import type { Either } from "../../Either";
import { NoSuchElementException } from "../../GlobalExceptions";
import type { Option } from "../../Option";
import type { _E, _R } from "../../support/utils";
import type { Has, Tag } from "../../Has";
import type { Task } from "../Task";
import { Stream } from "./model";
export declare class GenStream<R, E, A> {
   readonly S: Stream<R, E, A>;
   readonly _R: (_R: R) => void;
   readonly _E: () => E;
   readonly _A: () => A;
   constructor(S: Stream<R, E, A>);
   [Symbol.iterator](): Generator<GenStream<R, E, A>, A, any>;
}
export declare const gen: <T extends GenStream<any, any, any>, A>(
   f: (i: {
      <A_1>(_: Tag<A_1>): GenStream<Has<A_1>, never, A_1>;
      <E, A_2>(_: Option<A_2>, onNone: () => E): GenStream<unknown, E, A_2>;
      <A_3>(_: Option<A_3>): GenStream<unknown, NoSuchElementException, A_3>;
      <E_1, A_4>(_: Either<E_1, A_4>): GenStream<unknown, E_1, A_4>;
      <R, E_2, A_5>(_: Task<R, E_2, A_5>): GenStream<R, E_2, A_5>;
      <R_1, E_3, A_6>(_: Stream<R_1, E_3, A_6>): GenStream<R_1, E_3, A_6>;
   }) => Generator<T, A, any>
) => Stream<_R<T>, _E<T>, A>;
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