package rocq-runtime

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package rocq-runtime
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Source file error.ml

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(************************************************************************)
(*         *      The Rocq Prover / The Rocq Development Team           *)
(*  v      *         Copyright INRIA, CNRS and contributors             *)
(* <O___,, * (see version control and CREDITS file for authors & dates) *)
(*   \VV/  **************************************************************)
(*    //   *    This file is distributed under the terms of the         *)
(*         *     GNU Lesser General Public License Version 2.1          *)
(*         *     (see LICENSE file for the text of the license)         *)
(************************************************************************)

exception CannotParseFile of string * (int * int)
exception CannotParseProjectFile of string * string

exception CannotOpenFile of string * string
exception CannotOpenProjectFile of string


let () = CErrors.register_handler @@ function
  | CannotParseFile (s,(i,j)) ->
    Some Pp.(str "File \"" ++ str s ++ str "\"," ++ str "characters" ++ spc ()
      ++ int i ++ str "-" ++ int j ++ str ":" ++ spc () ++ str "Syntax error")

  | CannotParseProjectFile (file, msg) ->
    Some Pp.(str "Project file" ++ spc () ++ str  "\"" ++ str file ++ str "\":" ++ spc ()
      ++ str "Syntax error:" ++ str msg)

  | CannotOpenFile (s, msg) ->
    Some Pp.(str s ++ str ":" ++ spc () ++ str msg)

  | CannotOpenProjectFile msg ->
    (* TODO: more info? *)
    Some Pp.(str msg)

  | _ -> None

let cannot_parse s ij = raise @@ CannotParseFile (s, ij)
let cannot_open_project_file msg = raise @@ CannotOpenProjectFile msg
let cannot_parse_project_file file msg = raise @@ CannotParseProjectFile (file, msg)
let cannot_open s msg = raise @@ CannotOpenFile (s, msg)
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