microsoft / microsoft/TypeScript-TmLanguage
Absence of color when using "in" keyword in terinary operators (JS)
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- Dominant language
- TypeScript
- Stars
- 471
- Forks
- 149
- PR merge metrics
- No merged PRs in 30d
Description
- VS Code Version:
- OS Version:
Steps to Reproduce:
- Enter the following code:
hello = type in _typeIs ? type : 'any' - Notice the absence of color in some tokens (variables and string)

However, when removing in _typeIs, we get:

Does this issue occur when all extensions are disabled?: Yes
Theme: Dark+ (default dark)
Contributor guide
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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
Reproduce the report in VS Code with extensions disabled using the shown JavaScript ternary expression, and compare its token colors with the version without in _typeIs. Done means variables and the string receive the expected syntax highlighting in the Dark+ theme; the issue does not name a grammar file or test to start from.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- javascript, typescript
- Domain
- tooling
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100