Fixed PHP 8.4 deprecation warning.

Bilge · Bilge · commit d5944a30ff75 · 2025-09-07T22:41:02.000+01:00
diff --git a/src/Strategy/Filter.php b/src/Strategy/Filter.php
@@ -18,7 +18,7 @@ class Filter extends Delegate
      * @param callable|null $callback Callback function that receives the current value as its first argument, the
      *     current key as its second argument and context as its third argument.
      */
-    public function __construct($expression, callable $callback = null)
+    public function __construct($expression, ?callable $callback = null)
     {
         parent::__construct($expression);
 

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,7 @@ class Filter extends Delegate`
`18`	`18`	`* @param callable\|null $callback Callback function that receives the current value as its first argument, the`
`19`	`19`	`* current key as its second argument and context as its third argument.`
`20`	`20`	`*/`
`21`		`- public function __construct($expression, callable $callback = null)`
	`21`	`+ public function __construct($expression, ?callable $callback = null)`
`22`	`22`	`{`
`23`	`23`	`parent::__construct($expression);`
`24`	`24`