typescript
https://github.com/microsoft/typescript
TypeScript
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
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- Issues
- Design Meeting Notes, 12/9/2025
- erasableSyntaxOnly: support commonjs require/exports in .cts files
- Support @deprecated on namespace aliases (ImportEqualsDeclaration)
- [Feature Request] [Typescript Extension] Less redundant inlay hints for arrow function vars/consts
- fix(checker): Allow element access expressions in computed property names if argument is literal
- 🤖 Pick PR #62894 (Handle resolution watching when its...) into release-5.9
- Tweak `isValidHeritageClauseObjectLiteral`
- Don't error on `this` in arrows referencing explicit `typeof globalThis` annotation in parent this container
- Fixes crash when inferring constrained variadic tuple types when source has insufficient fixed elements
- Fix inlay hints for rest tuple tail
- Docs
- TypeScript not yet supported