http://eclipsesource.com/blogs/2014/11/17/highly-efficient-java-javascrip...
Not sure how it would compare to Nashorn, but it might be a good
alternative. We can imagine JSDT debugger using it instead of Rhino.
--
Mickael Istria
Eclipse developer at JBoss, by Red Hat <
http://www.jboss.org/tools>
My blog <
http://mickaelistria.wordpress.com> - My Tweets
<
http://twitter.com/mickaelistria>