(library
 (name surface)
 (public_name catala.surface)
 (libraries
  catala_utils
  menhirLib
  sedlex
  re
  zarith
  zarith_stubs_js
  shared_ast)
 (preprocess
  (pps sedlex.ppx visitors.ppx)))

(rule
 (with-stdout-to
  lexer_en.ml
  (run %{bin:cppo} %{dep:lexer_en.cppo.ml} %{dep:lexer.cppo.ml})))

(rule
 (with-stdout-to
  lexer_fr.ml
  (run %{bin:cppo} %{dep:lexer_fr.cppo.ml} %{dep:lexer.cppo.ml})))

(rule
 (with-stdout-to
  lexer_pl.ml
  (run %{bin:cppo} %{dep:lexer_pl.cppo.ml} %{dep:lexer.cppo.ml})))

(menhir
 (modules tokens)
 (explain false)
 (flags --only-tokens))

(menhir
 (modules tokens parser)
 (merge_into parser)
 (flags --external-tokens Tokens --table))

(rule
 (target grammar.html)
 (action
  (run obelisk html -i -o %{target} %{dep:parser.mly})))

(documentation
 (package catala)
 (mld_files surface))

;; No built-in support for Menhir's parser messages yet

(rule
 (with-stdout-to
  parser.messages.new
  (run
   menhir
   %{dep:tokens.mly}
   %{dep:parser.mly}
   --base
   parser
   --list-errors)))

(rule
 (with-stdout-to
  parser_errors.ml
  (run
   menhir
   %{dep:tokens.mly}
   %{dep:parser.mly}
   --base
   parser
   --compile-errors
   %{dep:parser.messages})))

(rule
 (with-stdout-to
  parser.messages.updated
  (run
   menhir
   %{dep:tokens.mly}
   %{dep:parser.mly}
   --base
   parser
   --update-errors
   %{dep:parser.messages})))

(rule
 (alias update-parser-messages)
 (action
  (diff parser.messages parser.messages.updated)))

(rule
 (alias create-parser-messages)
 (action
  (diff parser.messages parser.messages.new)))