Add a few types to zend_builtin_functions stub

Zend/Optimizer/zend_func_infos.h

@@ -6,8 +6,6 @@ static const func_info_t func_infos[] = {
 	F1("get_class_vars", MAY_BE_ARRAY|MAY_BE_ARRAY_KEY_STRING|MAY_BE_ARRAY_OF_ANY|MAY_BE_ARRAY_OF_REF),
 	F1("get_class_methods", MAY_BE_ARRAY|MAY_BE_ARRAY_KEY_LONG|MAY_BE_ARRAY_OF_STRING),
 	F1("get_included_files", MAY_BE_ARRAY|MAY_BE_ARRAY_KEY_LONG|MAY_BE_ARRAY_OF_STRING),
-	FN("set_error_handler", MAY_BE_STRING|MAY_BE_ARRAY|MAY_BE_ARRAY_KEY_LONG|MAY_BE_ARRAY_OF_STRING|MAY_BE_ARRAY_OF_OBJECT|MAY_BE_OBJECT|MAY_BE_NULL),
-	FN("set_exception_handler", MAY_BE_STRING|MAY_BE_ARRAY|MAY_BE_ARRAY_KEY_LONG|MAY_BE_ARRAY_OF_STRING|MAY_BE_ARRAY_OF_OBJECT|MAY_BE_OBJECT|MAY_BE_NULL),
 	F1("get_declared_classes", MAY_BE_ARRAY|MAY_BE_ARRAY_KEY_LONG|MAY_BE_ARRAY_OF_STRING),
 	F1("get_declared_traits", MAY_BE_ARRAY|MAY_BE_ARRAY_KEY_LONG|MAY_BE_ARRAY_OF_STRING),
 	F1("get_declared_interfaces", MAY_BE_ARRAY|MAY_BE_ARRAY_KEY_LONG|MAY_BE_ARRAY_OF_STRING),

Zend/zend_builtin_functions.stub.php

@@ -65,14 +65,12 @@ function get_mangled_object_vars(object $object): array {}
  */
 function get_class_methods(object|string $object_or_class): array {}
 
-/** @param object|string $object_or_class */
-function method_exists($object_or_class, string $method): bool {}
+function method_exists(object|string $object_or_class, string $method): bool {}
 
 /**
- * @param object|string $object_or_class
  * @frameless-function {"arity": 2}
  */
-function property_exists($object_or_class, string $property): bool {}
+function property_exists(object|string $object_or_class, string $property): bool {}
 
 /**
  * @frameless-function {"arity": 1}
@@ -107,13 +105,11 @@ function trigger_error(string $message, int $error_level = E_USER_NOTICE): true
 /** @alias trigger_error */
 function user_error(string $message, int $error_level = E_USER_NOTICE): true {}
 
-/** @return callable|null */
-function set_error_handler(?callable $callback, int $error_levels = E_ALL) {}
+function set_error_handler(?callable $callback, int $error_levels = E_ALL): ?callable {}
 
 function restore_error_handler(): true {}
 
-/** @return callable|null */
-function set_exception_handler(?callable $callback) {}
+function set_exception_handler(?callable $callback): ?callable {}
 
 function restore_exception_handler(): true {}