queuer.js

This library include a simple queue

Methods

/**
 * Initialize the queue
 *
 * @param {Array|null} array
 * @returns {Queuer|undefined}
 */
initialize(array);

/**
 * Check if the queue is empty
 *
 * @returns {boolean}
 */
isEmpty();

/**
 * Push an element at the end of the queue
 *
 * @param {Object} element
 * @returns {Queuer|undefined}
 */
enqueue(element);

/**
 * Get the first element of the queue
 *
 * @returns {Object|undefined}
 */
dequeue();

/**
 * Get queue length
 *
 * @returns {number}
 */
length();

/**
 * Delete all objects
 *
 * @returns {boolean}
 */
clear();

/**
 * Get queue as array
 * 
 * @returns {Array}
 */
toArray();

/**
 * Get queue as string
 * 
 * @returns {String}
 */
toString();

Example

const { Queuer } = require('./queuer');

let queuer = new Queuer();

queuer.enqueue(1);
queuer.enqueue(2);
queuer.enqueue(3);
queuer.enqueue(4);
queuer.enqueue(5);
queuer.dequeue(); // 1

queuer.toString(); // 2,3,4,5

queuer.isEmpty(); // false
queuer.length(); // 4
queuer.toArray(); // [2, 3, 4, 5]

for (let item of queuer) {
    item;
}