Fix last minor issues

Author: tvdijen

phpstan-baseline.neon

@@ -0,0 +1,11 @@
+parameters:
+	ignoreErrors:
+		-
+			message: "#^Call to an undefined static method SimpleSAML\\\\XML\\\\SerializableElementInterface\\:\\:getNameSpaceURI\\(\\)\\.$#"
+			count: 1
+			path: src/XML/ds/KeyValue.php
+
+		-
+			message: "#^Call to an undefined static method SimpleSAML\\\\XML\\\\SerializableElementInterface\\:\\:getNameSpaceURI\\(\\)\\.$#"
+			count: 1
+			path: src/XML/dsig11/AbstractFieldIDType.php

phpstan.neon

@@ -2,3 +2,5 @@ parameters:
   level: 6
   paths:
     - src
+includes:
+  - phpstan-baseline.neon

src/XML/ds/KeyValue.php

@@ -67,10 +67,10 @@ final public function __construct(
     /**
      * Collect the value of the RSAKeyValue-property
      *
-     * @return \SimpleSAML\XMLSecurity\XML\ds\RSAKeyValue|
+     * @return (\SimpleSAML\XMLSecurity\XML\ds\RSAKeyValue|
      *         \SimpleSAML\XMLSecurity\XML\ds\DSAKeyValue|
      *         \SimpleSAML\XMLSecurity\XML\dsig11\ECKeyValue|
-     *         \SimpeSAML\XML\SerializableElementInterface
+     *         \SimpleSAML\XML\SerializableElementInterface)
      */
     public function getKeyValue(): RSAKeyValue|DSAKeyValue|ECKeyValue|SerializableElementInterface
     {

src/XML/dsig11/AbstractECKeyValueType.php

@@ -77,7 +77,7 @@ public function getPublicKey(): PublicKey
      *
      * @return string|null
      */
-    public function getId(): string
+    public function getId(): ?string
     {
         return $this->id;
     }

src/XML/dsig11/AbstractFieldIDType.php

@@ -7,11 +7,11 @@
 use DOMElement;
 use SimpleSAML\Assert\Assert;
 use SimpleSAML\XML\Chunk;
-use SimpleSAML\XML\Constants as C;
 use SimpleSAML\XML\Exception\SchemaViolationException;
 use SimpleSAML\XML\ExtendableElementTrait;
 use SimpleSAML\XML\SerializableElementInterface;
 use SimpleSAML\XML\XsNamespace as NS;
+use SimpleSAML\XMLSecurity\Constants as C;
 
 /**
  * Abstract class representing a dsig11:FieldIDType
@@ -57,11 +57,11 @@ public function __construct(
     /**
      * Collect the value of the fieldId-property
      *
-     * @return \SimpleSAML\XMLSecurity\XML\dsig11\Prime
-     *         \SimpleSAML\XMLSecurity\XML\dsig11\TnB
-     *         \SimpleSAML\XMLSecurity\XML\dsig11\PnB
-     *         \SimpleSAML\XMLSecurity\XML\dsig11\GnB
-     *         \SimpleSAML\XML\SerializableElementInterface
+     * @return (\SimpleSAML\XMLSecurity\XML\dsig11\Prime|
+     *         \SimpleSAML\XMLSecurity\XML\dsig11\TnB|
+     *         \SimpleSAML\XMLSecurity\XML\dsig11\PnB|
+     *         \SimpleSAML\XMLSecurity\XML\dsig11\GnB|
+     *         \SimpleSAML\XML\SerializableElementInterface)
      */
     public function getFieldId(): Prime|TnB|PnB|GnB|SerializableElementInterface
     {