Per line spans

[hadley]

• For individual tokens (Fixes Multline strings formatted incorrectly? #139)
• For every line (Fixes highlight() output is missing per-line <span> #122).

[cderv]

This looks good to me.

Some snapshot files need to be updated though. Here are the patch you can apply based on what I get by using the pandoc package to run the tests with specific pandoc version according to your GHA runs

Pandoc 2.10.1

diff --git a/tests/testthat/test-downlit-md-v21.txt b/tests/testthat/test-downlit-md-v21.txt
index d449295..8ac255e 100644
--- a/tests/testthat/test-downlit-md-v21.txt
+++ b/tests/testthat/test-downlit-md-v21.txt
@@ -3,7 +3,7 @@
 
 > cat(downlit_md_string("```\nbase::t(1)\n```"))
 <pre class='chroma'>
-<span class='nf'>base</span><span class='nf'>::</span><span class='nf'><a href='https://rdrr.io/r/base/t.html'>t</a></span><span class='o'>(</span><span class='m'>1</span><span class='o'>)</span></pre>
+<span><span class='nf'>base</span><span class='nf'>::</span><span class='nf'><a href='https://rdrr.io/r/base/t.html'>t</a></span><span class='o'>(</span><span class='m'>1</span><span class='o'>)</span></span></pre>
 
 > cat(downlit_md_string(brio::read_lines(test_path("markdown-table.md"))))
 Table: Caption [`base::t`](https://rdrr.io/r/base/t.html)

Pandoc 2.9.2.1

diff --git a/tests/testthat/test-downlit-md-v20.txt b/tests/testthat/test-downlit-md-v20.txt
index abdb0c2..d8cdc1d 100644
--- a/tests/testthat/test-downlit-md-v20.txt
+++ b/tests/testthat/test-downlit-md-v20.txt
@@ -3,8 +3,7 @@
 
 > cat(downlit_md_string("```\nbase::t(1)\n```"))
 <pre class='chroma'>
-<span class='nf'>base</span><span class='nf'>::</span><span class='nf'><a href='https://rdrr.io/r/base/t.html'>t</a></span><span class='o'>(</span><span class='m'>1</span><span class='o'>)</span>
-</pre>
+<span><span class='nf'>base</span><span class='nf'>::</span><span class='nf'><a href='https://rdrr.io/r/base/t.html'>t</a></span><span class='o'>(</span><span class='m'>1</span><span class='o'>)</span></span></pre>
 
 > cat(downlit_md_string(brio::read_lines(test_path("markdown-table.md"))))
 Table: Caption [`base::t`](https://rdrr.io/r/base/t.html)

Pandoc 2.7.3

previous patch should also fix the runs

If that helps, patchs files are in the zip for use with git apply

patch-file.zip

[hadley]

Thanks for the patches! (And looking forward to the pandoc package 😄)