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|
(***********************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA-Rocquencourt & LRI-CNRS-Orsay *)
(* \VV/ *************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(***********************************************************************)
(* $Id$ *)
open Names
open Univ
open Term
open Sign
(* Constant entries *)
type constant_body = {
const_kind : path_kind;
const_body : constr option;
const_type : types;
const_hyps : section_context;
const_constraints : constraints;
mutable const_opaque : bool }
let is_defined cb =
match cb.const_body with Some _ -> true | _ -> false
let is_opaque cb = cb.const_opaque
(*s Global and local constant declaration. *)
type constant_entry = {
const_entry_body : constr;
const_entry_type : constr option }
type local_entry =
| LocalDef of constr
| LocalAssum of constr
(* Inductive entries *)
type recarg =
| Param of int
| Norec
| Mrec of int
| Imbr of inductive_path * recarg list
type one_inductive_body = {
mind_consnames : identifier array;
mind_typename : identifier;
mind_nf_lc : types array;
mind_nf_arity : types;
(* lc and arity as given by user if not in nf; useful e.g. for Ensemble.v *)
mind_user_lc : types array option;
mind_user_arity : types option;
mind_sort : sorts;
mind_nrealargs : int;
mind_kelim : sorts list;
mind_listrec : (recarg list) array;
mind_finite : bool;
mind_nparams : int;
mind_params_ctxt : rel_context }
type mutual_inductive_body = {
mind_kind : path_kind;
mind_ntypes : int;
mind_hyps : section_context;
mind_packets : one_inductive_body array;
mind_constraints : constraints;
mind_singl : constr option }
let mind_type_finite mib i = mib.mind_packets.(i).mind_finite
let mind_user_lc mip = match mip.mind_user_lc with
| None -> mip.mind_nf_lc
| Some lc -> lc
let mind_user_arity mip = match mip.mind_user_arity with
| None -> mip.mind_nf_arity
| Some a -> a
(*s Declaration. *)
type one_inductive_entry = {
mind_entry_nparams : int;
mind_entry_params : (identifier * local_entry) list;
mind_entry_typename : identifier;
mind_entry_arity : constr;
mind_entry_consnames : identifier list;
mind_entry_lc : constr list }
type mutual_inductive_entry = {
mind_entry_finite : bool;
mind_entry_inds : one_inductive_entry list }
let mind_nth_type_packet mib n = mib.mind_packets.(n)
let mind_arities_context mib =
Array.to_list
(Array.map (* No need to lift, arities contain no de Bruijn *)
(fun mip -> (Name mip.mind_typename, None, mind_user_arity mip))
mib.mind_packets)
|
