Maybe you should check out the Menhir parser generator instead. Some links: http://gallium.inria.fr/~fpottier/menhir/manual.pdf http://gallium.inria.fr/~fpott

Maybe you should check out the Menhir parser generator instead. Some links: http://gallium.inria.fr/~fpottier/menhir/manual.pdf http://gallium.inria.fr/~fpottier/menhir/manual.pdf https://semantic-domain.blogspot.com/2015/11/error-handling-in-menhir.html https://semantic-domain.blogspot.com/2015/11/error-handling-... https://baturin.org/blog/declarative-parse-error-reporting-with-menhir/ https://baturin.org/blog/declarative-parse-error-reporting-w...