[antlr-interest] "protected" lexer rules
John D. Mitchell
johnm-antlr at non.net
Sun Nov 7 15:17:33 PST 2004
>>>>> "Terence" == Terence Parr <parrt at cs.usfca.edu> writes:
[...]
> Ick. So, should it be an option or keyword?
Since the concept is fundamental to the nature of those types of rules, I
think it has to be a keyword.
> What would the name be? I can't even describe it exactly even in two
> words. :(
> "non token"? "method"? "macro"? "internal"?
Their only purpose for existence is to provide a single definition of a
(sub-)structure of (perhaps many) token(s), right? So, they are really
just "shorthand" (rules).
Take care,
John
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