@bee.js/node/tools/guid.js

A JavaScript framework for making Node.js API´s

const uuid = require("uuid");

module.exports = {
  uuid: uuid.v4,

  guid: function (fn, param) {
    return fn ? uuid[fn](param) : uuid.v4();
  },

  guidToBin: function guiToBin(param) {
    if (typeof param !== "string") return null;

    const uuidRegex =
      /^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$/;
    if (!uuidRegex.test(param)) return null;

    return "0x" + param.replace(/-/g, "");
  },

  uuidToBin: this.guidToBin,
};