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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2010 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id: impargs.mli 13323 2010-07-24 15:57:30Z herbelin $ i*)
(*i*)
open Names
open Libnames
open Term
open Environ
open Nametab
(*i*)
(*s Implicit arguments. Here we store the implicit arguments. Notice that we
are outside the kernel, which knows nothing about implicit arguments. *)
val make_implicit_args : bool -> unit
val make_strict_implicit_args : bool -> unit
val make_strongly_strict_implicit_args : bool -> unit
val make_reversible_pattern_implicit_args : bool -> unit
val make_contextual_implicit_args : bool -> unit
val make_maximal_implicit_args : bool -> unit
val is_implicit_args : unit -> bool
val is_strict_implicit_args : unit -> bool
val is_strongly_strict_implicit_args : unit -> bool
val is_reversible_pattern_implicit_args : unit -> bool
val is_contextual_implicit_args : unit -> bool
val is_maximal_implicit_args : unit -> bool
type implicits_flags
val with_implicits : implicits_flags -> ('a -> 'b) -> 'a -> 'b
(*s An [implicits_list] is a list of positions telling which arguments
of a reference can be automatically infered *)
type argument_position =
| Conclusion
| Hyp of int
type implicit_explanation =
| DepRigid of argument_position
| DepFlex of argument_position
| DepFlexAndRigid of (*flex*) argument_position * (*rig*) argument_position
| Manual
type implicit_status = (identifier * implicit_explanation * (bool * bool)) option
type implicits_list = implicit_status list
val is_status_implicit : implicit_status -> bool
val is_inferable_implicit : bool -> int -> implicit_status -> bool
val name_of_implicit : implicit_status -> identifier
val maximal_insertion_of : implicit_status -> bool
val force_inference_of : implicit_status -> bool
val positions_of_implicits : implicits_list -> int list
(* Computation of the positions of arguments automatically inferable
for an object of the given type in the given env *)
val compute_implicits : env -> types -> implicits_list
(* A [manual_explicitation] is a tuple of a positional or named explicitation with
maximal insertion, force inference and force usage flags. Forcing usage makes
the argument implicit even if the automatic inference considers it not inferable. *)
type manual_explicitation = Topconstr.explicitation * (bool * bool * bool)
val compute_implicits_with_manual : env -> types -> bool ->
manual_explicitation list -> implicits_list
(*s Computation of implicits (done using the global environment). *)
val declare_var_implicits : variable -> unit
val declare_constant_implicits : constant -> unit
val declare_mib_implicits : mutual_inductive -> unit
val declare_implicits : bool -> global_reference -> unit
(* [declare_manual_implicits local ref enriching l]
Manual declaration of which arguments are expected implicit.
If not set, we decide if it should enrich by automatically inferd
implicits depending on the current state.
Unsets implicits if [l] is empty. *)
val declare_manual_implicits : bool -> global_reference -> ?enriching:bool ->
manual_explicitation list -> unit
(* If the list is empty, do nothing, otherwise declare the implicits. *)
val maybe_declare_manual_implicits : bool -> global_reference -> ?enriching:bool ->
manual_explicitation list -> unit
val implicits_of_global : global_reference -> implicits_list
val lift_implicits : int -> manual_explicitation list -> manual_explicitation list
val merge_impls : implicits_list -> implicits_list -> implicits_list
type implicit_interactive_request =
| ImplAuto
| ImplManual of implicit_status list
type implicit_discharge_request =
| ImplLocal
| ImplConstant of constant * implicits_flags
| ImplMutualInductive of mutual_inductive * implicits_flags
| ImplInteractive of global_reference * implicits_flags *
implicit_interactive_request
|
