Declare never return type for DOMImplementation::getFeature()

Author: kocsismate

ext/dom/php_dom.stub.php

@@ -185,7 +185,7 @@ class DOMNameSpaceNode
 class DOMImplementation
 {
     /** @tentative-return-type */
-    public function getFeature(string $feature, string $version): void {}
+    public function getFeature(string $feature, string $version): never {}
 
     /** @tentative-return-type */
     public function hasFeature(string $feature, string $version): bool {}

ext/dom/php_dom_arginfo.h

@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: 3c705a0a73bfc0c9c6bda32d8695a781cb911c75 */
+ * Stub hash: 553cbe5121ba75c4222caa2ce7a02c8491623875 */
 
 ZEND_BEGIN_ARG_WITH_RETURN_OBJ_INFO_EX(arginfo_dom_import_simplexml, 0, 1, DOMElement, 1)
 	ZEND_ARG_TYPE_INFO(0, node, IS_OBJECT, 0)
@@ -100,7 +100,7 @@ ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_OBJ_TYPE_MASK_EX(arginfo_class_DOMNode_repl
 	ZEND_ARG_OBJ_INFO(0, child, DOMNode, 0)
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_DOMImplementation_getFeature, 0, 2, IS_VOID, 0)
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_OBJ_INFO_EX(arginfo_class_DOMImplementation_getFeature, 0, 2, never, 0)
 	ZEND_ARG_TYPE_INFO(0, feature, IS_STRING, 0)
 	ZEND_ARG_TYPE_INFO(0, version, IS_STRING, 0)
 ZEND_END_ARG_INFO()