use rector to resolve implicitely nullable parameter declarations, fixes #5463

Closes #5463

Merge request studip/studip!4097

4 files changed, 4 insertions, 4 deletions

diff --git a/lib/exceptions/AccessDeniedException.php b/lib/exceptions/AccessDeniedException.php
index 778211d..5593997 100644
--- a/lib/exceptions/AccessDeniedException.php
+++ b/lib/exceptions/AccessDeniedException.php
@@ -19,7 +19,7 @@ class AccessDeniedException extends Exception
      * @param integer   $code     Exception code
      * @param Exception $previous Previous exception (optional)
      */
-    public function __construct($message = '', $code = 0, Exception $previous = null)
+    public function __construct($message = '', $code = 0, ?Exception $previous = null)
     {
         if (func_num_args() === 0) {
             $message = _('Sie haben nicht die Berechtigung, diese Aktion '
diff --git a/lib/exceptions/FeatureDisabledException.php b/lib/exceptions/FeatureDisabledException.php
index 52cbbdf..ebb7736 100644
--- a/lib/exceptions/FeatureDisabledException.php
+++ b/lib/exceptions/FeatureDisabledException.php
@@ -1,7 +1,7 @@
 <?php
 class FeatureDisabledException extends Studip\Exception
 {
-    public function __construct($message = '', $code = 0, Exception $previous = null)
+    public function __construct($message = '', $code = 0, ?Exception $previous = null)
     {
         if (func_num_args() === 0) {
             $message = _('Diese Funktion ist ausgeschaltet.');
diff --git a/lib/exceptions/InvalidSecurityTokenException.php b/lib/exceptions/InvalidSecurityTokenException.php
index 134f54d..b78ad6a 100644
--- a/lib/exceptions/InvalidSecurityTokenException.php
+++ b/lib/exceptions/InvalidSecurityTokenException.php
@@ -19,7 +19,7 @@ class InvalidSecurityTokenException extends AccessDeniedException
     /**
      * @param string this parameter is ignored but required by PHP
      */
-    public function __construct($message = '', $code = 0, Exception $previous = null)
+    public function __construct($message = '', $code = 0, ?Exception $previous = null)
     {
         parent::__construct(_('Ungültiges oder fehlendes Sicherheits-Token.'));
     }
diff --git a/lib/exceptions/MethodNotAllowedException.php b/lib/exceptions/MethodNotAllowedException.php
index 75f3b10..6f2064f 100644
--- a/lib/exceptions/MethodNotAllowedException.php
+++ b/lib/exceptions/MethodNotAllowedException.php
@@ -16,7 +16,7 @@
 
 class MethodNotAllowedException extends Exception
 {
-    public function __construct($message = '', $code = 0, Exception $previous = null)
+    public function __construct($message = '', $code = 0, ?Exception $previous = null)
     {
         parent::__construct($message ?: _('Unzulässige Request-Methode beim Aufruf.'), $code, $previous);
     }