[il-antlr-interest: 21992] Re: [antlr-interest] Lexer ambigiuoties

[Jim Idle]

Indhu Bharathi wrote: I actually refer to the way how ANTLR decides which token has to be generated next. The simplest case would be that one has a NUMBER rule, a DOT rule and a FLOGTING_POINT rule. With the input "1." ANTLR could theoritically create a NUMBER token followed by a DOT token, but just tries to match FLOATING_POINT, which fails. Curious... Why not in such cases, backtrack and return NUMBER? Backtracking is for parsers and is to be used with caution anyway. Jim --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "il-antlr-interest" group. To post to this group, send email to il-antlr-interest@googlegroups.com To unsubscribe from this group, send email to il-antlr-interest+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/il-antlr-interest?hl=en -~----------~----~----~----~------~----~------~--~---

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