Merge pull request #13155 from quarto-dev/feature/pandoc-reader

lua,rawblock - recognize and process pandoc-reader:LANG blocks

Author: cscheid

news/changelog-1.8.md

@@ -130,4 +130,8 @@ All changes included in 1.8:
 - ([#12782](https://github.com/quarto-dev/quarto-cli/pull/12782)): fix bug on `safeRemoveDirSync`'s detection of safe directory boundaries.
 - ([#12853](https://github.com/quarto-dev/quarto-cli/issues/12853)): fix replaceAll() escaping issue with embedded notebooks containing `$` in their Markdown.
 - ([#12939](https://github.com/quarto-dev/quarto-cli/pull/12939)): Upgrade `mermaidjs` to 11.6.0.
-- ([#13164](https://github.com/quarto-dev/quarto-cli/pull/13164)): add `julia` to execute schema to allow autocomplete suggestions. (@mcanouil)
+- ([#13164](https://github.com/quarto-dev/quarto-cli/pull/13164)): add `julia` to execute schema to allow autocomplete suggestions. (@mcanouil)
+
+## Quarto Internals
+
+- ([#13155](https://github.com/quarto-dev/quarto-cli/pull/13155)): Process `pandoc-reader-FORMAT` raw blocks through `pandoc.read(FORMAT)`

src/resources/filters/normalize/extractquartodom.lua

@@ -28,7 +28,10 @@ function parse_md_in_html_rawblocks()
     end,
     RawBlock = function(raw)
       local result
-      if raw.format == "pandoc-native" then
+      if raw.format:sub(1, 14) == "pandoc-reader-" then
+        -- this is a pandoc reader format, so we can read it directly
+        result = pandoc.read(raw.text, raw.format:sub(15)).blocks
+      elseif raw.format == "pandoc-native" then
         result = pandoc.read(raw.text, "native").blocks
       elseif raw.format == "pandoc-json" then
         result = pandoc.read(raw.text, "json").blocks
@@ -39,7 +42,10 @@ function parse_md_in_html_rawblocks()
     end,
     RawInline = function(raw)
       local result
-      if raw.format == "pandoc-native" then
+      if raw.format:sub(1, 14) == "pandoc-reader-" then
+        -- this is a pandoc reader format, so we can read it directly
+        result = quarto.utils.as_inlines(pandoc.read(raw.text, raw.format:sub(15)).blocks)
+      elseif raw.format == "pandoc-native" then
         result = quarto.utils.as_inlines(pandoc.read(raw.text, "native").blocks)
       elseif raw.format == "pandoc-json" then
         -- let's try to be minimally smart here, and handle lists differently from a single top-level element

tests/docs/smoke-all/rawblock-features/pandoc-reader.qmd

@@ -0,0 +1,21 @@
+---
+format: html
+_quarto:
+  tests:
+    html:
+      ensureHtmlElements:
+        - - table
+          - em
+---
+
+```{=pandoc-reader-markdown}
++-------+--------+
+| col1  | col2   |
++-------+--------+
+| row   | value  |
++-------+--------+
+```
+
+```{=pandoc-reader-latex}
+\emph{emphasis}
+```