index.js

'use strict'
const fs = require('fs')
const cheerio = require('cheerio')
const request = require('request')
var Parent = this
Parent.Anime = function Anime (url) {
  return new Promise((resolve, reject) => {
    request(url, (err, res, body) => { // Send HTTP request to ask for
      if (err) { reject(err); return } // Error handling
      let $ = cheerio.load(body)
      let element = {}
      element.cover = $('.js-scrollfix-bottom > div > a').first().children('img').attr('src')
      element.name = $('span[itemprop="name"]').first().text()
      element.type = $('.dark_text:contains("Type")').first().siblings('a').text()
      element.episodes = $('.dark_text:contains("Episode")').parent().text().replace(/\D+/g, '')
      element.status = $('.dark_text:contains("Status")').parent().children().remove().end().text().trim()
      element.aired = $('.dark_text:contains("Aired")').parent().children().remove().end().text().trim()
      element.premiered = $('.dark_text:contains("Premiered")').first().siblings('a').text()
      element.broadcast = $('.dark_text:contains("Broadcast")').parent().children().remove().end().text().trim()
      element.producers = []
      $('.dark_text:contains("Producers")').siblings('a').each(function(i, elem){
        element.producers.push($(this).text())
      })
      element.licensors = $('.dark_text:contains("Licensors")').first().siblings('a').text()
      element.studios = $('.dark_text:contains("Studios")').first().siblings('a').text()
      element.source = $('.dark_text:contains("Source")').parent().children().remove().end().text().trim()
      element.genres = []
      $('.dark_text:contains("Genres")').first().siblings('a').each(function(elem, i) {
        element.genres.push($(this).text())
      })
      element.duration = $('.dark_text:contains("Duration")').parent().children().remove().end().text().trim()
      element.rating = $('.dark_text:contains("Rating")').parent().children().remove().end().text().trim()
      element.score = $('.score').text().trim()
      element.ranked = $('.dark_text:contains("Ranked")').parent().children().remove().end().text().trim()
      element.popularity = $('.dark_text:contains("Popularity")').parent().children().remove().end().text().trim()
      element.related = []
      $('.anime_detail_related_anime > tbody > tr > td').children('a').each(function(elem, i) {
        element.related.push($(this).text())
      })
      resolve(element)
    })
  })
}
Parent.search = function search(query) {
  var results = []
  return new Promise((resolve, reject) => {
    request(encodeURI('https://myanimelist.net/anime.php?q=' + query), (err, res, body) => {
        if(err){reject(err); return}
        let $ = cheerio.load(body)
        $('.fw-b.fl-l').each(function(i, elem){
          // here i want to create elements
          var newElement = new Parent.Anime($(this).attr('href')).then(function(value){
            results.push(value)
            console.log(results) // returns what it should
          })

        })
        resolve(results) // returns []
    })
  })
}
this.search('some search query').then(function(val){
  console.log(JSON.stringify(val, null, 2))
})