package example object Main extends App { val cmd = new commando.Command("xorc") { val version = named("version", 'V') .action(() => println("version 1")) named("verbose", 'v') .optionalArg("level") .action(level => println(s"level $level")) positional("FILES") .action { s => val f = new java.io.File(s) if (!f.exists()) error(s"File $s does not exit") println(f) } .repeat() val comp = named("completion") .action(() => println(completion())) } cmd.parse(args) match { case None => case Some(error) => println(error) sys.exit(1) } }