Method pick

repos/effect/packages/effect/src/Optic.ts:1123–1125

(keys: any)

        Result.flatMap(this.getResult(s), (as) => this.replaceResult(as.map(f), s)),
        () => s
      )
  }
}

class IsoImpl<S, A> extends OptionalImpl<S, A> implements Iso<S, A> {
  readonly get: (s: S) => A