kziv

### Keybase proof

I hereby claim:

  * I am kziv on github.
  * I am kziv (https://keybase.io/kziv) on keybase.
  * I have a public key ASAU15Tjxp5xpKHwhWrB1EIMMmG_lSWvt4_yUFLTULaalQo

To claim this, I am signing this object:

kziv

joinWithConjunction(arr, delimiter, conjunction = 'and', useOxfordComma = true) {
  switch (arr.length) {
    case 0:
    case 1:
      // Use join behavior for these
      return arr.join(delimiter);
    case 2:
      return arr.join(` ${conjunction} `);
    default:
      // We don't use a space between the two to make it work like String.join()