That would be the same as Keplin's REPL which just...

# scripting

[apatrida]

That would be the same as Keplin's REPL which just simplifies a few things. Keplin isn't trying to solve that. The script compiler for Elasticsearch-lang-kotlin however will move towards direct script compilation using the compiler directly. But, the security rules for that do not allow co-routines library due to other reasons.