Fix vimeo#8560

nicelocal · Oct 14, 2022 · cf2dcb3 · cf2dcb3
1 parent bb9aabe
commit cf2dcb3
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/Psalm/Internal/Type/TypeExpander.php b/src/Psalm/Internal/Type/TypeExpander.php
@@ -640,8 +640,12 @@ private static function expandNamedObject(
                 $return_type->is_static = true;
             }
         } elseif ($return_type->is_static
-            && ($static_class_type instanceof TNamedObject
-                || $static_class_type instanceof TTemplateParam)
+            && (($static_class_type instanceof TNamedObject
+                && $codebase->classlikes->classExtends(
+                    $static_class_type->value,
+                    $return_type->value
+                )
+            ) || $static_class_type instanceof TTemplateParam)
         ) {
             $return_type = clone $return_type;
             $cloned_static = clone $static_class_type;