microdata-node/src/strings.js

Microdata to json and json-ld parser

/**
 * splits a string on whitespaces and removes duplicate values
 * @param {string} string
 * @returns {string[]}
 */
function splitUnique (string) {
  string = string && string.trim();
  if (string) {
    return Array.from(new Set((string.split(/\s+/))));
  } else {
    return [];
  }
}

exports.splitUnique = splitUnique;