luan0ap

const addDay = (days = 1) => {
  const date = new Date()
  date.setDate(date.getDate() + days)

  return date
}

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function waitForElm <T extends Element> (selector: string): Promise<T | null> {
  return new Promise(resolve => {
      if (document.querySelector(selector)) {
          return resolve(document.querySelector(selector) as T | null);
      }

      const observer = new MutationObserver(() => {
          if (document.querySelector(selector)) {
              resolve(document.querySelector(selector) as T | null);

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{"words":[{"word":"a","id":1},{"word":"a-","id":2},{"word":"a2 level","id":3},{"word":"a3","id":4},{"word":"a4","id":5},{"word":"a5","id":6},{"word":"aaa","id":7},{"word":"aaas","id":8},{"word":"aad","id":9},{"word":"aadhaar","id":10},{"word":"aam","id":11},{"word":"a — and a half","id":12},{"word":"aapa","id":13},{"word":"aardwolf","id":14},{"word":"aargh","id":15},{"word":"aaronic","id":16},{"word":"aaron's beard","id":17},{"word":"aaron's rod","id":18},{"word":"aarp","id":19},{"word":"a'asia","id":20},{"word":"aasvoel","id":21},{"word":"aau","id":22},{"word":"aaup","id":23},{"word":"ab","id":24},{"word":"ab-","id":25},{"word":"aba","id":26},{"word":"a bad apple","id":27},{"word":"a bad lot","id":28},{"word":"a bad penny always turns up","id":29},{"word":"a bad taste in someone's mouth","id":30},{"word":"a bad workman always blames his tools","id":31},{"word":"a bag of bones","id":32},{"word":"a bag of tricks","id":33},{"word":"abaht","id":34},{"word":"abandon","id":35},{"word":"abandoned","id":36},{"word":

luan0ap

const createElement = (HTMLElementName, { ...HTMLAttributes } = {}) => {
	const $el = document.createElement(HTMLElementName)
  
  for (const key in HTMLAttributes) {
  	$el.setAttribute(key, HTMLAttributes[key])
  }
  
  return $el
}

luan0ap

class Observer {
  #id
  #container
  
  constructor() {
    this.#id = 0
    this.#container = {}
  }

  subscribe(topic, f) {

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class Observable {
    constructor(observer){
      this._observer = observer;
    }

    subscribe(observer) {
      return this._observer(observer)
    }
}

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const memoizer = (fn, initialState = null) => {
  const _cache = initialState || {}

  return (...params) => {
    const _stringified = JSON.stringify(params)

    if (_cache[_stringified] === undefined) {
      const result = fn(...params)
      _cache[_stringified] = result

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function sortVersions (versions = []) {
  const sortByVersionNumber = (vA, vB) => {
    const versionsA = vA.split('.')
    const versionsB = vB.split('.')

    const compareVersionNumbers = (index = 0, lastResult = 0) => {
      const versionNumberA = Number(versionsA[index]) || 0
      const versionNumberB = Number(versionsB[index]) || 0

      if (lastResult === 0) {

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function promiseAll (promises = []) {
    return new Promise((resolve, reject) => {
        let result = []
        let resolvedPromisesCount = 0

        const handle = (index, data) => {
            if (data instanceof Error) {
                return reject(data)
            }

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/**
 * Fill an array with zeros
 * @param n - expected array length
 * @returns Array
 */
const filledEmptyArray  = (n) => {
  const zerosArray = new Array(n)
  
  for (let i=0; i<n; ++i) {
    zerosArray[i] = 0