BigInt support in Workers?

Do we have support for BigInts in Workers? If not, is there a schedule for that? This feature is useful in a lot of scenarios and shouldn’t be hard to support.

FYI V8 already implements BigInt for some time, which can be switched on by the --harmony-bigint flag (and it’s on by default in Node.js v11.1, which is based on V8

Yes. Just a simple test.
Workers v8 @ v7.1.302.11