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7d0f151a40
a2cd7283fb
Typo fix comment php 7.3 compat on rector workflow (#3432)
176 lines
6.4 KiB
PHP
176 lines
6.4 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\StaticTypeMapper\PhpDocParser;
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use RectorPrefix202303\Nette\Utils\Strings;
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use PhpParser\Node;
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use PhpParser\Node\Stmt\ClassLike;
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use PHPStan\Analyser\NameScope;
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use PHPStan\PhpDocParser\Ast\Type\IdentifierTypeNode;
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use PHPStan\PhpDocParser\Ast\Type\TypeNode;
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use PHPStan\Reflection\ClassReflection;
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use PHPStan\Reflection\ReflectionProvider;
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use PHPStan\Type\BooleanType;
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use PHPStan\Type\FloatType;
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use PHPStan\Type\IntegerType;
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use PHPStan\Type\IterableType;
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use PHPStan\Type\MixedType;
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use PHPStan\Type\ObjectType;
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use PHPStan\Type\StaticType;
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use PHPStan\Type\StringType;
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use PHPStan\Type\Type;
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use PHPStan\Type\UnionType;
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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\NodeNameResolver\NodeNameResolver;
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use Rector\NodeTypeResolver\Node\AttributeKey;
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use Rector\StaticTypeMapper\Contract\PhpDocParser\PhpDocTypeMapperInterface;
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use Rector\StaticTypeMapper\Mapper\ScalarStringToTypeMapper;
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use Rector\StaticTypeMapper\ValueObject\Type\FullyQualifiedObjectType;
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use Rector\StaticTypeMapper\ValueObject\Type\ParentStaticType;
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use Rector\StaticTypeMapper\ValueObject\Type\SelfObjectType;
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use Rector\TypeDeclaration\PHPStan\ObjectTypeSpecifier;
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/**
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* @implements PhpDocTypeMapperInterface<IdentifierTypeNode>
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*/
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final class IdentifierTypeMapper implements PhpDocTypeMapperInterface
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{
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/**
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* @readonly
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* @var \Rector\TypeDeclaration\PHPStan\ObjectTypeSpecifier
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*/
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private $objectTypeSpecifier;
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/**
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* @readonly
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* @var \Rector\StaticTypeMapper\Mapper\ScalarStringToTypeMapper
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*/
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private $scalarStringToTypeMapper;
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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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/**
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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 \PHPStan\Reflection\ReflectionProvider
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*/
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private $reflectionProvider;
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public function __construct(ObjectTypeSpecifier $objectTypeSpecifier, ScalarStringToTypeMapper $scalarStringToTypeMapper, BetterNodeFinder $betterNodeFinder, NodeNameResolver $nodeNameResolver, ReflectionProvider $reflectionProvider)
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{
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$this->objectTypeSpecifier = $objectTypeSpecifier;
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$this->scalarStringToTypeMapper = $scalarStringToTypeMapper;
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$this->betterNodeFinder = $betterNodeFinder;
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$this->nodeNameResolver = $nodeNameResolver;
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$this->reflectionProvider = $reflectionProvider;
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}
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public function getNodeType() : string
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{
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return IdentifierTypeNode::class;
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}
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/**
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* @param IdentifierTypeNode $typeNode
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*/
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public function mapToPHPStanType(TypeNode $typeNode, Node $node, NameScope $nameScope) : Type
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{
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$type = $this->scalarStringToTypeMapper->mapScalarStringToType($typeNode->name);
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if (!$type instanceof MixedType) {
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return $type;
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}
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if ($type->isExplicitMixed()) {
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return $type;
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}
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$loweredName = \strtolower($typeNode->name);
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if ($loweredName === ObjectReference::SELF) {
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return $this->mapSelf($node);
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}
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if ($loweredName === ObjectReference::PARENT) {
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return $this->mapParent($node);
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}
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if ($loweredName === ObjectReference::STATIC) {
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return $this->mapStatic($node);
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}
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if ($loweredName === 'iterable') {
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return new IterableType(new MixedType(), new MixedType());
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}
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if (\strncmp($typeNode->name, '\\', \strlen('\\')) === 0) {
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$typeWithoutPreslash = Strings::substring($typeNode->name, 1);
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$objectType = new FullyQualifiedObjectType($typeWithoutPreslash);
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} else {
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if ($typeNode->name === 'scalar') {
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// pseudo type, see https://www.php.net/manual/en/language.types.intro.php
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$scalarTypes = [new BooleanType(), new StringType(), new IntegerType(), new FloatType()];
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return new UnionType($scalarTypes);
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}
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$objectType = new ObjectType($typeNode->name);
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}
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$scope = $node->getAttribute(AttributeKey::SCOPE);
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return $this->objectTypeSpecifier->narrowToFullyQualifiedOrAliasedObjectType($node, $objectType, $scope);
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}
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/**
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* @return \PHPStan\Type\MixedType|\Rector\StaticTypeMapper\ValueObject\Type\SelfObjectType
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*/
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private function mapSelf(Node $node)
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{
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// @todo check FQN
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$className = $this->resolveClassName($node);
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if (!\is_string($className)) {
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// self outside the class, e.g. in a function
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return new MixedType();
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}
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return new SelfObjectType($className);
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}
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/**
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* @return \Rector\StaticTypeMapper\ValueObject\Type\ParentStaticType|\PHPStan\Type\MixedType
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*/
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private function mapParent(Node $node)
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{
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$className = $this->resolveClassName($node);
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if (!\is_string($className)) {
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// parent outside the class, e.g. in a function
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return new MixedType();
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}
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/** @var ClassReflection $classReflection */
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$classReflection = $this->reflectionProvider->getClass($className);
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$parentClassReflection = $classReflection->getParentClass();
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if (!$parentClassReflection instanceof ClassReflection) {
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return new MixedType();
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}
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return new ParentStaticType($parentClassReflection);
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}
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/**
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* @return \PHPStan\Type\MixedType|\PHPStan\Type\StaticType
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*/
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private function mapStatic(Node $node)
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{
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$className = $this->resolveClassName($node);
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if (!\is_string($className)) {
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// static outside the class, e.g. in a function
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return new MixedType();
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}
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/** @var ClassReflection $classReflection */
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$classReflection = $this->reflectionProvider->getClass($className);
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return new StaticType($classReflection);
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}
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private function resolveClassName(Node $node) : ?string
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{
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$classLike = $node instanceof ClassLike ? $node : $this->betterNodeFinder->findParentType($node, ClassLike::class);
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if (!$classLike instanceof ClassLike) {
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return null;
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}
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$className = $this->nodeNameResolver->getName($classLike);
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if (!\is_string($className)) {
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return null;
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}
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if (!$this->reflectionProvider->hasClass($className)) {
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return null;
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}
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return $className;
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}
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}
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