mirror of
https://github.com/rectorphp/rector.git
synced 2024-06-05 10:50:48 +00:00
7e7a2f067a
476cfb00cb
disable fallback for now
117 lines
4.0 KiB
PHP
117 lines
4.0 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\CodeQuality\Rector\Identical;
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use PhpParser\Node;
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use PhpParser\Node\Expr\BinaryOp\Identical;
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use PhpParser\Node\Expr\BinaryOp\NotIdentical;
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use PhpParser\Node\Expr\BooleanNot;
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use PhpParser\Node\Expr\ClassConstFetch;
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use PhpParser\Node\Expr\FuncCall;
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use PhpParser\Node\Expr\Instanceof_;
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use PhpParser\Node\Name;
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use PhpParser\Node\Name\FullyQualified;
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use PhpParser\Node\Scalar\String_;
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use Rector\Enum\ObjectReference;
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use Rector\NodeManipulator\BinaryOpManipulator;
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use Rector\Php71\ValueObject\TwoNodeMatch;
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use Rector\PhpParser\Node\Value\ValueResolver;
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use Rector\Rector\AbstractRector;
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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\CodeQuality\Rector\Identical\GetClassToInstanceOfRector\GetClassToInstanceOfRectorTest
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*/
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final class GetClassToInstanceOfRector extends AbstractRector
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{
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/**
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* @readonly
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* @var \Rector\NodeManipulator\BinaryOpManipulator
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*/
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private $binaryOpManipulator;
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/**
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* @readonly
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* @var \Rector\PhpParser\Node\Value\ValueResolver
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*/
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private $valueResolver;
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/**
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* @var string[]
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*/
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private const NO_NAMESPACED_CLASSNAMES = ['self', 'static'];
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public function __construct(BinaryOpManipulator $binaryOpManipulator, ValueResolver $valueResolver)
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{
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$this->binaryOpManipulator = $binaryOpManipulator;
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$this->valueResolver = $valueResolver;
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}
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Changes comparison with get_class to instanceof', [new CodeSample('if (EventsListener::class === get_class($event->job)) { }', 'if ($event->job instanceof EventsListener) { }')]);
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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 [Identical::class, NotIdentical::class];
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}
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/**
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* @param Identical|NotIdentical $node
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*/
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public function refactor(Node $node) : ?Node
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{
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$twoNodeMatch = $this->binaryOpManipulator->matchFirstAndSecondConditionNode($node, function (Node $node) : bool {
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return $this->isClassReference($node);
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}, function (Node $node) : bool {
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return $this->isGetClassFuncCallNode($node);
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});
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if (!$twoNodeMatch instanceof TwoNodeMatch) {
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return null;
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}
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/** @var ClassConstFetch|String_ $firstExpr */
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$firstExpr = $twoNodeMatch->getFirstExpr();
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/** @var FuncCall $secondExpr */
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$secondExpr = $twoNodeMatch->getSecondExpr();
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if ($secondExpr->isFirstClassCallable()) {
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return null;
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}
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if (!isset($secondExpr->getArgs()[0])) {
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return null;
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}
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$firstArg = $secondExpr->getArgs()[0];
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$varNode = $firstArg->value;
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if ($firstExpr instanceof String_) {
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$className = $this->valueResolver->getValue($firstExpr);
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} else {
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$className = $this->getName($firstExpr->class);
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}
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if ($className === null) {
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return null;
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}
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if ($className === ObjectReference::PARENT) {
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return null;
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}
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$class = \in_array($className, self::NO_NAMESPACED_CLASSNAMES, \true) ? new Name($className) : new FullyQualified($className);
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$instanceof = new Instanceof_($varNode, $class);
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if ($node instanceof NotIdentical) {
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return new BooleanNot($instanceof);
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}
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return $instanceof;
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}
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private function isClassReference(Node $node) : bool
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{
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if (!$node instanceof ClassConstFetch) {
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// might be
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return $node instanceof String_;
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}
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return $this->isName($node->name, 'class');
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}
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private function isGetClassFuncCallNode(Node $node) : bool
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{
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if (!$node instanceof FuncCall) {
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return \false;
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}
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return $this->isName($node, 'get_class');
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}
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}
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