From 4ff12b58d12cda33fbc8234958a7b8b48e70a68b Mon Sep 17 00:00:00 2001
From: tianfenghan <rango@swoole.com>
Date: Wed, 10 Jun 2026 14:55:54 +0800
Subject: [PATCH] =?UTF-8?q?fix(php):=20=E4=BF=AE=E5=A4=8D=E7=88=B6?=
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- 在parent类型声明前检查classDef是否存在，避免在类外部使用parent关键字时报错
- 改进命名参数缺失默认值时的错误节点定位逻辑
- 为parent类引用添加类上下文检查，防止在类外部使用parent关键字
---
 src/Php/CompilerBase.php | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/Php/CompilerBase.php b/src/Php/CompilerBase.php
index 8b32f224..acdb85fd 100644
--- a/src/Php/CompilerBase.php
+++ b/src/Php/CompilerBase.php
@@ -1012,6 +1012,9 @@ class CompilerBase extends \PhpAot\Core\Translator
                 if ($typeName === 'self') {
                     $class = $this->getFullClassName();
                 } elseif ($typeName === 'parent') {
+                    if (!$this->classDef) {
+                        $this->fatalError($type, 'Cannot use "parent" type declaration outside a class');
+                    }
                     $class = $this->classDef->extends;
                 } elseif ($typeName === 'static') {
                     // static 类无法在编译期获取
@@ -2645,7 +2648,14 @@ class CompilerBase extends \PhpAot\Core\Translator
                 }
                 if (!isset($args[$k])) {
                     if ($argInfo->defaultValue === null) {
-                        $this->fatalError($callArgs[$i], 'Named argument `' . $argInfo->name . '` is missing default value');
+                        $errorNode = null;
+                        foreach ($callArgs as $a) {
+                            if ($a instanceof Node\Arg && $a->name) {
+                                $errorNode = $a;
+                                break;
+                            }
+                        }
+                        $this->fatalError($errorNode ?? reset($callArgs), 'Named argument `' . $argInfo->name . '` is missing default value');
                     }
                     $args[$k] = new Node\Arg($argInfo->defaultValue);
                 }
@@ -3214,6 +3224,9 @@ class CompilerBase extends \PhpAot\Core\Translator
                     if ($className === 'self') {
                         $className = $this->getFullClassName();
                     } elseif ($className === 'parent') {
+                        if (!$this->classDef) {
+                            $this->fatalError($expr, 'Cannot use "parent" outside a class');
+                        }
                         $className = $this->classDef->extends;
                     } else {
                         $className = $this->getNamespacedClassName($className);