chore(PRO-3016): PHP 8.4 forward compatibility

Author: haeber

library/ZendPdf/Action/AbstractAction.php

@@ -97,11 +97,11 @@ public function __construct(InternalType\AbstractTypeObject $dictionary, \SplObj
      *
      * @throws \ZendPdf\Exception\ExceptionInterface
      * @param \ZendPdf\InternalType\AbstractTypeObject $dictionary (It's actually Dictionary or Dictionary Object or Reference to a Dictionary Object)
-     * @param SplObjectStorage $processedActions list of already processed action dictionaries, used to avoid cyclic references
+     * @param SplObjectStorage|null $processedActions list of already processed action dictionaries, used to avoid cyclic references
      * @return \ZendPdf\Action\AbstractAction
      * @internal
      */
-    public static function load(InternalType\AbstractTypeObject $dictionary, \SplObjectStorage $processedActions = null)
+    public static function load(InternalType\AbstractTypeObject $dictionary, ?\SplObjectStorage $processedActions = null)
     {
         if ($processedActions === null) {
             $processedActions = new \SplObjectStorage();
@@ -196,11 +196,11 @@ public function getResource()
      *
      * @internal
      * @param \ZendPdf\ObjectFactory $factory Object factory for newly created indirect objects
-     * @param SplObjectStorage $processedActions list of already processed actions
+     * @param SplObjectStorage|null $processedActions list of already processed actions
      *                                            (used to prevent infinity loop caused by cyclic references)
      * @return \ZendPdf\InternalType\IndirectObject|\ZendPdf\InternalType\IndirectObjectReference
      */
-    public function dumpAction(ObjectFactory $factory, \SplObjectStorage $processedActions = null)
+    public function dumpAction(ObjectFactory $factory, ?\SplObjectStorage $processedActions = null)
     {
         if ($processedActions === null) {
             $processedActions = new \SplObjectStorage();

library/ZendPdf/InternalType/AbstractTypeObject.php

@@ -50,10 +50,10 @@ abstract public function getType();
      *
      * $factory parameter defines operation context.
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    abstract public function toString(Pdf\ObjectFactory $factory = null);
+    abstract public function toString(?Pdf\ObjectFactory $factory = null);
 
 
     const CLONE_MODE_SKIP_PAGES    = 1; // Do not follow pages during deep copy process

library/ZendPdf/InternalType/ArrayObject.php

@@ -93,10 +93,10 @@ public function getType()
     /**
      * Return object as string
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    public function toString(Pdf\ObjectFactory $factory = null)
+    public function toString(?Pdf\ObjectFactory $factory = null)
     {
         $outStr = '[';
         $lastNL = 0;

library/ZendPdf/InternalType/BinaryStringObject.php

@@ -75,10 +75,10 @@ public static function unescape($inStr)
     /**
      * Return object as string
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    public function toString(Pdf\ObjectFactory $factory = null)
+    public function toString(?Pdf\ObjectFactory $factory = null)
     {
         return '<' . self::escape((string)$this->value) . '>';
     }

library/ZendPdf/InternalType/BooleanObject.php

@@ -60,10 +60,10 @@ public function getType()
     /**
      * Return object as string
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    public function toString(Pdf\ObjectFactory $factory = null)
+    public function toString(?Pdf\ObjectFactory $factory = null)
     {
         return $this->value ? 'true' : 'false';
     }

library/ZendPdf/InternalType/DictionaryObject.php

@@ -122,10 +122,10 @@ public function getType()
     /**
      * Return object as string
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    public function toString(Pdf\ObjectFactory $factory = null)
+    public function toString(?Pdf\ObjectFactory $factory = null)
     {
         $outStr = '<<';
         $lastNL = 0;

library/ZendPdf/InternalType/IndirectObject.php

@@ -134,10 +134,10 @@ public function getGenNum()
     /**
      * Return reference to the object
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    public function toString(Pdf\ObjectFactory $factory = null)
+    public function toString(?Pdf\ObjectFactory $factory = null)
     {
         if ($factory === null) {
             $shift = 0;

library/ZendPdf/InternalType/IndirectObjectReference.php

@@ -121,10 +121,10 @@ public function getType()
     /**
      * Return reference to the object
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    public function toString(Pdf\ObjectFactory $factory = null)
+    public function toString(?Pdf\ObjectFactory $factory = null)
     {
         if ($factory === null) {
             $shift = 0;

library/ZendPdf/InternalType/NameObject.php

@@ -139,10 +139,10 @@ public static function unescape($inStr)
     /**
      * Return object as string
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    public function toString(Pdf\ObjectFactory $factory = null)
+    public function toString(?Pdf\ObjectFactory $factory = null)
     {
         return '/' . self::escape((string)$this->value);
     }

library/ZendPdf/InternalType/NullObject.php

@@ -52,10 +52,10 @@ public function getType()
     /**
      * Return object as string
      *
-     * @param \ZendPdf\ObjectFactory $factory
+     * @param \ZendPdf\ObjectFactory|null $factory
      * @return string
      */
-    public function toString(Pdf\ObjectFactory $factory = null)
+    public function toString(?Pdf\ObjectFactory $factory = null)
     {
         return 'null';
     }