Re: The semantics of the disambiguation constructs

> One of the use-cases I have for !A is to express maximal length, such as: 
>
> number: digit+, !digit.

I think that’s the same as:

  number: digit+, []!digit .

I think I want “!” to be a separator at least conceptually. But I concede that “!digit” is a nice shortcut for “[]!digit”.

                                        Be seeing you,
                                          norm

--
Norm Tovey-Walsh
Saxonica

Received on Tuesday, 3 February 2026 12:49:27 UTC