ollyg

const zip = (arr, ...arrs) => {
  return arr.map((val, i) => arrs.reduce((a, arr) => [...a, arr[i]], [val]))
}

const cidrToRegex = cidr => {
  const [ip, prefix] = cidr.split('/')

  const base = ip
    .split('.')
    .map(val => parseInt(val))