mirror of https://github.com/rectorphp/rector.git
76 lines
2.4 KiB
PHP
76 lines
2.4 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\Php72\Rector\FuncCall;
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use PhpParser\Node;
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use PhpParser\Node\Arg;
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use PhpParser\Node\Expr\BooleanNot;
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use PhpParser\Node\Expr\FuncCall;
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use PHPStan\Type\ObjectType;
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use Rector\Core\Rector\AbstractRector;
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use Rector\Core\ValueObject\PhpVersionFeature;
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use Rector\NodeTypeResolver\Node\AttributeKey;
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use Rector\VersionBonding\Contract\MinPhpVersionInterface;
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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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* @changelog http://php.net/manual/en/migration72.incompatible.php#migration72.incompatible.is_object-on-incomplete_class https://3v4l.org/SpiE6
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*
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* @see \Rector\Tests\Php72\Rector\FuncCall\IsObjectOnIncompleteClassRector\IsObjectOnIncompleteClassRectorTest
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*/
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final class IsObjectOnIncompleteClassRector extends AbstractRector implements MinPhpVersionInterface
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{
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public function provideMinPhpVersion() : int
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{
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return PhpVersionFeature::INVERTED_BOOL_IS_OBJECT_INCOMPLETE_CLASS;
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}
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Incomplete class returns inverted bool on is_object()', [new CodeSample(<<<'CODE_SAMPLE'
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$incompleteObject = new __PHP_Incomplete_Class;
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$isObject = is_object($incompleteObject);
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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$incompleteObject = new __PHP_Incomplete_Class;
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$isObject = ! is_object($incompleteObject);
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CODE_SAMPLE
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)]);
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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 [FuncCall::class];
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}
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/**
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* @param FuncCall $node
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*/
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public function refactor(Node $node) : ?Node
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{
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if (!$this->isName($node, 'is_object')) {
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return null;
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}
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$incompleteClassObjectType = new ObjectType('__PHP_Incomplete_Class');
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if (!isset($node->args[0])) {
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return null;
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}
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if (!$node->args[0] instanceof Arg) {
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return null;
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}
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if (!$this->isObjectType($node->args[0]->value, $incompleteClassObjectType)) {
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return null;
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}
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if ($this->shouldSkip($node)) {
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return null;
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}
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return new BooleanNot($node);
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}
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private function shouldSkip(FuncCall $funcCall) : bool
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{
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$parentNode = $funcCall->getAttribute(AttributeKey::PARENT_NODE);
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return $parentNode instanceof BooleanNot;
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}
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}
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