mirror of
https://github.com/rectorphp/rector.git
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503a6059f8
a8922f7431
skip temporarily match + throws downagrade in symfony/console, very unlikely to run
201 lines
7.5 KiB
PHP
201 lines
7.5 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\NodeCollector\NodeAnalyzer;
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use PhpParser\Node\Arg;
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use PhpParser\Node\Attribute;
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use PhpParser\Node\Expr;
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use PhpParser\Node\Expr\Array_;
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use PhpParser\Node\Expr\ArrayItem;
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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\Scalar\String_;
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use PhpParser\Node\Stmt\Class_;
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use PhpParser\Node\Stmt\ClassLike;
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use PHPStan\Analyser\Scope;
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use PHPStan\Reflection\ParametersAcceptorSelector;
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use PHPStan\Reflection\ReflectionProvider;
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use PHPStan\Type\MixedType;
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use PHPStan\Type\ObjectType;
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use PHPStan\Type\ThisType;
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use PHPStan\Type\Type;
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use PHPStan\Type\TypeWithClassName;
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use Rector\Core\Enum\ObjectReference;
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use Rector\Core\PhpParser\Node\BetterNodeFinder;
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use Rector\Core\PhpParser\Node\Value\ValueResolver;
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use Rector\Core\ValueObject\MethodName;
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use Rector\NodeCollector\ValueObject\ArrayCallable;
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use Rector\NodeCollector\ValueObject\ArrayCallableDynamicMethod;
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use Rector\NodeNameResolver\NodeNameResolver;
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use Rector\NodeTypeResolver\Node\AttributeKey;
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use Rector\NodeTypeResolver\NodeTypeResolver;
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final class ArrayCallableMethodMatcher
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{
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/**
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* @readonly
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* @var \Rector\NodeNameResolver\NodeNameResolver
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*/
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private $nodeNameResolver;
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/**
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* @readonly
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* @var \Rector\NodeTypeResolver\NodeTypeResolver
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*/
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private $nodeTypeResolver;
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/**
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* @readonly
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* @var \Rector\Core\PhpParser\Node\Value\ValueResolver
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*/
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private $valueResolver;
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/**
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* @readonly
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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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* @readonly
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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(NodeNameResolver $nodeNameResolver, NodeTypeResolver $nodeTypeResolver, ValueResolver $valueResolver, ReflectionProvider $reflectionProvider, BetterNodeFinder $betterNodeFinder)
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{
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$this->nodeNameResolver = $nodeNameResolver;
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$this->nodeTypeResolver = $nodeTypeResolver;
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$this->valueResolver = $valueResolver;
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$this->reflectionProvider = $reflectionProvider;
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$this->betterNodeFinder = $betterNodeFinder;
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}
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/**
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* Matches array like: "[$this, 'methodName']" → ['ClassName', 'methodName']
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* Returns ArrayCallableDynamicMethod object when unknown method of callable used, eg: [$this, $other]
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* @see https://github.com/rectorphp/rector-src/pull/908
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* @see https://github.com/rectorphp/rector-src/pull/909
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* @return null|\Rector\NodeCollector\ValueObject\ArrayCallableDynamicMethod|\Rector\NodeCollector\ValueObject\ArrayCallable
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*/
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public function match(Array_ $array, Scope $scope)
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{
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if (\count($array->items) !== 2) {
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return null;
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}
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if ($this->shouldSkipNullItems($array)) {
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return null;
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}
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/** @var ArrayItem[] $items */
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$items = $array->items;
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// $this, self, static, FQN
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$firstItemValue = $items[0]->value;
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$callerType = $this->resolveCallerType($firstItemValue, $scope);
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if (!$callerType instanceof TypeWithClassName) {
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return null;
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}
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$isInAttribute = (bool) $this->betterNodeFinder->findParentType($array, Attribute::class);
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if ($isInAttribute) {
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return null;
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}
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$values = $this->valueResolver->getValue($array);
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$className = $callerType->getClassName();
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$secondItemValue = $items[1]->value;
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if ($values === null) {
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return new ArrayCallableDynamicMethod($firstItemValue, $className, $secondItemValue);
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}
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if ($this->shouldSkipAssociativeArray($values)) {
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return null;
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}
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if (!$secondItemValue instanceof String_) {
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return null;
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}
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if ($this->isCallbackAtFunctionNames($array, ['register_shutdown_function', 'forward_static_call'])) {
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return null;
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}
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$methodName = $secondItemValue->value;
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if ($methodName === MethodName::CONSTRUCT) {
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return null;
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}
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// skip non-existing methods
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if (!$callerType->hasMethod($methodName)->yes()) {
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return null;
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}
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return new ArrayCallable($firstItemValue, $className, $methodName);
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}
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private function shouldSkipNullItems(Array_ $array) : bool
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{
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if (!$array->items[0] instanceof ArrayItem) {
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return \true;
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}
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return !$array->items[1] instanceof ArrayItem;
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}
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/**
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* @param mixed $values
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*/
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private function shouldSkipAssociativeArray($values) : bool
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{
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if (!\is_array($values)) {
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return \false;
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}
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$keys = \array_keys($values);
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return $keys !== [0, 1] && $keys !== [1];
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}
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/**
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* @param string[] $functionNames
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*/
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private function isCallbackAtFunctionNames(Array_ $array, array $functionNames) : bool
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{
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$parentNode = $array->getAttribute(AttributeKey::PARENT_NODE);
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if (!$parentNode instanceof Arg) {
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return \false;
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}
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$parentParentNode = $parentNode->getAttribute(AttributeKey::PARENT_NODE);
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if (!$parentParentNode instanceof FuncCall) {
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return \false;
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}
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return $this->nodeNameResolver->isNames($parentParentNode, $functionNames);
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}
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/**
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* @return \PHPStan\Type\MixedType|\PHPStan\Type\ObjectType
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*/
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private function resolveClassConstFetchType(ClassConstFetch $classConstFetch, Scope $scope)
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{
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$classConstantReference = $this->valueResolver->getValue($classConstFetch);
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if ($classConstantReference === ObjectReference::STATIC) {
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$classLike = $this->betterNodeFinder->findParentType($classConstFetch, Class_::class);
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if (!$classLike instanceof ClassLike) {
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return new MixedType();
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}
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$classConstantReference = (string) $this->nodeNameResolver->getName($classLike);
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}
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// non-class value
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if (!\is_string($classConstantReference)) {
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return new MixedType();
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}
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if (!$this->reflectionProvider->hasClass($classConstantReference)) {
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return new MixedType();
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}
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$classReflection = $this->reflectionProvider->getClass($classConstantReference);
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$hasConstruct = $classReflection->hasMethod(MethodName::CONSTRUCT);
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if (!$hasConstruct) {
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return new ObjectType($classConstantReference, null, $classReflection);
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}
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$extendedMethodReflection = $classReflection->getMethod(MethodName::CONSTRUCT, $scope);
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$parametersAcceptorWithPhpDocs = ParametersAcceptorSelector::selectSingle($extendedMethodReflection->getVariants());
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foreach ($parametersAcceptorWithPhpDocs->getParameters() as $parameterReflectionWithPhpDoc) {
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if (!$parameterReflectionWithPhpDoc->getDefaultValue() instanceof Type) {
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return new MixedType();
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}
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}
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return new ObjectType($classConstantReference, null, $classReflection);
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}
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private function resolveCallerType(Expr $expr, Scope $scope) : Type
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{
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if ($expr instanceof ClassConstFetch) {
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// static ::class reference?
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$callerType = $this->resolveClassConstFetchType($expr, $scope);
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} else {
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$callerType = $this->nodeTypeResolver->getType($expr);
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}
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if ($callerType instanceof ThisType) {
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return $callerType->getStaticObjectType();
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}
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return $callerType;
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}
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}
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