[patterns] Draft Spec for JEP 375 Pattern Matching for instanceof (Preview 2)

[Gavin Bierman]

Dear experts:

A draft language spec for JEP 375 (Pattern Matching for instanceof) is available at:

http://cr.openjdk.java.net/~gbierman/jep375/latest <http://cr.openjdk.java.net/~gbierman/jep375/latest>

Main change from Preview 1 is, as discussed on this list, support for deconstruction patterns over record types.

Comments welcome!

Thanks,
Gavin