@NotNull
  private static JComponent createSeparatorPanel(@NotNull LineSeparator separator) {
    JLabel label = new JLabel(separator.toString());
    Color color;
    if (separator == LineSeparator.CRLF) {
      color = JBColor.RED;
    }
    else if (separator == LineSeparator.LF) {
      color = JBColor.BLUE;
    }
    else if (separator == LineSeparator.CR) {
      color = JBColor.MAGENTA;
    }
    else {
      color = JBColor.BLACK;
    }
    label.setForeground(color);
    return label;
  }
@NotNull
  private static JComponent createSeparatorPanel(@NotNull LineSeparator separator)