XLog formatArgs method maybe make app crash if format error!

[tianxiake]

return String.format(format, args); // this not try-catch maybe make app crash if format error!

/**
   * Format a string with arguments.
   *
   * @param format the format string, null if just to concat the arguments
   * @param args   the arguments
   * @return the formatted string
   */
  private String formatArgs(String format, Object... args) {
    if (format != null) {
      return String.format(format, args); // this not try-catch maybe make app crash if format error!
    } else {
      StringBuilder sb = new StringBuilder();
      for (int i = 0, N = args.length; i < N; i++) {
        if (i != 0) {
          sb.append(", ");
        }
        sb.append(args[i]);
      }
      return sb.toString();
    }
  }

[elvishew]

Currently won't fix, you should take care of your format, just as you were calling String.format directly.