Phan\Analysis\PreOrderAnalysisVisitor::visitClass PHP Method

    public function visitClass(Decl $node) : Context
    {
        if ($node->flags & \ast\flags\CLASS_ANONYMOUS) {
            $class_name = (new ContextNode($this->code_base, $this->context, $node))->getUnqualifiedNameForAnonymousClass();
        } else {
            $class_name = (string) $node->name;
        }
        assert(!empty($class_name), "Class name cannot be empty");
        $alternate_id = 0;
        // Hunt for the alternate of this class defined
        // in this file
        do {
            $class_fqsen = FullyQualifiedClassName::fromStringInContext($class_name, $this->context)->withAlternateId($alternate_id++);
            if (!$this->code_base->hasClassWithFQSEN($class_fqsen)) {
                throw new CodeBaseException($class_fqsen, "Can't find class {$class_fqsen} - aborting");
            }
            $clazz = $this->code_base->getClassByFQSEN($class_fqsen);
        } while ($this->context->getProjectRelativePath() != $clazz->getFileRef()->getProjectRelativePath() || $this->context->getLineNumberStart() != $clazz->getFileRef()->getLineNumberStart());
        return $clazz->getContext()->withScope($clazz->getInternalScope());
    }