mityaua

const promiseAll = (promises) => {
  return new Promise((resolve, reject) => {
    let results = [];
    let completed = 0;

    promises.forEach((promise, index) => {
      promise
        .then((value) => {
          completed += 1;
          results[index] = { status: "fulfilled", value };

mityaua

const validatePhoneNumber = (phone: string): boolean => {
  const regExp = /\+38\s\(0(39|50|63|66|67|68|70|73|90|91|92|93|94|95|96|97|98|99)\)\s[\d]{3}-[\d]{2}-[\d]{2}/g;
  return regExp.test(phone);
};

mityaua

const checkByLuhn = (card: string): boolean => {
  if (!card) {
    return false;
  }

  let checksum: number = 0;

  const digits: number[] = card.split("").map(Number);

  for (let i = 0; i < digits.length; i += 1) {

mityaua

@mixin for-size($range) {
  $mobile: 480px;
  $tablet: 768px;
  $desktop: 1280px;

  @if $range == mobile-only {
    @media screen and (max-width: #{$mobile - 1}) { @content; }
  } @else if $range == mobile {
    @media screen and (min-width: $mobile) { @content; }
  } @else if $range == tablet {