nil8.asdl

module nil8
{
  # Very similar to core/value.asdl, which JSON8 is deserialized to.
  #
  # Right now we're keeping them separate because we want to write a standalone
  # Yaks compiler, with no dependency on Oils.
  #
  # Later I think that Null Bool Int Float Str can either be:
  # - defined as shared constants
  # - be "inlined" inside any sum type, because of pointer tagging

  nvalue =
      Null
    | Bool(bool b)
    | Int(int i)
    | Float(float f)

      # I wonder if we want nvalue.Char for translating to C?
      # Could be literal \\ and \n and \'a' or something

      # string literal e.g. "foo" or b'\yff'
    | Str(str s)

      # either Identifier like func main
      #     or operator like + or ++
    | Symbol(str s)

    | List(List[nvalue] items)
    | Record(str name, List[nvalue] args, Dict[str, nvalue] named)
}