Add httpStatusCode and clickHouseExceptionName to ServerError (#322)

Co-authored-by: Claude <noreply@anthropic.com>

Author: simPod

src/Exception/ServerError.php

@@ -11,13 +11,32 @@
 
 final class ServerError extends Exception
 {
+    private function __construct(
+        string $message,
+        int $code,
+        public readonly int $httpStatusCode,
+        public readonly string|null $clickHouseExceptionName,
+    ) {
+        parent::__construct($message, $code);
+    }
+
     public static function fromResponse(ResponseInterface $response): self
     {
         $bodyContent = $response->getBody()->__toString();
 
+        $errorCode = preg_match('~^Code: (\d+). DB::Exception:~', $bodyContent, $codeMatches) === 1
+            ? (int) $codeMatches[1]
+            : 0;
+
+        $exceptionName = preg_match('~\(([A-Z][A-Z_\d]+)\)~', $bodyContent, $nameMatches) === 1
+            ? $nameMatches[1]
+            : null;
+
         return new self(
             $bodyContent,
-            code: preg_match('~^Code: (\\d+). DB::Exception:~', $bodyContent, $matches) === 1 ? (int) $matches[1] : 0,
+            $errorCode,
+            $response->getStatusCode(),
+            $exceptionName,
         );
     }
 }

tests/Exception/ServerErrorTest.php

@@ -26,5 +26,22 @@ public function testParseCode(): void
         $serverError = ServerError::fromResponse($response);
 
         self::assertSame(48, $serverError->getCode());
+        self::assertSame(501, $serverError->httpStatusCode);
+        self::assertSame('NOT_IMPLEMENTED', $serverError->clickHouseExceptionName);
+    }
+
+    public function testParseWithoutExceptionName(): void
+    {
+        $psr17Factory = new Psr17Factory();
+        $response     = $psr17Factory->createResponse(500)
+            ->withBody(
+                $psr17Factory->createStream('Some unknown error'),
+            );
+
+        $serverError = ServerError::fromResponse($response);
+
+        self::assertSame(0, $serverError->getCode());
+        self::assertSame(500, $serverError->httpStatusCode);
+        self::assertNull($serverError->clickHouseExceptionName);
     }
 }