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(************************************************************************)
(* * The Coq Proof Assistant / The Coq Development Team *)
(* v * INRIA, CNRS and contributors - Copyright 1999-2018 *)
(* <O___,, * (see CREDITS file for the list of authors) *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(* * (see LICENSE file for the text of the license) *)
(************************************************************************)
open Names
open Libnames
open Constrexpr
(** Constrexpr_ops: utilities on [constr_expr] *)
(** {6 Equalities on [constr_expr] related types} *)
val explicitation_eq : explicitation -> explicitation -> bool
(** Equality on [explicitation]. *)
val constr_expr_eq : constr_expr -> constr_expr -> bool
(** Equality on [constr_expr]. This is a syntactical one, which is oblivious to
some parsing details, including locations. *)
val local_binder_eq : local_binder_expr -> local_binder_expr -> bool
(** Equality on [local_binder_expr]. Same properties as [constr_expr_eq]. *)
val binding_kind_eq : Decl_kinds.binding_kind -> Decl_kinds.binding_kind -> bool
(** Equality on [binding_kind] *)
val binder_kind_eq : binder_kind -> binder_kind -> bool
(** Equality on [binder_kind] *)
(** {6 Retrieving locations} *)
val constr_loc : constr_expr -> Loc.t option
val cases_pattern_expr_loc : cases_pattern_expr -> Loc.t option
val local_binders_loc : local_binder_expr list -> Loc.t option
(** {6 Constructors}*)
val mkIdentC : Id.t -> constr_expr
val mkRefC : reference -> constr_expr
val mkAppC : constr_expr * constr_expr list -> constr_expr
val mkCastC : constr_expr * constr_expr Glob_term.cast_type -> constr_expr
val mkLambdaC : lname list * binder_kind * constr_expr * constr_expr -> constr_expr
val mkLetInC : lname * constr_expr * constr_expr option * constr_expr -> constr_expr
val mkProdC : lname list * binder_kind * constr_expr * constr_expr -> constr_expr
val mkCLambdaN : ?loc:Loc.t -> local_binder_expr list -> constr_expr -> constr_expr
(** Same as [abstract_constr_expr], with location *)
val mkCProdN : ?loc:Loc.t -> local_binder_expr list -> constr_expr -> constr_expr
(** Same as [prod_constr_expr], with location *)
val mkCPatOr : ?loc:Loc.t -> cases_pattern_expr list -> cases_pattern_expr
val mkAppPattern : ?loc:Loc.t -> cases_pattern_expr -> cases_pattern_expr list -> cases_pattern_expr
(** Apply a list of pattern arguments to a pattern *)
(** {6 Destructors}*)
val coerce_reference_to_id : reference -> Id.t
(** FIXME: nothing to do here *)
val coerce_to_id : constr_expr -> lident
(** Destruct terms of the form [CRef (Ident _)]. *)
val coerce_to_name : constr_expr -> lname
(** Destruct terms of the form [CRef (Ident _)] or [CHole _]. *)
val coerce_to_cases_pattern_expr : constr_expr -> cases_pattern_expr
(** {6 Binder manipulation} *)
val default_binder_kind : binder_kind
val names_of_local_binders : local_binder_expr list -> lname list
(** Retrieve a list of binding names from a list of binders. *)
val names_of_local_assums : local_binder_expr list -> lname list
(** Same as [names_of_local_binder_exprs], but does not take the [let] bindings into
account. *)
(** {6 Folds and maps} *)
(** Used in typeclasses *)
val fold_constr_expr_with_binders : (Id.t -> 'a -> 'a) ->
('a -> 'b -> constr_expr -> 'b) -> 'a -> 'b -> constr_expr -> 'b
(** Used in correctness and interface; absence of var capture not guaranteed
in pattern-matching clauses and in binders of the form [x,y:T(x)] *)
val map_constr_expr_with_binders :
(Id.t -> 'a -> 'a) -> ('a -> constr_expr -> constr_expr) ->
'a -> constr_expr -> constr_expr
val replace_vars_constr_expr :
Id.t Id.Map.t -> constr_expr -> constr_expr
(** Specific function for interning "in indtype" syntax of "match" *)
val ids_of_cases_indtype : cases_pattern_expr -> Id.Set.t
val free_vars_of_constr_expr : constr_expr -> Id.Set.t
val occur_var_constr_expr : Id.t -> constr_expr -> bool
val split_at_annot : local_binder_expr list -> lident option -> local_binder_expr list * local_binder_expr list
val ntn_loc : ?loc:Loc.t -> constr_notation_substitution -> string -> (int * int) list
val patntn_loc : ?loc:Loc.t -> cases_pattern_notation_substitution -> string -> (int * int) list
(** For cases pattern parsing errors *)
val error_invalid_pattern_notation : ?loc:Loc.t -> unit -> 'a
(** Placeholder for global option, should be moved to a parameter *)
val asymmetric_patterns : bool ref
(** Local universe and constraint declarations. *)
val interp_univ_decl : Environ.env -> universe_decl_expr ->
Evd.evar_map * UState.universe_decl
val interp_univ_decl_opt : Environ.env -> universe_decl_expr option ->
Evd.evar_map * UState.universe_decl
|
