• disallow undefined required args

• Support nullable arguments for applicable FQL functions https://github.com/fauna/faunadb-js/pull/651 and https://github.com/fauna/faunadb-js/pull/636
• Add optional endpoint parameter as an alternative to setting scheme, domain and port individually. The new parameter will override scheme, domain and port if set. https://github.com/fauna/faunadb-js/pull/652
• Expose Stream types https://github.com/fauna/faunadb-js/pull/622

• Enforce a maximum value of 5000 ms for the http2SessionIdleTime option #642
• Add checks to http2SessionIdleTime so that sane defaults are used in case an invalid value is configured
• Add the missing Native.ROLES type #638

4.5.4

• Disable ability to configure a client and the query method from returning metrics when calling query - fixing bug introduced in 4.5.3 that breaks backward compatibility. Continue supporting queryWithMetrics. #633.

[DEPRECATED] 4.5.3

• Enable the client to return metrics on queries #625 #628

Note - this release contains a bug where the type returned by query is different than the type returned in 4.5.2 and other prior versions. It is not backward compatible with existing code.

4.5.2

• Fix documentation pipeline bug #615
• Fix webpack custom module bug #614
• Address dependency security vulnerabilities #606
• Improve deployment pipeline #612

• Add set-streaming feature support #589

• Upgrade dependencies to address security concerns #600
• Fix Auth0 #558
• Fix isFaunaValue and isFaunaRef properties #529
• Fix stack trace capture #536
• Fix ContainsStr to render as string #537
• Improve Expr type declaration to include toFQL() #544
• Improve PageHelper #543
• Improve unauthorized error message clarity #557