Here’s a list of things we have working and things we don’t: https://bugs.openjdk.java.net/browse/JDK-8066046
ES6 support in the parser is pretty much complete, so some features are arrow functions are ‚almost‘ working, and others may not require too much effort. Hannes > Am 26.04.2017 um 16:18 schrieb Karl Pietrzak <kap4...@gmail.com>: > > On Wed, Apr 26, 2017 at 10:14 AM, Hannes Wallnöfer < > hannes.wallnoe...@oracle.com> wrote: > >> ES6 support is still work in progress, we only support some of it, so >> making it the default wouldn’t be a good idea. >> > > > Is there a feature I can help with? If someone points me in the right > direction, I can submit a patch. I don't see anything in JIRA, really.