Missing syntax highlighting in Polyglot Notebook extension
Nobody has claimed this yet.
- Dominant language
- JavaScript
- Stars
- 600
- Forks
- 31
- PR merge metrics
- No merged PRs in 30d
Description
Syntax highlighting in polyglot notebooks are broken after the November update.
This is how a snippet looks in the default theme


This is how a snippet looks with Rosé Pine


Jupyter notebooks using python seems to be working fine. This is just affecting polyglot notebooks with C#, F# and Powershell.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reproducing the issue in the VS Code Polyglot Notebook extension with C#, F#, and PowerShell notebooks, comparing the default and Rosé Pine themes. Check the extension's syntax-highlighting entry points and confirm that highlighting is restored for those languages while Python notebooks remain unaffected.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- csharp, fsharp, javascript, powershell, vscode
- Domain
- devtools, tooling
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100