[nem-en] Scala: what you say about it?

[vc]

> Are we talking about PExpr only? Or TExpr also?

Mainly I talking about: TopDeclaration's, PExpr'e and soon. But TExpr also
deen contain right locations.

> Probably it would be possible to mark PExprs somehow in parser -
> because this is the distinction you need:  created by parser from text
> stream  vs  created in any other context by PExpr constructors / code
> quotation.

It's will be bood. And TopDeclaration's to.

But we need method of marking locations.