import { MutableQueue } from "@tsplus/stdlib/collections/mutable/MutableQueue/definition";
import { DoublyLinkedList } from "@tsplus/stdlib/collections/mutable/DoublyLinkedList";
import { Hash } from "@tsplus/stdlib/structure/Hash";
import { Equals } from "@tsplus/stdlib/structure/Equals";
import { Collection } from "@tsplus/stdlib/collections/Collection/definition";
import { Chunk } from "@tsplus/stdlib/collections/Chunk/definition";
import { MutableQueueSym } from "@tsplus/stdlib/collections/mutable/MutableQueue/definition";
export declare class Unbounded<A> implements MutableQueue<A> {
    readonly [MutableQueueSym]: MutableQueueSym;
    private queue;
    [Hash.sym](): number;
    [Equals.sym](that: unknown): boolean;
    get size(): number;
    get isEmpty(): boolean;
    get isFull(): boolean;
    get capacity(): number;
    offer(a: A): boolean;
    offerAll(as: Collection<A>): Chunk<A>;
    poll<D>(a: D): A | D;
    pollUpTo(n: number): Chunk<A>;
    [Symbol.iterator](): Iterator<A>;
}
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