
+        private string $lastName;
 
-        private $address;
-        private $zipcode;
-        private $city;
-        private $country;
+        private string  $address;
+        private string $zipcode;
+        private string $city;
+        private string $country;
     }
 
 As you can see, each entity shares a few of the same fields: ``address``,

form/unit_testing.rst

@@ -154,7 +154,7 @@ make sure the ``FormRegistry`` uses the created instance::
 
     class TestedTypeTest extends TypeTestCase
     {
-        private $objectManager;
+        private MockObject|ObjectManager $objectManager;
 
         protected function setUp(): void
         {