[antlr-interest] Ignore "Mismatched input" and "No viable alternative"

Bart Kiers bkiers at gmail.com
Thu Jun 30 13:36:38 PDT 2011

Can you give an example of your input, and explain what line you want to



On Thu, Jun 30, 2011 at 10:33 PM, Nilo Roberto C Paim <nilopaim at gmail.com>wrote:

> Hi all,
> I'm trying to parse a text file created by an application. There are lines
> in this text file that I know perfectly their contents and format, and
> these
> lines are correctly parsed.
> Otherwise, there are lines that can be recognized by any syntax I can think
> about.
> When I parse the file with my syntax, I'm getting several occurrences of
> "Mismatched input" and "No viable alternative" on the lines that I can't
> recognize.
> What I want is simply throw away these invalid lines, as if them would be
> absent from the text file. For my purposes, these lines are "invisibles".
> How can I do that, ignoring the lexer/parser errors?
> Nilo - Brasil
> List: http://www.antlr.org/mailman/listinfo/antlr-interest
> Unsubscribe:
> http://www.antlr.org/mailman/options/antlr-interest/your-email-address

More information about the antlr-interest mailing list