[CodingStyle][Php81] Skip used by caller variable on FunctionLikeToFirstClassCallableRector

Author: samsonasik

rules-tests/CodingStyle/Rector/FunctionLike/FunctionLikeToFirstClassCallableRector/Fixture/skip_used_by_caller_variable.php.inc

@@ -0,0 +1,12 @@
+<?php
+
+namespace Rector\Tests\CodingStyle\Rector\FunctionLike\FunctionLikeToFirstClassCallableRector\Fixture;
+
+$fn = function ($foo)
+{
+    return $foo($foo);
+};
+
+var_dump($fn('strlen'));
+
+?>