feat(compiler): 添加对 any 函数的支持

- 在编译器中实现 any 函数的解析和处理逻辑
- 添加对 var 类型常量的支持
- 扩展测试用例以验证 any 函数的功能

src/Php/CompilerBase.php

@@ -866,6 +866,12 @@ class CompilerBase extends \PhpAot\Core\Translator
                 if (count($right->args) === 2 and $fn === 'objval' and $this->isScalarString($right->args[1]->value)) {
                     $this->objects[$var] = $this->parseIdentifier($right->args[1]->value);
                     $type = self::TYPE_OBJECT;
+                } elseif (count($right->args) === 1 and $fn === 'any') {
+                    $type = self::TYPE_VAR;
+                    if (!$this->hasVar($var)) {
+                        $this->addLocalVar($var, $type);
+                    }
+                    return $var . ' = ' . $this->parseIdentifier($right->args[0]->value);
                 }
             }
 

src/Php/Constants.php

@@ -34,6 +34,7 @@ class Constants
         'int',
         'new',
         'null',
+        'var',
         'or',
         'and',
         'private',

tests/aot/any.phpt

@@ -0,0 +1,13 @@
+--TEST--
+any
+--FILE--
+<?php
+function main()
+{
+    $a = any(10);
+    $b = any(4);
+    echo var_dump($a/$b);
+}
+?>
+--EXPECT--
+float(2.5)