2020-02-10 00:42:15 +00:00
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<?php
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2021-05-09 20:15:43 +00:00
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declare (strict_types=1);
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2020-02-10 08:58:04 +00:00
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namespace Rector\NodeTypeResolver\NodeTypeResolver;
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2020-02-10 00:42:15 +00:00
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use PhpParser\Node;
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use PhpParser\Node\Expr\PropertyFetch;
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2020-03-28 23:06:05 +00:00
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use PhpParser\Node\Stmt\ClassLike;
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2020-02-10 00:42:15 +00:00
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use PHPStan\Analyser\Scope;
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use PHPStan\Reflection\ReflectionProvider;
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2020-02-10 00:42:15 +00:00
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use PHPStan\Type\MixedType;
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2021-01-27 16:00:42 +00:00
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use PHPStan\Type\ObjectType;
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2020-02-10 00:42:15 +00:00
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use PHPStan\Type\Type;
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2021-11-06 12:10:48 +00:00
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use Rector\Core\PhpParser\Node\BetterNodeFinder;
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use Rector\NodeNameResolver\NodeNameResolver;
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use Rector\NodeTypeResolver\Contract\NodeTypeResolverInterface;
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use Rector\NodeTypeResolver\Node\AttributeKey;
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use Rector\NodeTypeResolver\NodeTypeResolver;
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2021-12-04 07:57:42 +00:00
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use RectorPrefix20211204\Symfony\Contracts\Service\Attribute\Required;
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2020-02-10 00:42:15 +00:00
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/**
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2021-03-12 19:13:27 +00:00
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* @see \Rector\Tests\NodeTypeResolver\PerNodeTypeResolver\PropertyFetchTypeResolver\PropertyFetchTypeResolverTest
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2021-11-28 19:07:44 +00:00
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*
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* @implements NodeTypeResolverInterface<PropertyFetch>
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2020-02-10 00:42:15 +00:00
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*/
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2021-05-10 22:23:08 +00:00
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final class PropertyFetchTypeResolver implements \Rector\NodeTypeResolver\Contract\NodeTypeResolverInterface
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2020-02-10 00:42:15 +00:00
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{
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/**
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2021-05-12 13:15:45 +00:00
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* @var \Rector\NodeTypeResolver\NodeTypeResolver
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2020-02-10 00:42:15 +00:00
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*/
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private $nodeTypeResolver;
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/**
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2021-05-10 23:39:21 +00:00
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* @var \Rector\NodeNameResolver\NodeNameResolver
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2020-02-10 00:42:15 +00:00
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*/
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private $nodeNameResolver;
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/**
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2021-08-23 00:20:32 +00:00
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* @var \PHPStan\Reflection\ReflectionProvider
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*/
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private $reflectionProvider;
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/**
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* @var \Rector\Core\PhpParser\Node\BetterNodeFinder
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*/
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private $betterNodeFinder;
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public function __construct(\Rector\NodeNameResolver\NodeNameResolver $nodeNameResolver, \PHPStan\Reflection\ReflectionProvider $reflectionProvider, \Rector\Core\PhpParser\Node\BetterNodeFinder $betterNodeFinder)
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{
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2020-02-10 00:42:15 +00:00
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$this->nodeNameResolver = $nodeNameResolver;
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$this->reflectionProvider = $reflectionProvider;
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$this->betterNodeFinder = $betterNodeFinder;
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}
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/**
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* @required
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*/
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public function autowire(\Rector\NodeTypeResolver\NodeTypeResolver $nodeTypeResolver) : void
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{
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$this->nodeTypeResolver = $nodeTypeResolver;
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}
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/**
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2021-11-28 19:38:34 +00:00
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* @return array<class-string<Node>>
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*/
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public function getNodeClasses() : array
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{
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return [\PhpParser\Node\Expr\PropertyFetch::class];
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}
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/**
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2021-08-23 00:20:32 +00:00
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* @param \PhpParser\Node $node
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2020-02-10 00:42:15 +00:00
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*/
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2021-07-05 22:50:18 +00:00
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public function resolve($node) : \PHPStan\Type\Type
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2020-02-10 00:42:15 +00:00
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{
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// compensate 3rd party non-analysed property reflection
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$vendorPropertyType = $this->getVendorPropertyFetchType($node);
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if (!$vendorPropertyType instanceof \PHPStan\Type\MixedType) {
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return $vendorPropertyType;
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}
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$scope = $node->getAttribute(\Rector\NodeTypeResolver\Node\AttributeKey::SCOPE);
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if (!$scope instanceof \PHPStan\Analyser\Scope) {
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2021-11-06 12:10:48 +00:00
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$classLike = $this->betterNodeFinder->findParentType($node, \PhpParser\Node\Stmt\ClassLike::class);
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2020-03-28 23:06:05 +00:00
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// fallback to class, since property fetches are not scoped by PHPStan
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if ($classLike instanceof \PhpParser\Node\Stmt\ClassLike) {
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$scope = $classLike->getAttribute(\Rector\NodeTypeResolver\Node\AttributeKey::SCOPE);
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}
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if (!$scope instanceof \PHPStan\Analyser\Scope) {
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return new \PHPStan\Type\MixedType();
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}
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}
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return $scope->getType($node);
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}
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2021-07-05 23:06:30 +00:00
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private function getVendorPropertyFetchType(\PhpParser\Node\Expr\PropertyFetch $propertyFetch) : \PHPStan\Type\Type
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{
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// 3rd party code
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$propertyName = $this->nodeNameResolver->getName($propertyFetch->name);
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if ($propertyName === null) {
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return new \PHPStan\Type\MixedType();
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}
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2021-10-07 19:40:12 +00:00
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$varType = $this->nodeTypeResolver->getType($propertyFetch->var);
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if (!$varType instanceof \PHPStan\Type\ObjectType) {
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return new \PHPStan\Type\MixedType();
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2020-02-10 00:42:15 +00:00
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}
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if (!$this->reflectionProvider->hasClass($varType->getClassName())) {
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return new \PHPStan\Type\MixedType();
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}
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$classReflection = $this->reflectionProvider->getClass($varType->getClassName());
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if (!$classReflection->hasProperty($propertyName)) {
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return new \PHPStan\Type\MixedType();
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2020-02-10 00:42:15 +00:00
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}
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2021-05-10 22:23:08 +00:00
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$propertyFetchScope = $propertyFetch->getAttribute(\Rector\NodeTypeResolver\Node\AttributeKey::SCOPE);
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2021-03-29 08:29:32 +00:00
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if ($propertyFetchScope === null) {
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2021-05-10 22:23:08 +00:00
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return new \PHPStan\Type\MixedType();
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2021-03-29 08:29:32 +00:00
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}
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$propertyReflection = $classReflection->getProperty($propertyName, $propertyFetchScope);
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return $propertyReflection->getReadableType();
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2020-02-10 00:42:15 +00:00
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}
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}
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