typescript
https://github.com/microsoft/typescript
TypeScript
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
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- Issues
- `tsserver` diagnostic discrepancy on identifier completion
- Some Playwright types now reported as `any` after upgrading to 5.7.2
- rewriteRelativeImportExtensions does not rewrite the extension for an import expressions unless the file is detected to be a module
- Isolated declarations array types
- Missing `Go to definition` links when accessing properties after `jsdoc` typecast
- Improve call expression source maps
- Type Instantiation is Excessively Deep Error Regression in #37348
- Extend documentation of String.indexOf to mention what happens when substring is not found
- Misleading error message "'{}' and 'number' have no overlap"
- Static Index Signature with Generics
- Docs
- TypeScript not yet supported