import { Collection } from "@tsplus/stdlib/collections/Collection/definition";
import { Equals } from "@tsplus/stdlib/structure/Equals";
export declare const ImmutableQueueSym: unique symbol;
export type ImmutableQueueSym = typeof ImmutableQueueSym;
export declare const _A: unique symbol;
export type _A = typeof _A;
/**
 * @tsplus type ImmutableQueue
 */
export interface ImmutableQueue<A> extends Collection<A>, Equals {
    readonly [ImmutableQueueSym]: ImmutableQueueSym;
    readonly [_A]: () => A;
}
/**
 * @tsplus type ImmutableQueue.Ops
 */
export interface ImmutableQueueOps {
    $: ImmutableQueueAspects;
}
export declare const ImmutableQueue: ImmutableQueueOps;
/**
 * @tsplus type ImmutableQueue.Aspects
 */
export interface ImmutableQueueAspects {
}
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