[antlr-interest] tree parser syntax
Sam Barnett-Cormack
s.barnett-cormack at lancaster.ac.uk
Thu Aug 20 05:40:44 PDT 2009
Safiye Celik wrote:
> Hi,
> I created two grammars, one is a lexer-parser grammar including tokens
> and the parser rules, and the other is the tree grammar which walks on
> the tree the lexer-parser grammar creates. But the problem is that, the
> two grammar files create two .tokens files (each creates one) and the
> token reference numbers are different in those files for the same token.
> And in the .tokens file, the corresponding strings to the tokens are
> represented because there are lexical rules in my lexer-parser grammar,
> whereas in the .tokens file of the tree grammar, there are only the
> string names and their token numbers. So, the two grammars do not know
> they are related. How should I make them know this?Should I import
> lexer-parser grammar in the tree grammar or sth like that?
Try the grammar option tokenVocab, explained in the context of
treegrammars at http://www.antlr.org/wiki/display/ANTLR3/4.+Tree+Parsing
--
Sam Barnett-Cormack
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