[antlr-interest] Re: "protected" lexer rules

Terence Parr parrt at cs.usfca.edu
Mon Nov 8 09:25:15 PST 2004



On Nov 7, 2004, at 8:58 PM, kozchris wrote:

>
>
> --- In antlr-interest at yahoogroups.com, "John B. Brodie" <jbb at a...> 
> wrote:
>> On Sun, 07 Nov 2004 15:47:57, John D. Mitchell wrote:
>>>> perhaps there is a different "section"; one for regular rules and
> then
>>>> one for these shared rules?
>>>
>>> Naw, I prefer to have the helper rules next to the rule that they 
>>> help.
>>
>
> I like "local", "local-rule" or "local-scope" for some reason.

Hi.  Local makes sense too actually.  It's definitely not overloaded in 
the grammar name space, but it too has a meaning as in "local 
variable".  Hmm...it's good actually.  subrule is very specific, but is 
an overloaded term.  Damn!

INT : (DIGIT)+ ;

local
DIGIT : '0'..'9' ;

Hmm..not bad.

Ter
--
CS Professor & Grad Director, University of San Francisco
Creator, ANTLR Parser Generator, http://www.antlr.org
Cofounder, http://www.jguru.com
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