added some jsdoc

[jimmywarting]

Marked version:

Markdown flavor: Markdown.pl|CommonMark|GitHub Flavored Markdown|n/a

Description

• Fixes #### (if fixing a known issue; otherwise, describe issue using the following format)

Contributor

• Test(s) exist to ensure functionality and minimize regression (if no tests added, list tests covering this PR); or,
• no tests required for this PR.
• If submitting new feature, it has been documented in the appropriate places.

Committer

In most cases, this should be a different person than the contributor.

• CI is green (no forced merge required).
• Squash and Merge PR following conventional commit guidelines.

[vercel]

This pull request is being automatically deployed with Vercel (learn more).
To see the status of your deployments, click below or on the icon next to each commit.

marked-website – ./

🔍 Inspect: https://vercel.com/markedjs/marked-website/BRFGHnjRbF6yrCWWSWBX6R6Cs6Mf
✅ Preview: https://marked-website-git-fork-jimmywarting-jsdoc-markedjs.vercel.app

markedjs – ./

🔍 Inspect: https://vercel.com/markedjs-legacy/markedjs/EnWm3c1i4nxTxj98qSzESpvK7Wyo
✅ Preview: https://markedjs-git-fork-jimmywarting-jsdoc-markedjs-legacy.vercel.app

[UziTech]

Thanks for doing this! 💯

[davisjam]

Unobjectionable :)

[github-actions]

🎉 This PR is included in version 4.0.13 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀