mirror of https://github.com/rectorphp/rector.git
117 lines
4.6 KiB
PHP
117 lines
4.6 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\StaticTypeMapper\Naming;
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use PhpParser\Node;
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use PhpParser\Node\Stmt\ClassLike;
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use PhpParser\Node\Stmt\GroupUse;
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use PhpParser\Node\Stmt\Use_;
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use PhpParser\Node\Stmt\UseUse;
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use PHPStan\Analyser\NameScope;
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use PHPStan\Analyser\Scope;
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use PHPStan\Reflection\ClassReflection;
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use PHPStan\Type\Generic\TemplateTypeMap;
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use PHPStan\Type\Type;
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use Rector\BetterPhpDocParser\PhpDocInfo\PhpDocInfoFactory;
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use Rector\Core\PhpParser\Node\BetterNodeFinder;
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use Rector\Naming\Naming\UseImportsResolver;
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use Rector\NodeTypeResolver\Node\AttributeKey;
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use Rector\StaticTypeMapper\StaticTypeMapper;
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use RectorPrefix202305\Symfony\Contracts\Service\Attribute\Required;
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/**
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* @see https://github.com/phpstan/phpstan-src/blob/8376548f76e2c845ae047e3010e873015b796818/src/Analyser/NameScope.php#L32
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*/
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final class NameScopeFactory
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{
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/**
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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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* @var \Rector\BetterPhpDocParser\PhpDocInfo\PhpDocInfoFactory
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*/
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private $phpDocInfoFactory;
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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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/**
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* @var \Rector\Naming\Naming\UseImportsResolver
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*/
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private $useImportsResolver;
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// This is needed to avoid circular references
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/**
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* @required
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*/
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public function autowire(PhpDocInfoFactory $phpDocInfoFactory, StaticTypeMapper $staticTypeMapper, BetterNodeFinder $betterNodeFinder, UseImportsResolver $useImportsResolver) : void
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{
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$this->phpDocInfoFactory = $phpDocInfoFactory;
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$this->staticTypeMapper = $staticTypeMapper;
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$this->betterNodeFinder = $betterNodeFinder;
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$this->useImportsResolver = $useImportsResolver;
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}
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public function createNameScopeFromNodeWithoutTemplateTypes(Node $node) : NameScope
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{
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$scope = $node->getAttribute(AttributeKey::SCOPE);
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$namespace = $scope instanceof Scope ? $scope->getNamespace() : null;
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$uses = $this->useImportsResolver->resolveForNode($node);
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$usesAliasesToNames = $this->resolveUseNamesByAlias($uses);
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if ($scope instanceof Scope && $scope->getClassReflection() instanceof ClassReflection) {
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$classReflection = $scope->getClassReflection();
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$className = $classReflection->getName();
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} else {
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$className = null;
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}
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return new NameScope($namespace, $usesAliasesToNames, $className);
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}
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public function createNameScopeFromNode(Node $node) : NameScope
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{
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$nameScope = $this->createNameScopeFromNodeWithoutTemplateTypes($node);
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$templateTypeMap = $this->templateTemplateTypeMap($node);
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return new NameScope($nameScope->getNamespace(), $nameScope->getUses(), $nameScope->getClassName(), null, $templateTypeMap);
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}
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/**
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* @param Use_[]|GroupUse[] $useNodes
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* @return array<string, string>
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*/
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private function resolveUseNamesByAlias(array $useNodes) : array
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{
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$useNamesByAlias = [];
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foreach ($useNodes as $useNode) {
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$prefix = $this->useImportsResolver->resolvePrefix($useNode);
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foreach ($useNode->uses as $useUse) {
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/** @var UseUse $useUse */
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$aliasName = $useUse->getAlias()->name;
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// uses must be lowercase, as PHPStan lowercases it
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$lowercasedAliasName = \strtolower($aliasName);
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$useNamesByAlias[$lowercasedAliasName] = $prefix . $useUse->name->toString();
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}
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}
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return $useNamesByAlias;
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}
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private function templateTemplateTypeMap(Node $node) : TemplateTypeMap
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{
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$nodeTemplateTypes = $this->resolveTemplateTypesFromNode($node);
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$classLike = $this->betterNodeFinder->findParentType($node, ClassLike::class);
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$classTemplateTypes = [];
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if ($classLike instanceof ClassLike) {
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$classTemplateTypes = $this->resolveTemplateTypesFromNode($classLike);
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}
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$templateTypes = \array_merge($nodeTemplateTypes, $classTemplateTypes);
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return new TemplateTypeMap($templateTypes);
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}
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/**
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* @return Type[]
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*/
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private function resolveTemplateTypesFromNode(Node $node) : array
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{
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$phpDocInfo = $this->phpDocInfoFactory->createFromNodeOrEmpty($node);
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$templateTypes = [];
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foreach ($phpDocInfo->getTemplateTagValueNodes() as $templateTagValueNode) {
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$templateTypes[$templateTagValueNode->name] = $this->staticTypeMapper->mapPHPStanPhpDocTypeToPHPStanType($templateTagValueNode, $node);
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}
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return $templateTypes;
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}
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}
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