docs: private <T> String format(final T t,
                                final IClassContainer container,
                                final Mode mode) {
          final List<ExportContainer> exportContainers = extractExportContainers(t, container);
  
          final String fieldTabs = buildFieldTab(mode);
  
          final String openValueTag = buildOpenTag(mode);
          final String closeValueTag = buildCloseTag(mode);
          final String valueDelimiter = (isPretty) ? ",\n" : ",";
  
          final StringBuilder builder = new StringBuilder(openValueTag);
  
          final String valueResult = exportContainers.stream()
                  .map(c -> fieldTabs + wrapWithQuotes(c.getExportName()) + ":" + wrapWithQuotes(c, container))
                  .collect(Collectors.joining(valueDelimiter));
  
          builder.append(valueResult)
                  .append(closeValueTag);
  
          return builder.toString();
      }