'use strict'

const DoublyLinkedListIterator = require('./DoublyLinkedListIterator')
/**
 * Thin wrapper around an underlying DDL iterator
 */
class DequeIterator extends DoublyLinkedListIterator {
  next () {
    const result = super.next()

    // unwrap the node...
    if (result.value) {
      result.value = result.value.data
    }

    return result
  }
}

module.exports = DequeIterator