.error

- if @error
  %dl.error
    %dt Class:
    %dd.class=format_module(@error.class)
    %dt Error:
    %dd.description=literal_tag(h @error_description)
    %dt Backtrace:
    %dd.backtrace
      %table.backtrace
        - @error.backtrace.each do | bt |
          %tr
            %td=format_backtrace bt