(*i $Id$ i*)

(*i*)
open Names
open Sign
open Univ
open Term
open Evd
open Environ
(*i*)


(* Basic operations of the typing machine. *)

val make_judge : constr -> types -> unsafe_judgment

val j_val : unsafe_judgment -> constr

(* If [j] is the judgement $c:t$, then [assumption_of_judgement env j]
   returns the type $c$, checking that $t$ is a sort. *)

val assumption_of_judgment : 
  env -> 'a evar_map -> unsafe_judgment -> types

val type_judgment : 
  env -> 'a evar_map -> unsafe_judgment -> unsafe_type_judgment

val relative : env -> 'a evar_map -> int -> unsafe_judgment

val type_of_constant : env -> 'a evar_map -> constant -> types

val type_of_inductive : env -> 'a evar_map -> inductive -> types

val type_of_constructor : env -> 'a evar_map -> constructor -> types

val type_of_existential : env -> 'a evar_map -> existential -> types

val type_of_case : env -> 'a evar_map -> case_info
  -> unsafe_judgment -> unsafe_judgment 
    -> unsafe_judgment array -> unsafe_judgment

val type_case_branches :
  env -> 'a evar_map -> Inductive.inductive_type -> constr -> types
    -> constr -> types array * types

val judge_of_prop_contents : contents -> unsafe_judgment

val judge_of_type : universe -> unsafe_judgment * constraints

(*s Type of an abstraction. *)
val abs_rel : 
  env -> 'a evar_map -> name -> types -> unsafe_judgment 
    -> unsafe_judgment * constraints

(*s Type of a product. *)
val gen_rel :
  env -> 'a evar_map -> name -> unsafe_type_judgment -> unsafe_type_judgment 
    -> unsafe_judgment * constraints

val sort_of_product : sorts -> sorts -> universes -> sorts * constraints

(*s Type of a cast. *)
val cast_rel :
  env -> 'a evar_map -> unsafe_judgment -> types
    -> unsafe_judgment * constraints

val apply_rel_list : 
  env -> 'a evar_map -> bool -> unsafe_judgment list -> unsafe_judgment
    -> unsafe_judgment * constraints

val check_fix : env -> 'a evar_map -> fixpoint -> unit
val check_cofix : env -> 'a evar_map -> cofixpoint -> unit
val control_only_guard : env -> 'a evar_map -> constr -> unit

val type_fixpoint : env -> 'a evar_map -> name list -> types array 
    -> unsafe_judgment array -> constraints

open Inductive

val find_case_dep_nparams :
  env -> 'a evar_map -> constr * constr -> inductive_family -> constr -> bool

(*i
val hyps_inclusion : env -> 'a evar_map -> named_context -> named_context -> bool
i*)