/**
 * @since 1.0.0
 */
import type * as Either from "@effect/data/Either";
import type * as Effect from "@effect/io/Effect";
import type * as Exit from "@effect/io/Exit";
import type * as Fiber from "@effect/io/Fiber";
/**
 * @since 1.0.0
 * @category symbols
 */
export declare const MergeStateTypeId: unique symbol;
/**
 * @since 1.0.0
 * @category symbols
 */
export type MergeStateTypeId = typeof MergeStateTypeId;
/**
 * @since 1.0.0
 * @category models
 */
export type MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2> = BothRunning<Env, Err, Err1, Err2, Elem, Done, Done1, Done2> | LeftDone<Env, Err, Err1, Err2, Elem, Done, Done1, Done2> | RightDone<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>;
/**
 * @since 1.0.0
 */
export declare namespace MergeState {
    /**
     * @since 1.0.0
     * @category models
     */
    interface Proto {
        readonly [MergeStateTypeId]: MergeStateTypeId;
    }
}
/**
 * @since 1.0.0
 * @category models
 */
export interface BothRunning<_Env, Err, Err1, _Err2, Elem, Done, Done1, _Done2> extends MergeState.Proto {
    readonly _tag: "BothRunning";
    readonly left: Fiber.Fiber<Err, Either.Either<Done, Elem>>;
    readonly right: Fiber.Fiber<Err1, Either.Either<Done1, Elem>>;
}
/**
 * @since 1.0.0
 * @category models
 */
export interface LeftDone<Env, _Err, Err1, Err2, _Elem, _Done, Done1, Done2> extends MergeState.Proto {
    readonly _tag: "LeftDone";
    readonly f: (exit: Exit.Exit<Err1, Done1>) => Effect.Effect<Env, Err2, Done2>;
}
/**
 * @since 1.0.0
 * @category models
 */
export interface RightDone<Env, Err, _Err1, Err2, _Elem, Done, _Done1, Done2> extends MergeState.Proto {
    readonly _tag: "RightDone";
    readonly f: (exit: Exit.Exit<Err, Done>) => Effect.Effect<Env, Err2, Done2>;
}
/**
 * @since 1.0.0
 * @category constructors
 */
export declare const BothRunning: <Env, Err, Err1, Err2, Elem, Done, Done1, Done2>(left: Fiber.Fiber<Err, Either.Either<Done, Elem>>, right: Fiber.Fiber<Err1, Either.Either<Done1, Elem>>) => MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>;
/**
 * @since 1.0.0
 * @category constructors
 */
export declare const LeftDone: <Env, Err, Err1, Err2, Elem, Done, Done1, Done2>(f: (exit: Exit.Exit<Err1, Done1>) => Effect.Effect<Env, Err2, Done2>) => MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>;
/**
 * @since 1.0.0
 * @category constructors
 */
export declare const RightDone: <Env, Err, Err1, Err2, Elem, Done, Done1, Done2>(f: (exit: Exit.Exit<Err, Done>) => Effect.Effect<Env, Err2, Done2>) => MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>;
/**
 * Returns `true` if the specified value is a `MergeState`, `false` otherwise.
 *
 * @since 1.0.0
 * @category refinements
 */
export declare const isMergeState: (u: unknown) => u is MergeState<unknown, unknown, unknown, unknown, unknown, unknown, unknown, unknown>;
/**
 * Returns `true` if the specified `MergeState` is a `BothRunning`, `false`
 * otherwise.
 *
 * @since 1.0.0
 * @category refinements
 */
export declare const isBothRunning: <Env, Err, Err1, Err2, Elem, Done, Done1, Done2>(self: MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>) => self is BothRunning<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>;
/**
 * Returns `true` if the specified `MergeState` is a `LeftDone`, `false`
 * otherwise.
 *
 * @since 1.0.0
 * @category refinements
 */
export declare const isLeftDone: <Env, Err, Err1, Err2, Elem, Done, Done1, Done2>(self: MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>) => self is LeftDone<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>;
/**
 * Returns `true` if the specified `MergeState` is a `RightDone`, `false`
 * otherwise.
 *
 * @since 1.0.0
 * @category refinements
 */
export declare const isRightDone: <Env, Err, Err1, Err2, Elem, Done, Done1, Done2>(self: MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>) => self is RightDone<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>;
/**
 * @since 1.0.0
 * @category folding
 */
export declare const match: {
    <Env, Err, Err1, Err2, Elem, Done, Done1, Done2, Z>(options: {
        readonly onBothRunning: (left: Fiber.Fiber<Err, Either.Either<Done, Elem>>, right: Fiber.Fiber<Err1, Either.Either<Done1, Elem>>) => Z;
        readonly onLeftDone: (f: (exit: Exit.Exit<Err1, Done1>) => Effect.Effect<Env, Err2, Done2>) => Z;
        readonly onRightDone: (f: (exit: Exit.Exit<Err, Done>) => Effect.Effect<Env, Err2, Done2>) => Z;
    }): (self: MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>) => Z;
    <Env, Err, Err1, Err2, Elem, Done, Done1, Done2, Z>(self: MergeState<Env, Err, Err1, Err2, Elem, Done, Done1, Done2>, options: {
        readonly onBothRunning: (left: Fiber.Fiber<Err, Either.Either<Done, Elem>>, right: Fiber.Fiber<Err1, Either.Either<Done1, Elem>>) => Z;
        readonly onLeftDone: (f: (exit: Exit.Exit<Err1, Done1>) => Effect.Effect<Env, Err2, Done2>) => Z;
        readonly onRightDone: (f: (exit: Exit.Exit<Err, Done>) => Effect.Effect<Env, Err2, Done2>) => Z;
    }): Z;
};
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