docs: private static int getBOMType(byte[] _bomBytes, int _length) {
  		for (int i = 0; i < BOMBYTES.length; i++) {
  			for (int j = 0; j < _length && j < BOMBYTES[i].length; j++) {
  				if (_bomBytes[j] != BOMBYTES[i][j])
  					break;
  				if (_bomBytes[j] == BOMBYTES[i][j]
  						&& j == BOMBYTES[i].length - 1)
  					return i;
  			}
  		}
  		return NONE;
  	}