[antlr-interest] executing actions during backtrack
Micheal J
open.zone at virgin.net
Thu May 11 17:11:28 PDT 2006
> Currently there is no way to specify that an action must
> execute even when backtracking. That we still need a suggestion
> for. I almost wonder if it's a global flag like "always exec
> actions" and then if you need a few not-executed, you can manually
> gate with "if ( !guessing )".
As per my previous message:
- Can backtracking still be nested?
- Can an action block execute multiple times due to [possibly nested]
backtracking?
Micheal
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