Re: Grammar failing single lookahead

[Evan Lavelle]

> Root: Prolog
>
> Prolog: FirstProlog SecondProlog
>
> FirstProlog: /* empty */
> | FirstProlog A
>
> SecondProlog: /* empty */
> | SecondProlog B
>
> A: DECLARE FOO
> B: DECLARE BAR

How about this:

----
Root: Prolog;

Prolog
  : FirstPrologList
  | SecondPrologList
  | FirstPrologList SecondPrologList
  ;

FirstPrologList
  : A
  | FirstPrologList A
  ;

SecondPrologList
  : B
  | SecondPrologList B
  ;

A : DECLARE FOO ;
B : DECLARE BAR ;
----

?

Evan