On 07-10-2010, Obelisk <[email protected]> wrote:
> How can you use regexp to declare the rule "ignore all /* ... */". I
> tried and come up with :
>
> rule token = parse
>| "/*"[^'*''/']*"*/" { token lexbuf }
>
> But if I use that, my "comment" may not contain the * or / although it
> isn 't form the term "*/"
> My mean is how can you check for a comment block, then ignore it, then
> start a new check forward ... and so on .. ?
A quick answer (you will need to check):
You need to define a rule comment and call it recursively:
rule token = parse
| "/*" { comment lexbuf }
....
and comment = parse
| "*/" { token lexbuf } (* Go back to normal parsing *)
| . { comment lexbuf } (* Skip a char *)
Regards,
Sylvain Le Gall
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