Method parse

src/tools/CliOptions.java:75–84

Parse the command line arguments with the given options. @param opt,ions Options to parse in the given args. @param args Command line arguments to parse. @return The remainder of the command line or null if args were invalid and couldn't be parsed.

(final ArgP argp, String[] args)

   * {@code null} if {@code args} were invalid and couldn't be parsed.
   */
  static String[] parse(final ArgP argp, String[] args) {
    try {
      args = argp.parse(args);
    } catch (IllegalArgumentException e) {
      System.err.println("Invalid usage.  " + e.getMessage());
      System.exit(2);
    }
    honorVerboseFlag(argp);
    return args;
  }

  /**
   * Attempts to load a configuration given a file or default files