private void append(@Nullable TextChunk textChunk, @NotNull FragmentNode node) {
    if (textChunk != null) {
      SimpleTextAttributes attributes = textChunk.getSimpleAttributesIgnoreBackground();
      append(textChunk.getText(), patchMainTextAttrs(attributes, node), true);
    }
  }
private void append(@Nullable TextChunk textChunk, @NotNull FragmentNode node)