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(************************************************************************)
(* 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 *)
(************************************************************************)
(*i $Id: declarations.mli,v 1.33.2.1 2004/07/16 19:30:24 herbelin Exp $ i*)
(*i*)
open Names
open Univ
open Term
open Sign
(*i*)
(* This module defines the internal representation of global
declarations. This includes global constants/axioms, mutual
inductive definitions, modules and module types *)
(*s Constants (Definition/Axiom) *)
type constr_substituted
val from_val : constr -> constr_substituted
val force : constr_substituted -> constr
type constant_body = {
const_hyps : section_context; (* New: younger hyp at top *)
const_body : constr_substituted option;
const_type : types;
const_constraints : constraints;
const_opaque : bool }
val subst_const_body : substitution -> constant_body -> constant_body
(*s Inductive types (internal representation with redundant
information). *)
type recarg =
| Norec
| Mrec of int
| Imbr of inductive
val subst_recarg : substitution -> recarg -> recarg
type wf_paths = recarg Rtree.t
val mk_norec : wf_paths
val mk_paths : recarg -> wf_paths list array -> wf_paths
val dest_recarg : wf_paths -> recarg
val dest_subterms : wf_paths -> wf_paths list array
val recarg_length : wf_paths -> int -> int
val subst_wf_paths : substitution -> wf_paths -> wf_paths
(* [mind_typename] is the name of the inductive; [mind_arity] is
the arity generalized over global parameters; [mind_lc] is the list
of types of constructors generalized over global parameters and
relative to the global context enriched with the arities of the
inductives *)
type one_inductive_body = {
mind_typename : identifier;
mind_nparams : int;
mind_params_ctxt : rel_context;
mind_nrealargs : int;
mind_nf_arity : types;
mind_user_arity : types;
mind_sort : sorts;
mind_kelim : sorts_family list;
mind_consnames : identifier array;
mind_nf_lc : types array; (* constrs and arity with pre-expanded ccl *)
mind_user_lc : types array;
mind_recargs : wf_paths;
}
type mutual_inductive_body = {
mind_finite : bool;
mind_ntypes : int;
mind_hyps : section_context;
mind_packets : one_inductive_body array;
mind_constraints : constraints;
mind_equiv : kernel_name option;
}
val subst_mind : substitution -> mutual_inductive_body -> mutual_inductive_body
(*s Modules: signature component specifications, module types, and
module declarations *)
type specification_body =
| SPBconst of constant_body
| SPBmind of mutual_inductive_body
| SPBmodule of module_specification_body
| SPBmodtype of module_type_body
and module_signature_body = (label * specification_body) list
and module_type_body =
| MTBident of kernel_name
| MTBfunsig of mod_bound_id * module_type_body * module_type_body
| MTBsig of mod_self_id * module_signature_body
and module_specification_body =
{ msb_modtype : module_type_body;
msb_equiv : module_path option;
msb_constraints : constraints }
(* type_of(equiv) <: modtype (if given)
+ substyping of past With_Module mergers *)
type structure_elem_body =
| SEBconst of constant_body
| SEBmind of mutual_inductive_body
| SEBmodule of module_body
| SEBmodtype of module_type_body
and module_structure_body = (label * structure_elem_body) list
and module_expr_body =
| MEBident of module_path
| MEBfunctor of mod_bound_id * module_type_body * module_expr_body
| MEBstruct of mod_self_id * module_structure_body
| MEBapply of module_expr_body * module_expr_body (* (F A) *)
* constraints (* type_of(A) <: input_type_of(F) *)
and module_body =
{ mod_expr : module_expr_body option;
mod_user_type : module_type_body option;
mod_type : module_type_body;
mod_equiv : module_path option;
mod_constraints : constraints }
(* type_of(mod_expr) <: mod_user_type (if given) *)
(* if equiv given then constraints are empty *)
|
