import { Stream } from "@effect/core/stream/Stream/definition";
import { Sample } from "@effect/core/testing/Sample/definition";
/**
 * @tsplus static effect/core/testing/Sample.Ops unfold
 * @tsplus location "@effect/core/testing/Sample/operations/unfold"
 */
export declare function unfold<S, R, A>(s: S, f: (s: S) => readonly [A, Stream<R, never, S>]): Sample<R, A>;
//# sourceMappingURL=unfold.d.ts.map