feat(aot): 支持PHP数组展开语法和复杂数组解析

- 实现了数组展开运算符(...)的解析支持
- 添加了混杂数组赋值的多行插入处理逻辑
- 支持动态键名和不同类型的键值组合
- 优化了数组解析的类型判断和内存管理
- 新增了三个数组相关功能测试用例
- 提取了函数参数默认值解析的公共方法
- 修复了类属性默认值null判断的问题

src/Php/CompilerBase.php

@@ -891,6 +891,21 @@ class CompilerBase extends \PhpAot\Core\Translator
         }
     }
 
+    protected function parseParamDefaultValue(?NodeAbstract $default): ?string
+    {
+        if (!$default) {
+            return null;
+        }
+        /**
+         * 函数参数默认值只能为字面量，无法使用表达式获取值
+         */
+        if ($default instanceof Node\Expr\ConstFetch) {
+            return $this->parseConstFetch($default, true);
+        } else {
+            return $this->parseIdentifier($default);
+        }
+    }
+
     protected function parseParams($params, FunctionDef $functionDef): void
     {
         $list                          = [];
@@ -908,7 +923,7 @@ class CompilerBase extends \PhpAot\Core\Translator
                     $this->fatalError($param, 'Promoted properties are not supported');
                 }
                 $name = $this->parseIdentifier($param->var);
-                $propertyDef = new PropertyDef($name, $param->flags, $param->type, $param->default);
+                $propertyDef = new PropertyDef($name, $param->flags, $param->type, $this->parseParamDefaultValue($param->default));
                 $this->classDef->properties[$name] = $propertyDef;
             }
             if ($param->variadic and $i !== $last) {
@@ -929,14 +944,7 @@ class CompilerBase extends \PhpAot\Core\Translator
             $argInfo->property = $param->isPromoted();
             if (isset($param->default)) {
                 $functionDef->argCountRequired = count($list) - 1;
-                /**
-                 * 函数参数默认值只能为字面量，无法使用表达式获取值
-                 */
-                if ($param->default instanceof Node\Expr\ConstFetch) {
-                    $argInfo->default = $this->parseConstFetch($param->default, true);
-                } else {
-                    $argInfo->default = $this->parseIdentifier($param->default);
-                }
+                $argInfo->default = $this->parseParamDefaultValue($param->default);
             }
             $functionDef->argInfoList[] = $argInfo;
         }
@@ -1526,7 +1534,39 @@ class CompilerBase extends \PhpAot\Core\Translator
         return self::TYPE_VAR;
     }
 
-    protected function parseArray($node): string
+    /**
+     * 混杂数组赋值，需要拆分为多行插入
+     */
+    private function parseArrayMixed(Node\Expr\Array_ $node): string
+    {
+        $tmpVar = $this->genTmpVarName();
+        $this->addLocalVar($tmpVar, self::TYPE_ARRAY);
+
+        $items = $node->items;
+        foreach ($items as $item) {
+            $value = $this->parseIdentifier($item->value);
+            if ($item->unpack) {
+                $this->beforeStmtLines[] = $this->getIndent() . $tmpVar . '.merge(' . $value . ');';
+            } elseif ($item->key) {
+                $key = $this->parseIdentifier($item->key);
+                if (str_starts_with($key, self::LITERAL_STRINGS)) {
+                    $key = "{$key}.toStdString()";
+                } elseif ($key === '0L') {
+                    $key = 'php::zero';
+                }
+                $this->beforeStmtLines[] = $this->getIndent() . $tmpVar . '.set(' . $key . ', ' . $value . ');';
+            } else {
+                $this->beforeStmtLines[] = $this->getIndent() . $tmpVar . '.append(' . $value . ');';
+            }
+        }
+
+        // 释放临时变量，避免修改数组产生数组复制操作
+        $this->afterStmtLines[] = $this->getIndent() . $tmpVar . '.unset();';
+
+        return $tmpVar;
+    }
+
+    protected function parseArray(Node\Expr\Array_ $node): string
     {
         $items = $node->items;
         // 优化代码风格，空数组直接返回{}，否则会产生一些空洞内容
@@ -1534,21 +1574,41 @@ class CompilerBase extends \PhpAot\Core\Translator
             return self::TYPE_ARRAY . '{}';
         }
 
-        $assocArray = false;
+        $hasKey = false;
+        $hasIntKey = false;
+        $hasStrKey = false;
+        $hasUnpack = false;
+        $hasVarKey = false;
+        $hasNextInsert = false;
         foreach ($items as $item) {
+            if ($item->unpack) {
+                $hasUnpack = true;
+            }
             if ($item->key) {
-                $assocArray = true;
-                break;
+                if ($item->key instanceof Node\Scalar\LNumber) {
+                    $hasIntKey = true;
+                } elseif ($item->key instanceof Node\Scalar\String_) {
+                    $hasStrKey = true;
+                } else {
+                    $hasVarKey = true;
+                }
+                $hasKey = true;
+            } else {
+                $hasNextInsert = true;
             }
         }
 
+        // 存在混合键，则需要拆分为多行插入
+        if ($hasUnpack or $hasVarKey or ($hasNextInsert && $hasKey) or ($hasIntKey and $hasStrKey)) {
+            return $this->parseArrayMixed($node);
+        }
+
         $list = [];
         $this->indentLevel++;
         foreach ($items as $item) {
             $value = $this->parseIdentifier($item->value);
-            if ($assocArray) {
-                // TODO 混杂模式数组赋值
-                $key = $item->key ? $this->parseIdentifier($item->key) : self::VALUE_NULL;
+            if ($item->key) {
+                $key = $this->parseIdentifier($item->key);
                 if (str_starts_with($key, self::LITERAL_STRINGS)) {
                     $key = "{$key}.toStdString()";
                 } elseif ($key === '0L') {

src/Php/Translator.php

@@ -881,10 +881,9 @@ class Translator extends Preprocessor
     protected function genClassProperty(PropertyDef $prop): string
     {
         $code = $prop->type . ' ' . $prop->name;
-        if ($prop->default) {
+        if ($prop->default !== null) {
             $code .= ' = ' . $prop->default;
         }
-
         return $code . ';' . PHP_EOL;
     }
 

tests/aot/array_001.phpt

@@ -0,0 +1,16 @@
+--TEST--
+Array 001
+--FILE--
+<?php
+$array1 = [1,2,3];
+var_dump(count($array1));
+
+$array2 = [
+    99 => 'foo',
+    1000 => 'bar',
+];
+var_dump(count($array2));
+?>
+--EXPECT--
+int(3)
+int(2)

tests/aot/array_002.phpt

@@ -0,0 +1,23 @@
+--TEST--
+Array 002
+--FILE--
+<?php
+$array1 = [1, 3, 4];
+$array2 = [2, 5, ...$array1, 6, ];
+var_dump($array2);
+?>
+--EXPECT--
+array(6) {
+  [0]=>
+  int(2)
+  [1]=>
+  int(5)
+  [2]=>
+  int(1)
+  [3]=>
+  int(3)
+  [4]=>
+  int(4)
+  [5]=>
+  int(6)
+}

tests/aot/array_003.phpt

@@ -0,0 +1,14 @@
+--TEST--
+Array 003
+--FILE--
+<?php
+$key = 100;
+
+$array2 = [
+    $key => 'foo',
+    1000 => 'bar',
+];
+var_dump(count($array2));
+?>
+--EXPECT--
+int(2)