fixup! XMLPlugin: Add support for DOM\XMLDocument

tests/Parser/XmlPluginTest.php

@@ -27,7 +27,7 @@
 
 namespace Kint\Test\Parser;
 
-use DOM\XMLElement;
+use DOM\Element;
 use DOMElement;
 use Kint\Parser\Parser;
 use Kint\Parser\XmlPlugin;
@@ -106,7 +106,8 @@ public function testParseDOMDocument()
         $this->assertInstanceOf(InstanceValue::class, $r->contents);
         $this->assertSame(DOMElement::class, $r->contents->classname);
         $this->assertSame('x', $r->contents->name);
-        $this->assertSame(1, $r->contents->size);
+        // Since PHP 8.1 there's a new schemaTypeInfo property that parses normally
+        $this->assertSame(KINT_PHP81 ? 1 : 0, $r->contents->size);
         $this->assertSame('(function($s){$x = new \\DomDocument(); $x->loadXML($s); return $x;})($v)->firstChild', $r->contents->access_path);
 
         $v = self::TEST_XML_INVALID;
@@ -144,7 +145,7 @@ public function testParseXMLDocument()
 
         $this->assertNotNull($r);
         $this->assertInstanceOf(InstanceValue::class, $r->contents);
-        $this->assertSame(XMLElement::class, $r->contents->classname);
+        $this->assertSame(Element::class, $r->contents->classname);
         $this->assertSame('x', $r->contents->name);
         $this->assertSame(2, $r->contents->size);
         $this->assertSame('\\DOM\\XMLDocument::createFromString($v)->firstChild', $r->contents->access_path);