Function mapOk

mapOk<T, U, E>(r: Result<T, E>, f: (v: T) => U): Result<U, E>
Apply f to the success value (no-op on err). Mirrors Promise.then's shape but synchronous.
Type Parameters
- T
- U
- E
Parameters
- r: Result<T, E>
- f: (v: T) => U
Returns Result<U, E>
- Defined in src/utils/result.ts:73