Fix warning on access array offset on value of type null

when $param is 'linenums', preg_match call returns only `$m[0]`, no `$m[1]`, `$m[2]` are avaialble.
ssahara · Sep 16, 2023 · ae8e2c4 · ae8e2c4
1 parent 51f1d45
commit ae8e2c4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/syntax/code.php b/syntax/code.php
@@ -142,7 +142,7 @@ private function getPrettifierOptions($params)
         $offset = 1;
         if (preg_match('/\b(no)?linenums(:\d+)?/', $params, $m, PREG_OFFSET_CAPTURE)) {
             $offset = ($offset > 0) ? $m[0][1] : 1;
-            $opts['linenums'] = $m[1][0] ? '' : $m[0][0];
+            $opts['linenums'] = ('no' == $m[1][0] ?? '') ? 'linenums:0' : $m[0][0];
         } else {
             $opts['linenums'] = $this->getConf('linenums') ? 'linenums' : '';
         }