Human readable list concat from an Array (JavaScript)

listify.js

// see: https://kentcdodds.com/blog/listify-a-java-script-array

function listify(
  array,
  {
    type = 'conjunction',
    style = 'long',
    stringify = JSON.stringify,
    lang = 'en'
  } = {}
) {
  const stringified = array.map(item => stringify(item))
  const formatter = new Intl.ListFormat(lang, {style, type})
  return formatter.format(stringified)
}


const to = `To: ${listify(mentionedMembersNicknames)}`
const didYouMean = `Did you mean ${listify(closeMatches, { type: 'disjunction' })}?`
console.log(to, didYouMean)