feat(php): 支持命名参数调用功能

- 实现 parseNamedCallArgs 方法处理命名参数解析
- 添加命名参数语法验证和错误提示机制
- 生成临时变量存储命名参数数组结构
- 集成命名参数到函数调用参数解析流程
- 创建测试用例验证命名参数功能正确性
- 添加动态调用场景下的命名参数支持

src/Php/CompilerBase.php

@@ -2543,6 +2543,33 @@ class CompilerBase extends \PhpAot\Core\Translator
         return implode(', ', $argList);
     }
 
+    protected function parseNamedCallArgs(array $args, int $firstIndex, array $listArgs): string
+    {
+        $namedArgs = [];
+        foreach ($args as $i => $arg) {
+            if ($i < $firstIndex) {
+                continue;
+            }
+            if ($arg->name === null) {
+                $this->fatalError($arg, 'Named argument must follow positional argument');
+            }
+            if (!$this->isIdExpr($arg->name)) {
+                $this->fatalError($arg, 'Named argument must be a string');
+            }
+            $namedArgs[$arg->name->name] = $this->parseArg($arg);
+        }
+
+        $tmpVar = $this->genTmpVarName();
+
+        $array = self::TYPE_ARRAY . ' ' . $tmpVar . ';';
+        foreach ($namedArgs as $k => $v) {
+            $array .= $tmpVar . '.set(' . $this->getLiteralString($k) . ', ' . $v . ');' . PHP_EOL;
+        }
+        $this->context->beforeStmtLines[] = $array;
+
+        return '{' . implode(', ', $listArgs) . '}, ' . $tmpVar . '.array()';
+    }
+
     protected function parseCallArgs(array $args, string $funcName = '', string $className = ''): string
     {
         $list_args = [];
@@ -2552,7 +2579,7 @@ class CompilerBase extends \PhpAot\Core\Translator
                 throw new PlaceHolder();
             }
             if ($arg->name !== null) {
-                $this->fatalError($arg, 'Named arguments are not supported');
+                return $this->parseNamedCallArgs($args, $i, $list_args);
             }
             $byRef = $funcName && Reflection::isReferenceArg($funcName, $className, $i);
             if ($this->isVarExpr($arg->value)) {

tests/aot/dynamic_call/functions.inc

@@ -0,0 +1,10 @@
+<?php
+function createUser(
+    string $name,
+    int    $age,
+    string $city = 'Beijing',
+    bool   $vip = false
+): array
+{
+    return ['name' => $name, 'age' => $age, 'city' => $city, 'vip' => $vip];
+}

tests/aot/dynamic_call/named-args.phpt

@@ -0,0 +1,36 @@
+--TEST--
+named args
+--FILE--
+<?php
+function main()
+{
+    include_once __DIR__.'/functions.inc';
+    $rs = createUser('John', 20);
+    var_dump($rs);
+
+    $name = 'Tom';
+    $rs = createUser($name, vip: true, age: 20);
+    var_dump($rs);
+}
+?>
+--EXPECT--
+array(4) {
+  ["name"]=>
+  string(4) "John"
+  ["age"]=>
+  int(20)
+  ["city"]=>
+  string(7) "Beijing"
+  ["vip"]=>
+  bool(false)
+}
+array(4) {
+  ["name"]=>
+  string(3) "Tom"
+  ["age"]=>
+  int(20)
+  ["city"]=>
+  string(7) "Beijing"
+  ["vip"]=>
+  bool(true)
+}