Fix code quality

Author: tvdijen

src/XML/IdentifierTrait.php

@@ -53,7 +53,8 @@ protected function setIdentifier(?IdentifierInterface $identifier): void
      *
      * @param \DOMElement $xml
      * @return \SimpleSAML\SAML2\XML\saml\IdentifierInterface|null
-     * @throws \SimpleSAML\XMLSchema\Exception\TooManyElementsException if too many child-elements of a type are specified
+     * @throws \SimpleSAML\XMLSchema\Exception\TooManyElementsException
+     *   if too many child-elements of a type are specified
      */
     protected static function getIdentifierFromXML(DOMElement $xml): ?IdentifierInterface
     {

src/XML/ecp/RequestAuthenticated.php

@@ -12,9 +12,6 @@
 use SimpleSAML\XML\{SchemaValidatableElementInterface, SchemaValidatableElementTrait};
 use SimpleSAML\XMLSchema\Exception\{InvalidDOMElementException, MissingAttributeException};
 
-use function intval;
-use function strval;
-
 /**
  * Class representing the ECP RequestAuthenticated element.
  *

tests/SAML2/XML/md/RoleDescriptorTest.php

@@ -269,7 +269,12 @@ public function testUnmarshallingUnregistered(): void
         $element = clone self::$xmlRepresentation->documentElement;
         $element->setAttributeNS(C_XSI::NS_XSI, 'xsi:type', 'ssp:UnknownRoleDescriptorType');
 
-        $type = new XMLAttribute(C_XSI::NS_XSI, 'xsi', 'type', StringValue::fromString('ssp:UnknownRoleDescriptorType'));
+        $type = new XMLAttribute(
+            C_XSI::NS_XSI,
+            'xsi',
+            'type',
+            StringValue::fromString('ssp:UnknownRoleDescriptorType'),
+        );
         $type->toXML($element);
 
         $descriptor = AbstractRoleDescriptor::fromXML($element);