PHPCfg\AstVisitor\MagicStringResolver::leaveNode PHP Method

    public function leaveNode(Node $node)
    {
        if ($node instanceof Node\Stmt\ClassLike) {
            assert(end($this->classStack) === $node->namespacedName->toString());
            array_pop($this->classStack);
            array_pop($this->parentStack);
        } elseif ($node instanceof Node\Stmt\Function_) {
            assert(end($this->functionStack) === $node->namespacedName->toString());
            array_pop($this->functionStack);
        } elseif ($node instanceof Node\Stmt\ClassMethod) {
            assert(end($this->methodStack) === end($this->classStack) . '::' . $node->name);
            array_pop($this->methodStack);
        }
    }