import { N, B, A } from './baseType';
interface BaseQueue {
    items: A[];
    readonly capacity: N;
    getHead: () => A;
    getTail: () => A;
    size: () => N;
    isEmpty: () => B;
    clear: () => void;
}
interface Queue<T> extends BaseQueue {
    items: T[];
    enqueue: (p: T) => Error | N;
    dequeue: () => T;
    toArray: () => T[];
    clear: () => void;
    reverse: () => void;
    peek: () => T | undefined;
}
interface PriorityQueueNode<T> {
    value: T;
    position: N;
    priority: N;
}
interface PriorityQueue<T> {
    items: PriorityQueueNode<T>[];
    defaultPriority: N;
    enqueue: (element: T, priority?: N, positionFlag?: B, needSetPosition?: B) => Error | N;
    dequeue: () => T;
    highestPriority: () => N | undefined;
    toArray: () => T[];
    getHead: () => T;
    getTail: () => T;
    size: () => N;
    isEmpty: () => B;
    clear: () => void;
    updatePriorityAt: (p: N, v: N, positionFlag?: B) => B;
    updateDimension: (v: N) => void;
    peek: () => T | undefined;
}
export { BaseQueue, Queue, PriorityQueueNode, PriorityQueue };