Bump minimum version of PHP to 8.1

Author: nicolas-grekas

Command/LintCommand.php

@@ -46,8 +46,8 @@ public function __construct(string $name = null, callable $directoryIteratorProv
     {
         parent::__construct($name);
 
-        $this->directoryIteratorProvider = null === $directoryIteratorProvider || $directoryIteratorProvider instanceof \Closure ? $directoryIteratorProvider : \Closure::fromCallable($directoryIteratorProvider);
-        $this->isReadableProvider = null === $isReadableProvider || $isReadableProvider instanceof \Closure ? $isReadableProvider : \Closure::fromCallable($isReadableProvider);
+        $this->directoryIteratorProvider = null === $directoryIteratorProvider ? null : $directoryIteratorProvider(...);
+        $this->isReadableProvider = null === $isReadableProvider ? null : $isReadableProvider(...);
     }
 
     /**

Tests/InlineTest.php

@@ -584,9 +584,6 @@ public function testDumpDateTime($dateTime, $expected)
         $this->assertSame($expected, Inline::dump($dateTime));
     }
 
-    /**
-     * @requires PHP 8.1
-     */
     public function testDumpUnitEnum()
     {
         $this->assertSame("!php/const Symfony\Component\Yaml\Tests\Fixtures\FooUnitEnum::BAR", Inline::dump(FooUnitEnum::BAR));

composer.json

@@ -16,7 +16,7 @@
         }
     ],
     "require": {
-        "php": ">=8.0.2",
+        "php": ">=8.1",
         "symfony/polyfill-ctype": "^1.8"
     },
     "require-dev": {