(************************************************************************)
(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(*   \VV/  **************************************************************)
(*    //   *      This file is distributed under the terms of the       *)
(*         *       GNU Lesser General Public License Version 2.1        *)
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(*i $Id: indtypes.mli 10425 2008-01-05 17:04:16Z herbelin $ i*)

(*i*)
open Names
open Univ
open Term
open Declarations
open Environ
open Entries
open Typeops
(*i*)


(*s The different kinds of errors that may result of a malformed inductive
  definition. *)

(* Errors related to inductive constructions *)
type inductive_error =
  | NonPos of env * constr * constr
  | NotEnoughArgs of env * constr * constr
  | NotConstructor of env * identifier * constr * constr * int * int
  | NonPar of env * constr * int * constr * constr
  | SameNamesTypes of identifier
  | SameNamesConstructors of identifier
  | SameNamesOverlap of identifier list
  | NotAnArity of identifier
  | BadEntry

exception InductiveError of inductive_error

(*s The following function does checks on inductive declarations. *)

val check_inductive :
  env -> mutual_inductive_entry -> mutual_inductive_body