in dev/src/main/scala/com/gu/anghammarad/Main.scala [104:114]
def useClientFromArguments(args: Arguments): Try[Option[String]] = {
args match {
case JsonArgs(_, _, _) =>
Success(None)
case Specified(_, _, _, _, _, _, _, useClient, _) =>
Success(useClient)
case InitialArgs =>
argParser.showUsageOnError
Fail("No arguments provided, cannot obtain a configuration stage")
}
}