const {parse, stringify} = require('teleport-javascript');

const obj = {
  key: 'value',
  undefined: undefined,
  regex: /a-z/gi,
  set: new Set([-Infinity, NaN, Infinity]),
  bigint: 900719925474099123n
};
obj.circular = obj;

const stringified = stringify(obj);
// '[{"key":"1","undefined":"_0","regex":"_1","set":"_2","bigint":"_3","circular":"0"},"value",["u","R;/a-z/gi","S;[[\\"_0\\",\\"_1\\",\\"_2\\"],[\\"n;-Infinity\\",\\"n;NaN\\",\\"n;Infinity\\"]]","b;900719925474099123"]]'

const parsed = parse(stringified);
// {
//   key: 'value',
//   undefined: undefined,
//   regex: /a-z/gi,
//   set: Set { -Infinity, NaN, Infinity },
//   bigint: 900719925474099123n,
//   circular: [Circular]
// }