type-fest
https://github.com/sindresorhus/type-fest
TypeScript
A collection of essential TypeScript types
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Help out
- Issues
- Documentation improvement request: Merge versus intersection
- Improve documentation and tests
- Proposal: `IsUnion`
- Proposal: PickOptionalKeys
- MaybeUndefined (Partial - but with required properties)
- Proposal: FlipOptional
- Improve `Opaque` type to encapsulate unique symbol tag
- Discussion/proposal: better typed decorators
- SnakeCaseProperties doesn't handle PascalCase and UPPERCASE
- `keyof` for Map
- Docs
- TypeScript not yet supported