Fix

vimeo · Jul 25, 2023 · a281117 · a281117
1 parent 8cc5af9
commit a281117
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/src/Psalm/Internal/Codebase/ClassLikes.php b/src/Psalm/Internal/Codebase/ClassLikes.php
@@ -2357,6 +2357,15 @@ public function addThreadData(array $thread_data): void
         $this->existing_interfaces = self::mergeThreadData($existing_interfaces, $this->existing_interfaces);
         $this->existing_classes = self::mergeThreadData($existing_classes, $this->existing_classes);
     }
+
+    /**
+     * @template T as string|lowercase-string
+     *
+     * @param array<T, bool> $old
+     * @param array<T, bool> $new
+     *
+     * @return array<T, bool>
+     */
     private static function mergeThreadData(array $old, array $new): array
     {
         foreach ($new as $name => $value) {