From ffb33dd1000949f9389e81040da07308f768deb6 Mon Sep 17 00:00:00 2001
From: Kenneth Ocastro <>
Date: Sun, 10 May 2026 11:39:19 +0800
Subject: [PATCH] fix: use nullable type hint in interpretRules() for PHP 8.4
 compatibility

Replaces `array $conditions = null` with `?array $conditions = null` to
resolve the PHP 8.4 deprecation warning. Without this fix, the code would
produce a fatal error in PHP 9.0.

Fixes #3

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 src/Rule.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Rule.php b/src/Rule.php
index ab1c2a8..97dad0e 100644
--- a/src/Rule.php
+++ b/src/Rule.php
@@ -248,7 +248,7 @@ public function triggerFailureEvent(Facts $facts): array
         ];
     }
 
-    public function interpretRules(array $conditions = null): string
+    public function interpretRules(?array $conditions = null): string
     {
         if ($conditions === null) {
             $conditions = $this->conditions;