From c375d5f8ed843c84d0523c1623a4e7bbd4dd0c9c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20Vo=C5=99=C3=AD=C5=A1ek?= <mvorisek@mvorisek.cz>
Date: Sun, 6 Oct 2024 12:37:28 +0200
Subject: [PATCH] add early assertion

---
 src/SqlFormatter.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/SqlFormatter.php b/src/SqlFormatter.php
index aee3f23..8764efd 100644
--- a/src/SqlFormatter.php
+++ b/src/SqlFormatter.php
@@ -78,6 +78,7 @@ public function format(string $string, string $indentString = '  '): string
         };
         $decreaseIndentationLevelFx = static function () use (&$return, &$indentTypes, $tab, &$indentLevel): void {
             array_pop($indentTypes);
+            assert($indentLevel > 0);
             $indentLevel--;
 
             // Redo the indentation since it may be different now