public static function addInstallers(Config $config, Composer $composer, IOInterface $io)
    {
        $im = $composer->getInstallationManager();

        $im->addInstaller(new BowerInstaller($config, $io, $composer, Assets::createType('bower')));
        $im->addInstaller(new AssetInstaller($config, $io, $composer, Assets::createType('npm')));
    }