'use strict';

class ArrayToQueueAdapter {

#array = null;

constructor(array) {

if (!Array.isArray(array)) {

throw new Error('Array instance expected');

}

this.#array = array;

}

enqueue(data) {

this.#array.push(data);

}

dequeue() {

return this.#array.pop();

}

get count() {

return this.#array.length;

}

}

// Usage

const queue = new ArrayToQueueAdapter([]);

queue.enqueue('uno');

queue.enqueue('due');

queue.enqueue('tre');

while (queue.count) {

console.log(queue.dequeue());

}