refactor(php): 修改访问权限检查方法的参数类型

- 将 checkAccessible 方法的第二个参数从 MethodDef|ConstantDef 对象改为 int 类型的 flags
- 更新 ConstantDef 类中 flags 属性和构造函数参数类型为 int
- 提取访问修饰符解析逻辑到独立的 parseModifiers 方法
- 在类常量、属性和方法解析中统一使用 parseModifiers 方法处理 flags

src/Php/CompilerBase.php

@@ -1669,7 +1669,7 @@ class CompilerBase extends \PhpAot\Core\Translator
             }
         }
 
-        if (!$this->checkAccessible($classDef, $methodDef)) {
+        if (!$this->checkAccessible($classDef, $methodDef->flags)) {
             $this->fatalError($expr, 'Method `' . $classDef->getNamespacedName() . '::' . $method . '()` is not accessible');
         }
         // 函数调用占位符，不是真实的函数调用
@@ -1703,7 +1703,7 @@ class CompilerBase extends \PhpAot\Core\Translator
                 break;
             }
         }
-        if (!$this->checkAccessible($classDef, $constDef)) {
+        if (!$this->checkAccessible($classDef, $constDef->flags)) {
             $this->fatalError($expr, 'Constant `' . $classDef->getNamespacedName() . '::' . $const . '` is not accessible');
         }
         if ($constDef->type === self::TYPE_ARRAY) {
@@ -4199,7 +4199,7 @@ class CompilerBase extends \PhpAot\Core\Translator
         }
     }
 
-    protected function checkAccessible(ClassDef $classDef, MethodDef|ConstantDef $def): bool
+    protected function checkAccessible(ClassDef $classDef, int $flags): bool
     {
         // 在当前类中，允许调用所有方法
         if ($classDef->namespace === $this->namespace and $classDef->name == $this->class) {
@@ -4207,7 +4207,7 @@ class CompilerBase extends \PhpAot\Core\Translator
         }
 
         // 类外部调用，只允许调用 public 方法
-        return $def->flags & Modifiers::PUBLIC;
+        return $flags & Modifiers::PUBLIC;
     }
 
     protected function isOverrideMethod(string $fullMethodName): bool

src/Php/Entity/ConstantDef.php

@@ -12,11 +12,11 @@ class ConstantDef
 {
     public string $name;
     public string $type;
-    public string $flags;
+    public int $flags;
     public string $value;
     public string $arrayExpr;
 
-    public function __construct(string $name, string $flags, string $type, string $value, string $arrayExpr = '')
+    public function __construct(string $name, int $flags, string $type, string $value, string $arrayExpr = '')
     {
         $this->name  = $name;
         $this->type  = $type;

src/Php/Translator.php

@@ -1106,7 +1106,7 @@ class Translator extends Preprocessor
     protected function parseClassConstDef(Node\Stmt\ClassConst $v): void
     {
         $this->resetFunction();
-        $flags = $v->flags;
+        $flags = $this->parseModifiers($v->flags);
         if ($v->type) {
             $type = $this->parseTypeDecl($v->type, self::DECL_TYPE_OF_CONST);
         } else {
@@ -1136,7 +1136,7 @@ class Translator extends Preprocessor
 
     protected function parsePropertyDef(Node\Stmt\Property $v): void
     {
-        $flags = $v->flags;
+        $flags = $this->parseModifiers($v->flags);
         $type = $this->parseTypeDecl($v->type, self::DECL_TYPE_OF_PROPERTY);
 
         foreach ($v->props as $prop) {
@@ -1151,15 +1151,19 @@ class Translator extends Preprocessor
         }
     }
 
-    protected function parseClassMethod(Node\Stmt\ClassMethod $v, array &$methodCodes): void
+    protected function parseModifiers(int $flags): int
     {
-        $name = $this->getMethodName($v);
-        $this->method = $name;
-
-        $flags = $v->flags;
         if (!($flags & Modifiers::PRIVATE) and !($flags & Modifiers::PROTECTED)) {
             $flags |= Modifiers::PUBLIC;
         }
+        return $flags;
+    }
+
+    protected function parseClassMethod(Node\Stmt\ClassMethod $v, array &$methodCodes): void
+    {
+        $name = $this->getMethodName($v);
+        $this->method = $name;
+        $flags = $this->parseModifiers($v->flags);
 
         if (!($flags & Modifiers::ABSTRACT)) {
             $this->methodDef = new MethodDef($flags, $name);