util

util.js

const getURLParameters = url =>
  (url.match(/([^?=&]+)(=([^&]*))/g) || []).reduce(
    (a, v) => ((a[v.slice(0, v.indexOf('='))] = v.slice(v.indexOf('=') + 1)), a),
    {}
  );


function extractRootDomain(d) {
  return /^([\d.]+|[a-z-]+)$/.test(d) ? d : d.split('.').slice(-2).join('.')
}

// compose
const prepose = (f, g) => (...args) => f(g(...args))
const compose2 = (...fns) => fns.reduce(prepose)

const compose = (...fns) => fns.reduce((f, g) => (...args) => f(g(...args)))