Troubleshooting Nashorn “Method code too large!” exception

Question

Running jjs or ScriptEngine#eval on my JavaScript (https://gist.github.com/also/005fd7c200b20f012e10) crashes with this exception and no more detai

Answer 1

Nashorn tries to split too large scripts/functions into smaller blocks to compile to bytecode to workaround the per method bytecode size limit imposed by JVM. The Nashorn splitter has improved in jdk 1.8.0 update 40 (being developed, not yet released - but early access available from https://jdk8.java.net/download.html. You may want to try that as well.