v5.1.0

The MongoDB Node.js team is pleased to announce version 5.1.0 of the bson package!

Release Highlights

EJSON.stringify now supports ES Map!

import { EJSON } from 'bson';

const m = new Map([
  ['a', new Map([['b', 1]])],
  ['b', 2]
]);

console.log(EJSON.stringify(m))
// '{"a":{"b":1},"b":2}'

Features

• NODE-4789: support Map stringification in EJSON (#567) (c70c82d)

Documentation

• API: https://github.com/mongodb/js-bson#readme
• Changelog: https://github.com/mongodb/js-bson/blob/main/HISTORY.md#change-log

We invite you to try the bson library immediately, and report any issues to the NODE project.