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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 *)
(***********************************************************************)
(*i $Id$ i*)
(*i*)
open Names
open Sign
open Term
open Libnames
open Nametab
(*i*)
(* Untyped intermediate terms, after ASTs and before constr. *)
type loc = int * int
(* locs here refers to the ident's location, not whole pat *)
(* the last argument of PatCstr is a possible alias ident for the pattern *)
type cases_pattern =
| PatVar of loc * name
| PatCstr of loc * constructor * cases_pattern list * name
type rawsort = RProp of Term.contents | RType of Univ.universe option
type fix_kind = RFix of (int array * int) | RCoFix of int
type binder_kind = BProd | BLambda | BLetIn
type quantified_hypothesis = AnonHyp of int | NamedHyp of identifier
type 'a explicit_substitution = (quantified_hypothesis * 'a) list
type 'a substitution =
| ImplicitBindings of 'a list
| ExplicitBindings of 'a explicit_substitution
| NoBindings
type 'a with_bindings = 'a * 'a substitution
type hole_kind =
| ImplicitArg of global_reference * int
| AbstractionType of name
| QuestionMark
| CasesType
| InternalHole
type 'ctxt reference =
| RConst of constant * 'ctxt
| RInd of inductive * 'ctxt
| RConstruct of constructor * 'ctxt
| RVar of identifier
| REVar of int * 'ctxt
type rawconstr =
| RRef of loc * Libnames.global_reference
| RVar of loc * identifier
| REvar of loc * existential_key
| RMeta of loc * int
| RApp of loc * rawconstr * rawconstr list
| RLambda of loc * name * rawconstr * rawconstr
| RProd of loc * name * rawconstr * rawconstr
| RLetIn of loc * name * rawconstr * rawconstr
| RCases of loc * Term.case_style * rawconstr option * rawconstr list *
(loc * identifier list * cases_pattern list * rawconstr) list
| ROldCase of loc * bool * rawconstr option * rawconstr *
rawconstr array
| RRec of loc * fix_kind * identifier array *
rawconstr array * rawconstr array
| RSort of loc * rawsort
| RHole of (loc * hole_kind)
| RCast of loc * rawconstr * rawconstr
| RDynamic of loc * Dyn.t
(*i - if PRec (_, names, arities, bodies) is in env then arities are
typed in env too and bodies are typed in env enriched by the
arities incrementally lifted
[On pourrait plutot mettre les arités aves le type qu'elles auront
dans le contexte servant à typer les body ???]
- boolean in POldCase means it is recursive
- option in PHole tell if the "?" was apparent or has been implicitely added
i*)
val dummy_loc : loc
val loc_of_rawconstr : rawconstr -> loc
val set_loc_of_rawconstr : loc -> rawconstr -> rawconstr
val join_loc : loc -> loc -> loc
val subst_raw : Names.substitution -> rawconstr -> rawconstr
type 'a raw_red_flag = {
rBeta : bool;
rIota : bool;
rZeta : bool;
rDelta : bool; (* true = delta all but rConst; false = delta only on rConst*)
rConst : 'a list
}
type ('a,'b) red_expr_gen =
| Red of bool
| Hnf
| Simpl
| Cbv of 'b raw_red_flag
| Lazy of 'b raw_red_flag
| Unfold of (int list * 'b) list
| Fold of 'a list
| Pattern of (int list * 'a) list
| ExtraRedExpr of string * 'a
type 'a or_metanum = AN of loc * 'a | MetaNum of loc * int
type 'a may_eval =
| ConstrTerm of 'a
| ConstrEval of ('a, qualid or_metanum) red_expr_gen * 'a
| ConstrContext of (loc * identifier) * 'a
| ConstrTypeOf of 'a
|
