%% my $default = { color => '#000000', size => 14 };
%% format(normal     => $default.merge({}));
%% format(date       => $default.merge({ num_format => 'd-mmm' }));
%% format(money      => $default.merge({ bold       => true(),    num_format => '_(¥* #,##0.00_);_(¥* (#,##0.00);_(¥* -??_);_(@_)'}));
%% format(title      => $default.merge({ bg_color   => '#c6d9f0', pattern    => 'solid' }));
%% format(bold       => $default.merge({ bold       => true() }));
%% format(bold_money => $default.merge({ bold       => true(),    num_format => '_(¥* #,##0.00_);_(¥* (#,##0.00);_(¥* -??_);_(@_)'}));
{
   "selection"  : 0,
   "worksheets" : [
      {
         "column_widths" : [ 14.6, 18.5, 15.8, 12.2 ],
         "name"          : "Report 1",
         "selection"     : [ 1, 9 ],
         "row_heights"   : [ 25, 18, 18, 18 ],
         "cells"         : [
            [
               [% c("Descriptions", "title") %],
               [% c("Numbers",      "title") %],
               [% c("Dates",        "title") %],
               [% c("Money",        "title") %]
            ],
            %% for $rows -> $row {
            [
               [% c($row.description, "normal")              %],
               [% c($row.number,      "normal", "number")    %],
               [% c($row.date,        "date",   "date_time") %],
               [% c($row.money,       "money",  "number")    %]
            ],
            %% }
            [
               [% c("Totals:", "bold") %],
               [% c(
                  $rows.map(-> $a { $a.number }).reduce(-> $a, $b { $a + $b }),
                  "bold",
                  "number",
                  formula => 'SUM(B2:B' ~ ($rows.size() + 1) ~ ')',
               ) %],
               [% c("", "bold") %],
               [% c(
                  $rows.map(-> $a { $a.money }).reduce(-> $a, $b { $a + $b }),
                  "bold_money",
                  "number",
                  formula => 'SUM(D2:D' ~ ($rows.size() + 1) ~ ')',
               ) %]
            ]
         ]
      }
   ]
}