/**
* Should return (one of)
* array of \App\Service\Vagrant\Host
* null, if no input is given (empty identifier)
*
* @param InputInterface $input
* @param OutputInterface $output
* @return null|array(\App\Service\Vagrant\Host)
*/
public function getHostList(InputInterface $input, OutputInterface $output)
{
$vagrant = new Vagrant();
$inputStr = $input->getArgument("identifier");
if ($inputStr === null) {
return null;
} else {
$hosts = [];
# handle all boxes that match the inputStr
foreach ($vagrant->resolveStr($inputStr) as $id) {
/** @var \App\Service\Vagrant\Host $host */
$host = $vagrant->lookupBox($id);
$hosts[] = $host;
unset($host);
}
return $hosts;
}
}
