(library
 (name e0)
 (libraries menhirLib)
 (preprocess
  (pps ppx_deriving.show ppx_deriving.ord)))

(ocamllex lexer)

(menhir
 (flags --table)
 (modules parser))

; https://baturin.org/blog/declarative-parse-error-reporting-with-menhir/

(rule
 (targets parser_messages.ml)
 (deps parser.messages parser.mly)
 (action
  (with-stdout-to
   %{targets}
   (run menhir --compile-errors %{deps}))))