import * as Tp from "../../Collections/Immutable/Tuple"
import * as O from "../../Option"
import type { Stream } from "./definitions"
/**
 * Zips each element with the previous element. Initially accompanied by `None`.
 */
export declare function zipWithPrevious<R, E, O>(
  self: Stream<R, E, O>
): Stream<R, E, Tp.Tuple<[O.Option<O>, O]>>
//# sourceMappingURL=zipWithPrevious.d.ts.map
