import type * as T from "../../../../Effect/index.js";
import type * as M from "../../../../Managed/index.js";
import type * as C from "../core.js";
/**
 * Executes an effectful fold over the stream of values.
 * Returns a Managed value that represents the scope of the stream.
 */
export declare function runReduceManagedEffect_<R, R1, E, E1, A, S>(self: C.Stream<R, E, A>, s: S, f: (s: S, a: A) => T.Effect<R1, E1, S>): M.Managed<R & R1, E | E1, S>;
/**
 * Executes an effectful fold over the stream of values.
 * Returns a Managed value that represents the scope of the stream.
 *
 * @ets_data_first runReduceManagedEffect_
 */
export declare function runReduceManagedEffect<R1, E1, A, S>(s: S, f: (s: S, a: A) => T.Effect<R1, E1, S>): <R, E>(self: C.Stream<R, E, A>) => M.Managed<R & R1, E1 | E, S>;
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