import type { Async } from "./model";
export declare const foldM_: <R, E, A, R1, E1, A1, R2, E2, A2>(
   async: Async<R, E, A>,
   f: (e: E) => Async<R1, E1, A1>,
   g: (a: A) => Async<R2, E2, A2>
) => Async<R & R1 & R2, E1 | E2, A1 | A2>;
export declare const foldM: <E, A, R1, E1, A1, R2, E2, A2>(
   f: (e: E) => Async<R1, E1, A1>,
   g: (a: A) => Async<R2, E2, A2>
) => <R>(async: Async<R, E, A>) => Async<R & R1 & R2, E1 | E2, A1 | A2>;
export declare const fold_: <R, E, A, B, C>(
   async: Async<R, E, A>,
   f: (e: E) => B,
   g: (a: A) => C
) => Async<R, never, B | C>;
export declare const fold: <E, A, B, C>(
   f: (e: E) => B,
   g: (a: A) => C
) => <R>(async: Async<R, E, A>) => Async<R, never, B | C>;
export declare const catchAll_: <R, E, A, R1, E1, A1>(
   async: Async<R, E, A>,
   f: (e: E) => Async<R1, E1, A1>
) => Async<R & R1, E1, A | A1>;
export declare const catchAll: <E, R1, E1, A1>(
   f: (e: E) => Async<R1, E1, A1>
) => <R, A>(async: Async<R, E, A>) => Async<R & R1, E1, A1 | A>;
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