/**
 * Queue adapter for native array
 */
export default class Queue<T> {
    private container;
    /**
     * Make a queue with initial elements (ordered as supplied)
     * @param elements initial elements
     * @returns A newly initialized queue
     */
    static make<T>(...elements: Array<T>): Queue<T>;
    /**
     * Enqueue one or more elements to the queue, processed left to right
     * @param elements the elements to enqueue in sequence
     */
    enqueue(...elements: Array<T>): void;
    /**
     * Dequeue an element from the queue. Returns undefined if queue is empty
     * @returns the first deleted element or undefined
     */
    dequeue(): T | undefined;
    /**
     * Returns the first element in queue without deleting, undefined if queue is empty
     * @returns the first element or undefined
     */
    first(): T | undefined;
    /**
     * Returns the size of the queue.
     * @returns number
     */
    size(): number;
    /**
     * Check if the queue is first
     * @returns boolean true if the size is 0
     */
    isEmpty(): boolean;
}
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