refactor(php): 优化PHP编译器代码结构和类型检查逻辑

- 修改clone表达式解析为使用php::clone函数调用
- 更新属性获取表达式的对象转换方式
- 使用checkArgType方法替代直接的类型比较进行魔术方法验证
- 重构预处理器中的方法准备逻辑以跳过抽象方法
- 添加Modifiers导入并改进依赖排序逻辑
- 为genNativeMethod方法参数添加类型声明

src/Php/CompilerBase.php

@@ -2909,7 +2909,7 @@ class CompilerBase extends \PhpAot\Core\Translator
 
     protected function parseClone(Node\Expr\Clone_ $expr): string
     {
-        return $this->convertToObject($expr->expr) . '.clone()';
+        return 'php::clone('.$this->parseExpr($expr->expr).')';
     }
 
     protected function parseInstanceof(Node\Expr\Instanceof_ $expr): string
@@ -3640,7 +3640,7 @@ class CompilerBase extends \PhpAot\Core\Translator
             }
             if ($this->isPropertyFetch($expr->expr)) {
                 $left   = $this->parseIdentifier($expr->var);
-                $object = $this->convertToObject($expr->expr->var);
+                $object = $this->parseExpr($expr->expr->var);
                 $prop   = $this->identifierToStr($expr->expr->name);
 
                 return $left . ' = ' . $object . '.attrRef(' . $prop . ')';

src/Php/MagicMethodDetector.php

@@ -32,33 +32,34 @@ trait MagicMethodDetector
                 $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must take exactly 1 argument");
             }
         } elseif ($nameLower == '__tostring') {
-            if ($returnType != self::TYPE_VAR and $returnType != self::TYPE_STR) {
+            if (!$this->checkArgType($returnType, self::TYPE_STR)) {
                 $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must return string");
             }
         } elseif ($nameLower == '__serialize') {
-            if ($returnType != self::TYPE_VAR and $returnType != self::TYPE_ARRAY) {
+            if (!$this->checkArgType($returnType, self::TYPE_ARRAY)) {
                 $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must return array");
             }
         } elseif ($nameLower == '__unserialize') {
             if (count($argInfoList) != 1) {
                 $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must take exactly 1 argument");
-            } elseif (!$argInfoList[0]->type or $argInfoList[0]->type != self::TYPE_ARRAY) {
+            }
+            if (!$this->checkArgType($argInfoList[0]->type, self::TYPE_ARRAY)) {
                 $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must take array as argument");
             }
         } elseif ($nameLower == '__isset' or $nameLower == '__unset' or $nameLower == '__set_state') {
             if (count($argInfoList) != 1) {
                 $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must take exactly 1 argument");
             }
-            if (!$argInfoList[0]->type or $argInfoList[0]->type != self::TYPE_STR) {
+            if (!$this->checkArgType($argInfoList[0]->type, self::TYPE_STR)) {
                 $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must take string as argument");
             }
             if ($nameLower == '__set_state') {
-                if (!$returnType or $returnType != self::TYPE_ARRAY) {
+                if (!$this->checkArgType($returnType, self::TYPE_ARRAY)) {
                     $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must return array");
                 }
             }
         } elseif ($nameLower == '__debuginfo') {
-            if (!$returnType or $returnType != self::TYPE_ARRAY) {
+            if (!$this->checkArgType($returnType, self::TYPE_ARRAY)) {
                 $this->fatalError($v, 'Method ' . $this->class . "::{$name}() must return array");
             }
         }

src/Php/Preprocessor.php

@@ -10,6 +10,7 @@ namespace PhpAot\Php;
 
 use MJS\TopSort\Implementations\StringSort;
 use PhpAot\Php\Exception\SyntaxError;
+use PhpParser\Modifiers;
 use PhpParser\Node;
 use PhpParser\NodeAbstract;
 use PhpParser\NodeFinder;
@@ -22,6 +23,7 @@ class Preprocessor extends CompilerBase
     public function sortFiles(array &$list): void
     {
         $sorter = new StringSort();
+
         foreach ($this->symbolCallInFile as $file => $symbols) {
             $deps = [];
             foreach ($symbols as $symbol) {
@@ -232,22 +234,24 @@ class Preprocessor extends CompilerBase
 
     protected function prepareMethod(Node\Stmt\ClassMethod $v): void
     {
-        $this->prepareFunction($v) . PHP_EOL;
-        if ($this->isIdExpr($v->name) or $this->isNameExpr($v->name)) {
-            $fullClassName = $this->getNamespacedClassName($this->class);
-            $fullMethodName = $fullClassName . '::' . $v->name;
-            $this->classMethodOverride[strtolower($fullMethodName)] = false;
-            // 查找父类是否有同名方法，递归查找
-            $fullClassNameLower = strtolower($fullClassName);
-            while (isset($this->classExtends[$fullClassNameLower])) {
-                $parentClass = $this->classExtends[$fullClassNameLower];
-                $parentMethodLower = strtolower($parentClass . '::' . $v->name);
-                // 父类有同名方法，子类覆盖了父类方法，这种情况不能直接使用 C++ 函数，而是使用 ZendVM 动态调用
-                if (isset($this->classMethodOverride[$parentMethodLower])) {
-                    $this->classMethodOverride[$parentMethodLower] = true;
-                }
-                $fullClassNameLower = strtolower($parentClass);
+        $abstract = $v->flags & Modifiers::ABSTRACT;
+        if (!$abstract) {
+            $this->prepareFunction($v) . PHP_EOL;
+        }
+
+        $fullClassName = $this->getNamespacedClassName($this->class);
+        $fullMethodName = $fullClassName . '::' . $v->name;
+        $this->classMethodOverride[strtolower($fullMethodName)] = false;
+        // 查找父类是否有同名方法，递归查找
+        $fullClassNameLower = strtolower($fullClassName);
+        while (isset($this->classExtends[$fullClassNameLower])) {
+            $parentClass = $this->classExtends[$fullClassNameLower];
+            $parentMethodLower = strtolower($parentClass . '::' . $v->name);
+            // 父类有同名方法，子类覆盖了父类方法，这种情况不能直接使用 C++ 函数，而是使用 ZendVM 动态调用
+            if (isset($this->classMethodOverride[$parentMethodLower])) {
+                $this->classMethodOverride[$parentMethodLower] = true;
             }
+            $fullClassNameLower = strtolower($parentClass);
         }
     }
 }

src/Php/Translator.php

@@ -927,7 +927,7 @@ class Translator extends Preprocessor
         return $code;
     }
 
-    protected function genNativeMethod($methodCodes): string
+    protected function genNativeMethod(array $methodCodes): string
     {
         $code     = '';
         $classDef = $this->classDef;