code: private static CowFace getCowFace(final CommandLine commandLine) {
  		CowFace cowFace;
  		cowFace = new CowFace();
  		if (commandLine.hasOption(CowsayCli.Opt.EYES.toString())) {
  			cowFace.setEyes(commandLine.getOptionValue(CowsayCli.Opt.EYES.toString()));
  		}
  		if (commandLine.hasOption(CowsayCli.Opt.TONGUE.toString())) {
  			cowFace.setTongue(commandLine.getOptionValue(CowsayCli.Opt.TONGUE.toString()));
  		}
  		return cowFace;
  	}
docs: Get a regular cow face optionally formatted with custom eyes and tongue from the command line.
  @param commandLine The command line with user options.
  @return A regular cowface, possibly formatted with custom tongue and/or eyes.