[antlr-interest] Creating tokens on error
jimi at temporal-wave.com
Mon Apr 7 14:51:49 PDT 2008
> -----Original Message-----
> From: antlr-interest-bounces at antlr.org [mailto:antlr-interest-
> At 05:41 7/04/2008, Marko Simovic wrote:
> >If I have a parser rule for addition that looks like this:
> >sum : something (Plus^ something)*;
> >however, if I have input such as:
> >which is invalid syntax (and causes a NoViableAltException), I
> >would like the parser to generate a "placeholder" token for the
> >missing operand. Is this possible?
ANTLR 3.1 will in fact add an error node to the AST. ANTLR 3.0 does not do that.
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