From cdba36f2515d318b9a1166bea8baec22788690e9 Mon Sep 17 00:00:00 2001
From: Simon Podlipsky <simon@podlipsky.net>
Date: Wed, 9 Oct 2024 14:30:15 +0200
Subject: [PATCH] fix: assert type string is matched (#264)

---
 src/Sql/Type.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Sql/Type.php b/src/Sql/Type.php
index b998f7a..52af57b 100644
--- a/src/Sql/Type.php
+++ b/src/Sql/Type.php
@@ -4,6 +4,7 @@
 
 namespace SimPod\ClickHouseClient\Sql;
 
+use function assert;
 use function preg_match;
 
 final readonly class Type
@@ -14,7 +15,8 @@ private function __construct(public string $name, public string $params)
 
     public static function fromString(string $type): self
     {
-        preg_match('~([a-zA-Z\d ]+)(?:\((.+)\))?~', $type, $matches);
+        $result = preg_match('~([a-zA-Z\d ]+)(?:\((.+)\))?~', $type, $matches);
+        assert($result === 1);
 
         return new self($matches[1], $matches[2] ?? '');
     }