Function formatList

lib/internal/errors.js:1066–1075

* Create a list string in the form like 'A and B' or 'A, B, ..., and Z'. * We cannot use Intl.ListFormat because it's not available in * --without-intl builds. * @param {string[]} array An array of strings. * @param {string} [type] The list type to be inserted before the last element. * @return

(array, type = 'and')

 * @returns {string}
 */
function formatList(array, type = 'and') {
  switch (array.length) {
    case 0: return '';
    case 1: return `${array[0]}`;
    case 2: return `${array[0]} ${type} ${array[1]}`;
    case 3: return `${array[0]}, ${array[1]}, ${type} ${array[2]}`;
    default:
      return `${ArrayPrototypeJoin(ArrayPrototypeSlice(array, 0, -1), ', ')}, ${type} ${array[array.length - 1]}`;
  }
}

module.exports = {
  AbortError,