*/ private $fullyQualifiedNameByHash = []; public function __construct(UseImportNameMatcher $useImportNameMatcher, UseImportsResolver $useImportsResolver, ReflectionProvider $reflectionProvider) { $this->useImportNameMatcher = $useImportNameMatcher; $this->useImportsResolver = $useImportsResolver; $this->reflectionProvider = $reflectionProvider; } public function resolveTagFullyQualifiedName(string $tag, Node $node) : string { $uniqueId = $tag . \spl_object_id($node); if (isset($this->fullyQualifiedNameByHash[$uniqueId])) { return $this->fullyQualifiedNameByHash[$uniqueId]; } $tag = \ltrim($tag, '@'); $uses = $this->useImportsResolver->resolve(); $fullyQualifiedClass = $this->resolveFullyQualifiedClass($uses, $node, $tag); if ($fullyQualifiedClass === null) { $fullyQualifiedClass = $tag; } $this->fullyQualifiedNameByHash[$uniqueId] = $fullyQualifiedClass; return $fullyQualifiedClass; } /** * @param array $uses */ private function resolveFullyQualifiedClass(array $uses, Node $node, string $tag) : ?string { $scope = $node->getAttribute(AttributeKey::SCOPE); if ($scope instanceof Scope) { $namespace = $scope->getNamespace(); if ($namespace !== null) { $namespacedTag = $namespace . '\\' . $tag; if ($this->reflectionProvider->hasClass($namespacedTag)) { return $namespacedTag; } if (\strpos($tag, '\\') === \false) { return $this->resolveAsAliased($uses, $tag); } if ($this->isPreslashedExistingClass($tag)) { // Global or absolute Class return $tag; } } } return $this->useImportNameMatcher->matchNameWithUses($tag, $uses); } /** * @param array $uses */ private function resolveAsAliased(array $uses, string $tag) : ?string { foreach ($uses as $use) { $prefix = $this->useImportsResolver->resolvePrefix($use); foreach ($use->uses as $useUse) { if (!$useUse->alias instanceof Identifier) { continue; } if ($useUse->alias->toString() === $tag) { return $prefix . $useUse->name->toString(); } } } return $this->useImportNameMatcher->matchNameWithUses($tag, $uses); } private function isPreslashedExistingClass(string $tag) : bool { if (\strncmp($tag, '\\', \strlen('\\')) !== 0) { return \false; } return $this->reflectionProvider->hasClass($tag); } }