refactor(phpstan): Bump phpstan level to 6

Signed-off-by: Carl Schwan <carlschwan@kde.org>

composer.json

@@ -34,6 +34,6 @@
 		"cs:check": "php-cs-fixer fix --dry-run --diff",
 		"cs:fix": "php-cs-fixer fix",
 		"psalm": "psalm.phar",
-		"phpstan": "phpstan analyse --level 5 src"
+		"phpstan": "phpstan analyse --level 6 src"
 	}
 }

src/DAV/DiscoverHandler.php

@@ -34,14 +34,9 @@ use SearchDAV\XML\QueryDiscoverResponse;
 use SearchDAV\XML\Scope;
 
 class DiscoverHandler {
-	/** @var ISearchBackend */
-	private $searchBackend;
-
-	/** @var PathHelper */
-	private $pathHelper;
-
-	/** @var QueryParser */
-	private $queryParser;
+	private ISearchBackend $searchBackend;
+	private PathHelper $pathHelper;
+	private QueryParser $queryParser;
 
 	/**
 	 * @param ISearchBackend $searchBackend
@@ -54,6 +49,9 @@ class DiscoverHandler {
 		$this->queryParser = $queryParser;
 	}
 
+	/**
+	 * @param array<string, mixed>|object|string $xml
+	 */
 	public function handelDiscoverRequest($xml, RequestInterface $request, ResponseInterface $response): bool {
 		if (!isset($xml['{DAV:}basicsearch'])) {
 			$response->setStatus(400);

src/DAV/QueryParser.php

@@ -34,6 +34,7 @@ use function Sabre\Xml\Deserializer\keyValue;
 use function Sabre\Xml\Deserializer\repeatingElements;
 
 class QueryParser extends Service {
+	/** @var array<string, string> */
 	public $namespaceMap = [
 		'DAV:'                             => 'd',
 		'http://sabredav.org/ns'           => 's',

src/DAV/SearchHandler.php

@@ -35,14 +35,9 @@ use SearchDAV\Query\Query;
 use SearchDAV\XML\BasicSearch;
 
 class SearchHandler {
-	/** @var ISearchBackend */
-	private $searchBackend;
-
-	/** @var PathHelper */
-	private $pathHelper;
-
-	/** @var Server */
-	private $server;
+	private ISearchBackend $searchBackend;
+	private PathHelper $pathHelper;
+	private Server $server;
 
 	/**
 	 * @param ISearchBackend $searchBackend
@@ -55,6 +50,9 @@ class SearchHandler {
 		$this->server = $server;
 	}
 
+	/**
+	 * @param array<string, mixed>|object|string $xml
+	 */
 	public function handleSearchRequest($xml, ResponseInterface $response): bool {
 		if (!isset($xml['{DAV:}basicsearch'])) {
 			$response->setStatus(400);
@@ -168,7 +166,7 @@ class SearchHandler {
 	 * @param SearchResult[] $results
 	 * @param string[] $propertyNames
 	 * @param int $depth
-	 * @return \Iterator<array>
+	 * @return \Iterator<array<string, mixed>>
 	 */
 	private function getPropertiesIteratorResults(array $results, array $propertyNames = [], int $depth = 0): \Iterator {
 		$propFindType = $propertyNames ? PropFind::NORMAL : PropFind::ALLPROPS;

src/XML/BasicSearch.php

@@ -31,13 +31,13 @@ use function Sabre\Xml\Deserializer\keyValue;
  */
 class BasicSearch implements XmlDeserializable {
 	/**
-	 * @var string[]
+	 * @var list<string>
 	 *
 	 * The list of properties to be selected, specified in clark notation
 	 */
 	public $select;
 	/**
-	 * @var Scope[]
+	 * @var list<Scope>
 	 *
 	 * The collections to perform the search in
 	 */
@@ -49,7 +49,7 @@ class BasicSearch implements XmlDeserializable {
 	 */
 	public $where;
 	/**
-	 * @var Order[]
+	 * @var list<Order>
 	 *
 	 * The list of order operations that should be used to order the results.
 	 *
@@ -66,6 +66,11 @@ class BasicSearch implements XmlDeserializable {
 	 */
 	public $limit;
 
+	/**
+	 * @param list<string> $select
+	 * @param list<Scope> $from
+	 * @param list<Order> $orderBy
+	 */
 	public function __construct(array $select, array $from, ?Operator $where, array $orderBy, Limit $limit) {
 		$this->select = $select;
 		$this->from = $from;