html-validate/dist/cjs/utils/natural-join.js

Offline HTML5 validator and linter

'use strict';

function naturalJoin(values, conjunction = "or") {
  switch (values.length) {
    case 0:
      return "";
    case 1:
      return values[0];
    case 2:
      return `${values[0]} ${conjunction} ${values[1]}`;
    default:
      return `${values.slice(0, -1).join(", ")} ${conjunction} ${values.slice(-1)[0]}`;
  }
}

exports.naturalJoin = naturalJoin;
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