@Override
  @NonNls
  @NotNull
  public String getDemoText() {
    try (Reader reader = new InputStreamReader(getClass().getResourceAsStream("SampleDocument.md"), StandardCharsets.UTF_8)) {
      String result = StreamUtil.readText(reader);
      return StringUtil.convertLineSeparators(result);
    }
    catch (IOException ignored) { }

    return "*error loading text*";
  }
@Override
  @NonNls
  @NotNull
  public String getDemoText()