crank phpstan to level 6

lib/Providers/Qr/HandlesDataUri.php

@@ -7,6 +7,9 @@ use function preg_match;
 
 trait HandlesDataUri
 {
+    /**
+     * @return array<string, string>
+     */
     private function DecodeDataUri(string $datauri): ?array
     {
         if (preg_match('/data:(?P<mimetype>[\w\.\-\+\/]+);(?P<encoding>\w+),(?P<data>.*)/', $datauri, $m) === 1) {

lib/Providers/Time/HttpTimeProvider.php

@@ -10,22 +10,17 @@ use Exception;
  */
 class HttpTimeProvider implements ITimeProvider
 {
-    /** @var string */
-    public $url;
-
-    /** @var string */
-    public $expectedtimeformat;
-
-    /** @var array */
-    public $options;
+    /** @var array<string, mixed> */
+    public array $options;
 
     /**
-     * @param string $url
-     * @param string $expectedtimeformat
-     * @param array $options
+     * @param array<string, mixed> $options
      */
-    public function __construct($url = 'https://google.com', $expectedtimeformat = 'D, d M Y H:i:s O+', array $options = null)
-    {
+    public function __construct(
+        public string $url = 'https://google.com',
+        public string $expectedtimeformat = 'D, d M Y H:i:s O+',
+        array $options = null,
+    ) {
         $this->url = $url;
         $this->expectedtimeformat = $expectedtimeformat;
         if ($options === null) {

lib/TwoFactorAuth.php

@@ -19,8 +19,10 @@ class TwoFactorAuth
 {
     private static string $_base32dict = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567=';
 
+    /** @var array<string> */
     private static array $_base32;
 
+    /** @var array<string, int> */
     private static array $_base32lookup = array();
 
     public function __construct(
@@ -118,6 +120,7 @@ class TwoFactorAuth
 
     /**
      * Compare default timeprovider with specified timeproviders and ensure the time is within the specified number of seconds (leniency)
+     * @param array<ITimeProvider> $timeproviders
      */
     public function ensureCorrectTime(?array $timeproviders = null, int $leniency = 5): void
     {

phpstan.neon

@@ -1,5 +1,5 @@
 parameters:
-  level: 3
+  level: 6
 
   excludePaths:
     - %currentWorkingDirectory%/lib/Providers/Qr/BaconQrCodeProvider.php

tests/Providers/Rng/NeedsRngLengths.php

@@ -4,6 +4,6 @@ namespace Tests\Providers\Rng;
 
 trait NeedsRngLengths
 {
-    /** @var array */
+    /** @var array<int> */
     protected $rngTestLengths = array(1, 16, 32, 256);
 }