public function add(array $useStatement)
    {
        foreach ($useStatement['aliases'] as $alias) {
            if (isset($alias['alias'])) {
                $this->aliases[$alias['alias']] = $alias['name'];
            } else {
                $parts = explode('\\', $alias['name']);
                $implicitAlias = $parts[\count($parts) - 1];
                $this->aliases[$implicitAlias] = $alias['name'];
            }
        }
    }