/**
* Register a Closure based command with the application.
*
* @param string $signature
* @param \Closure $callback
*
* @return \Viserio\Console\Command\ClosureCommand
*/
public function command(string $signature, Closure $callback)
{
$command = new ClosureCommand($signature, $callback);
Cerebro::starting(function ($console) use($command) {
$console->add($command);
});
return $command;
}
