inlined closures would be added to the language... ?
> as long as possible.
>     we're doing for Groovy 3, and add that syntax when it's finalized.
>     till the syntax is crystalized first!
>     But yeah, I like the idea of supporting it.
>         problem, as far as I can see.
>         1) Useful or not?
>         transformer compatibility - is it still a thing?