I'm playing around with parsec and realized that I had an ambiguous grammar. Obviously that's an error on my part, but I'm sort of used to yacc-style parser generators letting me know I'm being dumb. Parsec just eats characters in the order you give it parsers (yeah, I know about
Is there any way to make parsec tell me when my grammar isn't left-factored? Programs that do work for me are great.
(I know that shift-reduce has to do with a different kind of parser technology. I simply mean to describe ambiguous grammars.)