Fix Typst table wrapping to prevent font family and size spill

src/resources/filters/quarto-post/typst-css-property-processing.lua

@@ -284,14 +284,17 @@ function render_typst_css_property_processing()
     Table = function(tab)
       _warnings = new_table()
       local tabstyle = tab.attributes['style']
+      local has_typst_text = false
       if tabstyle ~= nil then
         for clause in tabstyle:gmatch('([^;]+)') do
           local k, v = to_kv(clause)
           if k == 'font-family' then
             tab.attributes['typst:text:font'] = translate_string_list(v)
+            has_typst_text = true
           end
           if k == 'font-size' then
             tab.attributes['typst:text:size'] = _quarto.format.typst.css.translate_length(v, _warnings)
+            has_typst_text = true
           end
         end
       end
@@ -311,7 +314,13 @@ function render_typst_css_property_processing()
       end
       aggregate_warnings()
       _warnings = nil
-      return tab
+      if not has_typst_text then return tab end
+      -- Create Div wrapper and return false to prevent processing its contents
+      return pandoc.Div({
+        pandoc.RawBlock("typst", "#["),
+        tab,
+        pandoc.RawBlock("typst", "]")
+      }), false
     end,
     Div = function(div)
       _warnings = new_table()

src/resources/filters/quarto-post/typst.lua

@@ -145,4 +145,4 @@ function render_typst_fixups()
       })
     end,
   }
-end
+end

tests/docs/smoke-all/2024/10/23/spilled-font-size.qmd

@@ -0,0 +1,23 @@
+---
+format: typst
+_quarto:
+  tests:
+    typst:
+      ensurePdfRegexMatches:
+        - 
+            - 'Paragraph text before is 11pt'
+            - 'Paragraph text after is 11pt'
+        -
+            - 'Paragraph text after is 6pt'
+
+---
+
+Paragraph text before is `#context text.size`{=typst}.
+
+```{=html}
+<table style="font-size: 8px;">
+    <tr><td>A</td><td>B</td></tr>
+</table>
+```
+
+Paragraph text after is `#context text.size`{=typst}.