Thanks for the additional information on antlr. I stumbled upon it last month when doing some prep work for long-term planning at my company. I immediately wish

Thanks for the additional information on antlr. I stumbled upon it last month when doing some prep work for long-term planning at my company. I immediately wished I could rip out most of the custom code my team had written for handling ARFF files (for Weka machine learning toolkit) and replace it with the antlr grammar file attached to the Weka wiki.