ValidateExampleParametersElseShowHelpTextAndExit(string[] args)
 {
     ShowHelpTextAndExitImmediatelyIf(args.Length == 0);
     ShowHelpTextAndExitImmediatelyIf(HelpOptions.Contains(args[0].TrimStart('/').TrimStart('-')));
     var(someFiles, someKeys) = ParseArgs.GetSomeFileNamesAndKeys(args);
     ShowHelpTextAndExitImmediatelyIf(someFiles.Length == 0 && someKeys.Count == 0);
     return(someFiles, someKeys);
 }