mirror of https://github.com/rectorphp/rector.git
182 lines
6.7 KiB
PHP
182 lines
6.7 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\NodeTypeResolver\PhpDocNodeVisitor;
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use PhpParser\Node as PhpParserNode;
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use PhpParser\Node\Identifier;
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use PhpParser\Node\Stmt\GroupUse;
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use PhpParser\Node\Stmt\Use_;
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use PHPStan\Analyser\Scope;
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use PHPStan\PhpDocParser\Ast\Node;
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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\Type\ObjectType;
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use PHPStan\Type\Type;
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use Rector\BetterPhpDocParser\ValueObject\PhpDocAttributeKey;
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use Rector\Core\Configuration\CurrentNodeProvider;
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use Rector\Core\Configuration\Option;
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use Rector\Core\Configuration\Parameter\SimpleParameterProvider;
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use Rector\Core\Exception\ShouldNotHappenException;
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use Rector\Naming\Naming\UseImportsResolver;
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use Rector\NodeTypeResolver\Node\AttributeKey;
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use Rector\NodeTypeResolver\ValueObject\OldToNewType;
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use Rector\PhpDocParser\PhpDocParser\PhpDocNodeVisitor\AbstractPhpDocNodeVisitor;
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use Rector\StaticTypeMapper\StaticTypeMapper;
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use Rector\StaticTypeMapper\ValueObject\Type\ShortenedObjectType;
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final class ClassRenamePhpDocNodeVisitor extends AbstractPhpDocNodeVisitor
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{
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/**
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* @readonly
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* @var \Rector\StaticTypeMapper\StaticTypeMapper
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*/
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private $staticTypeMapper;
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/**
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* @readonly
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* @var \Rector\Core\Configuration\CurrentNodeProvider
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*/
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private $currentNodeProvider;
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/**
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* @readonly
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* @var \Rector\Naming\Naming\UseImportsResolver
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*/
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private $useImportsResolver;
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/**
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* @var OldToNewType[]
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*/
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private $oldToNewTypes = [];
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/**
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* @var bool
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*/
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private $hasChanged = \false;
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public function __construct(StaticTypeMapper $staticTypeMapper, CurrentNodeProvider $currentNodeProvider, UseImportsResolver $useImportsResolver)
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{
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$this->staticTypeMapper = $staticTypeMapper;
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$this->currentNodeProvider = $currentNodeProvider;
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$this->useImportsResolver = $useImportsResolver;
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}
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public function beforeTraverse(Node $node) : void
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{
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if ($this->oldToNewTypes === []) {
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throw new ShouldNotHappenException('Configure "$oldToNewClasses" first');
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}
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$this->hasChanged = \false;
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}
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public function enterNode(Node $node) : ?Node
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{
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if (!$node instanceof IdentifierTypeNode) {
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return null;
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}
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$phpParserNode = $this->currentNodeProvider->getNode();
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if (!$phpParserNode instanceof PhpParserNode) {
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throw new ShouldNotHappenException();
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}
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$virtualNode = $phpParserNode->getAttribute(AttributeKey::VIRTUAL_NODE);
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if ($virtualNode === \true) {
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return null;
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}
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$identifier = clone $node;
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$identifier->name = $this->resolveNamespacedName($identifier, $phpParserNode, $node->name);
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$staticType = $this->staticTypeMapper->mapPHPStanPhpDocTypeNodeToPHPStanType($identifier, $phpParserNode);
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$shouldImport = SimpleParameterProvider::provideBoolParameter(Option::AUTO_IMPORT_NAMES);
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$isNoNamespacedName = \strncmp($identifier->name, '\\', \strlen('\\')) !== 0 && \substr_count($identifier->name, '\\') === 0;
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// tweak overlapped import + rename
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if ($shouldImport && $isNoNamespacedName) {
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return null;
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}
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// make sure to compare FQNs
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$objectType = $this->expandShortenedObjectType($staticType);
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foreach ($this->oldToNewTypes as $oldToNewType) {
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if (!$objectType->equals($oldToNewType->getOldType())) {
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continue;
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}
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$newTypeNode = $this->staticTypeMapper->mapPHPStanTypeToPHPStanPhpDocTypeNode($oldToNewType->getNewType());
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$parentType = $node->getAttribute(PhpDocAttributeKey::PARENT);
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if ($parentType instanceof TypeNode) {
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// mirror attributes
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$newTypeNode->setAttribute(PhpDocAttributeKey::PARENT, $parentType);
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}
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$this->hasChanged = \true;
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return $newTypeNode;
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}
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return null;
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}
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/**
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* @param OldToNewType[] $oldToNewTypes
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*/
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public function setOldToNewTypes(array $oldToNewTypes) : void
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{
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$this->oldToNewTypes = $oldToNewTypes;
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}
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public function hasChanged() : bool
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{
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return $this->hasChanged;
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}
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private function resolveNamespacedName(IdentifierTypeNode $identifierTypeNode, PhpParserNode $phpParserNode, string $name) : string
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{
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if (\strncmp($name, '\\', \strlen('\\')) === 0) {
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return $name;
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}
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if (\strpos($name, '\\') !== \false) {
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return $name;
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}
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$staticType = $this->staticTypeMapper->mapPHPStanPhpDocTypeNodeToPHPStanType($identifierTypeNode, $phpParserNode);
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if (!$staticType instanceof ObjectType) {
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return $name;
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}
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if ($staticType instanceof ShortenedObjectType) {
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return $name;
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}
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$uses = $this->useImportsResolver->resolve();
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$originalNode = $phpParserNode->getAttribute(AttributeKey::ORIGINAL_NODE);
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$scope = $originalNode instanceof PhpParserNode ? $originalNode->getAttribute(AttributeKey::SCOPE) : $phpParserNode->getAttribute(AttributeKey::SCOPE);
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if (!$scope instanceof Scope) {
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if (!$originalNode instanceof PhpParserNode) {
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return $this->resolveNamefromUse($uses, $name);
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}
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return '';
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}
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$namespaceName = $scope->getNamespace();
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if ($namespaceName === null) {
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return $this->resolveNamefromUse($uses, $name);
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}
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if ($uses === []) {
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return $namespaceName . '\\' . $name;
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}
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$nameFromUse = $this->resolveNamefromUse($uses, $name);
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if ($nameFromUse !== $name) {
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return $nameFromUse;
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}
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return $namespaceName . '\\' . $nameFromUse;
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}
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/**
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* @param Use_[]|GroupUse[] $uses
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*/
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private function resolveNamefromUse(array $uses, string $name) : string
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{
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foreach ($uses as $use) {
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$prefix = $this->useImportsResolver->resolvePrefix($use);
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foreach ($use->uses as $useUse) {
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if ($useUse->alias instanceof Identifier) {
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continue;
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}
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$lastName = $useUse->name->getLast();
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if ($lastName === $name) {
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return $prefix . $useUse->name->toString();
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}
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}
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}
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return $name;
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}
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/**
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* @return \PHPStan\Type\ObjectType|\PHPStan\Type\Type
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*/
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private function expandShortenedObjectType(Type $type)
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{
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if ($type instanceof ShortenedObjectType) {
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return new ObjectType($type->getFullyQualifiedName());
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}
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return $type;
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}
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}
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