import { ImmutableArray } from "@tsplus/stdlib/collections/ImmutableArray/definition";
import { Either } from "@tsplus/stdlib/data/Either/definition";
import type * as P from "@tsplus/stdlib/prelude/ChainRec";
/**
 * @tsplus static ImmutableArray.Ops depthFirstChainRec
 * @tsplus location "@tsplus/stdlib/collections/ImmutableArray/instances/ChainRec"
 */
export declare function depthFirstChainRec<A, B>(a: A, f: (a: A) => ImmutableArray<Either<A, B>>): ImmutableArray<B>;
/**
 * @tsplus static ImmutableArray.Ops DepthFirstChainRec
 * @tsplus location "@tsplus/stdlib/collections/ImmutableArray/instances/ChainRec"
 */
export declare const DepthFirstChainRec: P.ChainRec<import("../definition").ImmutableArrayF>;
/**
 * @tsplus static ImmutableArray.Ops breadthFirstChainRec
 * @tsplus location "@tsplus/stdlib/collections/ImmutableArray/instances/ChainRec"
 */
export declare function breadthFirstChainRec<A, B>(a: A, f: (a: A) => ImmutableArray<Either<A, B>>): ImmutableArray<B>;
/**
 * @tsplus static ImmutableArray.Ops BreadthFirstChainRec
 * @tsplus location "@tsplus/stdlib/collections/ImmutableArray/instances/ChainRec"
 */
export declare const BreadthFirstChainRec: P.ChainRec<import("../definition").ImmutableArrayF>;
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