list-table: implement header-rows

Author: not-my-profile

list-table/README.md

@@ -119,3 +119,33 @@ For example when we change the first line of the previous example to:
 the second column will be three times as wide as the first column.
 
 <!-- no demo because GFM does not support inline CSS -->
+
+## Header rows
+
+You can configure how many rows are part of the table head
+with the `header-rows` attribute (which defaults to 1).
+
+```
+:::{.list-table header-rows=0}
+   * - row 1, column 1
+     - row 1, column 2
+
+   * - row 2, column 1
+     - row 2, column 2
+:::
+```
+
+results in:
+
+<table>
+<tbody>
+<tr>
+<td>row 1, column 1</td>
+<td>row 1, column 2</td>
+</tr>
+<tr>
+<td>row 2, column 1</td>
+<td>row 2, column 2</td>
+</tr>
+</tbody>
+</table>

list-table/expected.html

@@ -46,3 +46,15 @@
 </tr>
 </tbody>
 </table>
+<table>
+<tbody>
+<tr class="odd">
+<td>row 1, column 1</td>
+<td>row 1, column 2</td>
+</tr>
+<tr class="even">
+<td>row 2, column 1</td>
+<td>row 2, column 2</td>
+</tr>
+</tbody>
+</table>

list-table/list-table.lua

@@ -104,8 +104,14 @@ local function process(div)
         table.insert(rows, row)
     end
 
+    local header_row_count = tonumber(div.attr.attributes['header-rows']) or 1
+    div.attr.attributes['header-rows'] = nil
+
     local colspecs = get_colspecs(div.attr.attributes, #rows[1][2])
-    local thead_rows = {table.remove(rows, 1)}
+    local thead_rows = {}
+    for i = 1, header_row_count do
+        table.insert(thead_rows, table.remove(rows, 1))
+    end
 
     local table_foot = {{}, {}};
     return pandoc.Table(

list-table/sample.md

@@ -26,3 +26,10 @@
      - row 3, column 2
 :::
 
+:::{.list-table header-rows=0}
+   * - row 1, column 1
+     - row 1, column 2
+
+   * - row 2, column 1
+     - row 2, column 2
+:::