[antlr-interest] Can subrules be set to 'n-to-m'?

Nigel Sheridan-Smith nbsherid at secsme.org.au
Thu Mar 24 13:45:10 PST 2005




> -----Original Message-----
> From: antlr-interest-bounces at antlr.org [mailto:antlr-interest-
> bounces at antlr.org] On Behalf Of Prashant Deva
> Sent: Friday, 25 March 2005 8:38 AM
> To: antlr-interest at antlr.org
> Subject: Re: [antlr-interest] Can subrules be set to 'n-to-m'?
> 
> Ter,
>  I think you should put this in 3.0 only if it is widely useful, which
> it doesn't seem to be.
> For special cases like this, people can use the code like its provided
> above.
> 


Actually I think (...)+[n,m] comes up often enough to make it a useful
feature of the ANTLR grammar. Using the action code is unwieldy and messy,
but if there are no other options, then it’s the only way. 

--
Nigel Sheridan-Smith
PhD research student

Faculty of Engineering
University of Technology, Sydney
Phone: 02 9514 7946
Fax: 02 9514 2435



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