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[Downgrade] [PHP 7.2] Make DowngradeParameterTypeWideningRector always downgrade to phpdoc type (#390)
121 lines
3.4 KiB
PHP
121 lines
3.4 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\DowngradePhp70\Rector\New_;
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use PhpParser\Node;
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use PhpParser\Node\Expr\New_;
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use PhpParser\Node\Name;
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use PhpParser\Node\Stmt\Class_;
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use Rector\Core\NodeAnalyzer\ClassAnalyzer;
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use Rector\Core\Rector\AbstractRector;
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use Rector\DowngradePhp70\NodeFactory\ClassFromAnonymousFactory;
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use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
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use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
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/**
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* @see \Rector\Tests\DowngradePhp70\Rector\New_\DowngradeAnonymousClassRector\DowngradeAnonymousClassRectorTest
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*/
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final class DowngradeAnonymousClassRector extends \Rector\Core\Rector\AbstractRector
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{
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/**
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* @var string
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*/
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private const ANONYMOUS_CLASS_PREFIX = 'Anonymous__';
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/**
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* @var Class_[]
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*/
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private $classes = [];
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/**
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* @var \Rector\Core\NodeAnalyzer\ClassAnalyzer
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*/
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private $classAnalyzer;
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/**
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* @var \Rector\DowngradePhp70\NodeFactory\ClassFromAnonymousFactory
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*/
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private $classFromAnonymousFactory;
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public function __construct(\Rector\Core\NodeAnalyzer\ClassAnalyzer $classAnalyzer, \Rector\DowngradePhp70\NodeFactory\ClassFromAnonymousFactory $classFromAnonymousFactory)
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{
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$this->classAnalyzer = $classAnalyzer;
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$this->classFromAnonymousFactory = $classFromAnonymousFactory;
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}
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/**
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* @return array<class-string<Node>>
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*/
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public function getNodeTypes() : array
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{
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return [\PhpParser\Node\Expr\New_::class];
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}
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public function getRuleDefinition() : \Symplify\RuleDocGenerator\ValueObject\RuleDefinition
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{
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return new \Symplify\RuleDocGenerator\ValueObject\RuleDefinition('Remove anonymous class', [new \Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample(<<<'CODE_SAMPLE'
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class SomeClass
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{
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public function run()
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{
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return new class {
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public function execute()
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{
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}
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};
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}
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}
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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class Anonymous
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{
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public function execute()
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{
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}
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}
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class SomeClass
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{
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public function run()
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{
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return new Anonymous();
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}
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}
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CODE_SAMPLE
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)]);
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}
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/**
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* @param Node[] $nodes
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* @return Node[]|null
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*/
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public function beforeTraverse(array $nodes) : ?array
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{
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$this->classes = [];
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return parent::beforeTraverse($nodes);
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}
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/**
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* @param Node[] $nodes
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* @return Node[]
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*/
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public function afterTraverse(array $nodes)
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{
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if ($this->classes === []) {
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return $nodes;
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}
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return \array_merge($nodes, $this->classes);
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}
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/**
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* @param New_ $node
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*/
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public function refactor(\PhpParser\Node $node) : ?\PhpParser\Node
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{
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if (!$this->classAnalyzer->isAnonymousClass($node->class)) {
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return null;
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}
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if (!$node->class instanceof \PhpParser\Node\Stmt\Class_) {
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return null;
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}
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$className = $this->createAnonymousClassName();
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$this->classes[] = $this->classFromAnonymousFactory->create($className, $node->class);
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return new \PhpParser\Node\Expr\New_(new \PhpParser\Node\Name($className), $node->args);
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}
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private function createAnonymousClassName() : string
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{
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$smartFileInfo = $this->file->getSmartFileInfo();
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return self::ANONYMOUS_CLASS_PREFIX . \md5($smartFileInfo->getRealPath()) . '__' . \count($this->classes);
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}
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}
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