axe

See #3159

Even though they seem like they should, things like this just don't work well:

  <div role="button" id="pass7" tabindex="0">
    <button aria-hidden="true" tabindex="-1">hidden</button> text
  </div>
  <div role=checkbox aria-checked=true tabindex=0 aria-label=foo>
    <input type=checkbox aria-hidden=true tabindex=-1> <!-- visually hidden -->
  </div>

The but

Microsoft has tsdoc, which allows extracting comments from the source. It is built with TypeScript in mind.

I'd love a future where we can pull out the documentation and put it into a markdown file.

Potential next steps

• Try out tsdoc, and parse the files, starting at the index
• Generate a markdown document for it. There might be a library to do t