[antlr-interest] The filter option

Gavin Lambert antlr at mirality.co.nz
Thu Aug 2 14:22:43 PDT 2007


At 08:23 3/08/2007, Marcos Marín wrote:
>So you mean that I can't use a parser if I 
>specify the filter option? if this is the case, 
>is there any way I can ignore everything else 
>without the filter option?

You can't use filtering in a combined 
lexer/parser grammar.  But you can create a 
standalone filtering lexer, then consume the 
tokens it generates using a separate standalone 
parser.  (See the tokenVocab option.) 



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