Function unfoldEffect

packages/effect/src/internal/stream.ts:7438–7442

(
  s: S,
  f: (s: S) => Effect.Effect<Option.Option<readonly [A, S]>, E, R>
)

/** @internal */
export const unfoldEffect = <S, A, E, R>(
  s: S,
  f: (s: S) => Effect.Effect<Option.Option<readonly [A, S]>, E, R>
): Stream.Stream<A, E, R> =>
  unfoldChunkEffect(s, (s) => pipe(f(s), Effect.map(Option.map(([a, s]) => [Chunk.of(a), s]))))

const void_: Stream.Stream<void> = succeed(void 0)
export {