symfony
diff --git a/‎src/Symfony/Component/VarDumper/Caster/ReflectionCaster.php
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+8-8Lines changed: 8 additions & 8 deletions b/‎src/Symfony/Component/VarDumper/Caster/ReflectionCaster.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/VarDumper/Caster/ReflectionCaster.php
+8-8Lines changed: 8 additions & 8 deletions
diff --git a/‎src/Symfony/Component/VarDumper/Tests/Caster/ReflectionCasterTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/VarDumper/Tests/Caster/ReflectionCasterTest.php
+36-1Lines changed: 36 additions & 1 deletion b/‎src/Symfony/Component/VarDumper/Tests/Caster/ReflectionCasterTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/VarDumper/Tests/Caster/ReflectionCasterTest.php
+36-1Lines changed: 36 additions & 1 deletion
diff --git a/‎src/Symfony/Component/VarDumper/Tests/Fixtures/ExtendsReflectionTypeFixture.php
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+22Lines changed: 22 additions & 0 deletions b/‎src/Symfony/Component/VarDumper/Tests/Fixtures/ExtendsReflectionTypeFixture.php
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+22Lines changed: 22 additions & 0 deletions
@@ -96,19 +96,19 @@ public static function castType(\ReflectionType $c, array $a, Stub $stub, $isNes
     {
         $prefix = Caster::PREFIX_VIRTUAL;
 
-        if ($c instanceof \ReflectionUnionType) {
-            $a[$prefix.'allowsNull'] = $c->allowsNull();
-            self::addMap($a, $c, [
-                'types' => 'getTypes',
-            ]);
-        } elseif ($c instanceof \ReflectionNamedType) {
+        if ($c instanceof \ReflectionNamedType || \PHP_VERSION_ID < 80000) {
             $a += [
-                $prefix.'name' => $c->getName(),
+                $prefix.'name' => $c instanceof \ReflectionNamedType ? $c->getName() : (string) $c,
                 $prefix.'allowsNull' => $c->allowsNull(),
                 $prefix.'isBuiltin' => $c->isBuiltin(),
             ];
+        } elseif ($c instanceof \ReflectionUnionType) {
+            $a[$prefix.'allowsNull'] = $c->allowsNull();
+            self::addMap($a, $c, [
+                'types' => 'getTypes',
+            ]);
         } else {
-            // As of PHP 8.0 there are only two children of ReflectionType (abstract) so this is unreachable.
+            //Userland may extend reflection type.
             $a[$prefix.'allowsNull'] = $c->allowsNull();
         }
 
 
@@ -14,6 +14,7 @@
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\VarDumper\Caster\Caster;
 use Symfony\Component\VarDumper\Test\VarDumperTestTrait;
+use Symfony\Component\VarDumper\Tests\Fixtures\ExtendsReflectionTypeFixture;
 use Symfony\Component\VarDumper\Tests\Fixtures\GeneratorDemo;
 use Symfony\Component\VarDumper\Tests\Fixtures\NotLoadableClass;
 use Symfony\Component\VarDumper\Tests\Fixtures\ReflectionNamedTypeFixture;
@@ -77,7 +78,7 @@ public function testClosureCaster()
     $b: & 123
   }
   file: "%sReflectionCasterTest.php"
-  line: "70 to 70"
+  line: "71 to 71"
 }
 EOTXT
             , $var
@@ -277,6 +278,40 @@ public function testReflectionUnionType()
         );
     }
 
+    /**
+     * @requires PHP 8
+     */
+    public function testExtendsReflectionType()
+    {
+        $var = new ExtendsReflectionTypeFixture();
+        $this->assertDumpMatchesFormat(
+            <<<'EOTXT'
+Symfony\Component\VarDumper\Tests\Fixtures\ExtendsReflectionTypeFixture {
+  allowsNull: false
+}
+EOTXT
+            , $var
+        );
+    }
+
+    /**
+     * @requires PHP < 8
+     */
+    public function testLegacyExtendsReflectionType()
+    {
+        $var = new ExtendsReflectionTypeFixture();
+        $this->assertDumpMatchesFormat(
+            <<<'EOTXT'
+Symfony\Component\VarDumper\Tests\Fixtures\ExtendsReflectionTypeFixture {
+  name: "fake"
+  allowsNull: false
+  isBuiltin: false
+}
+EOTXT
+            , $var
+        );
+    }
+
     public function testReturnType()
     {
         $f = eval('return function ():int {};');
 
@@ -0,0 +1,22 @@
+<?php
+
+
+namespace Symfony\Component\VarDumper\Tests\Fixtures;
+
+class ExtendsReflectionTypeFixture extends \ReflectionType
+{
+    public function allowsNull()
+    {
+        return false;
+    }
+
+    public function isBuiltin()
+    {
+        return false;
+    }
+
+    public function __toString()
+    {
+        return 'fake';
+    }
+}