https://github.com/graalvm/graaljs/blob/master/docs/user/NashornMigrationGuide.md

2020
https://medium.com/graalvm/nashorn-removal-graalvm-to-the-rescue-d4da3605b6cb
2018
https://medium.com/graalvm/oracle-graalvm-announces-support-for-nashorn-migration-c04810d75c1f