type-fest
https://github.com/sindresorhus/type-fest
TypeScript
A collection of essential TypeScript types
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- Issues
- Enforce Casing
- IfType type guards
- Nested structure without index signature is not assignable to `Jsonifiable`
- Proposal: `PickNonNever<Type>`
- Audit all types for whether they need `readonly` modifier
- `ConditionalSimplifyDeep` is not exported from root
- `PartialDeep` make `Date` internal structure partial
- Writable doesn't only strip readonly from the keys
- `PartialOnUndefined` with only 1 level deep
- Creating an exhaustive array from a union type
- Docs
- TypeScript not yet supported