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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
(** Basic types used both in [constr_expr], [glob_constr], and [vernacexpr] *)
(** Located identifiers and objects with syntax. *)
type lident = Id.t CAst.t
type lname = Name.t CAst.t
type lstring = string CAst.t
(** Cases pattern variables *)
type patvar = Id.t
(** Introduction patterns *)
type 'constr intro_pattern_expr =
| IntroForthcoming of bool
| IntroNaming of intro_pattern_naming_expr
| IntroAction of 'constr intro_pattern_action_expr
and intro_pattern_naming_expr =
| IntroIdentifier of Id.t
| IntroFresh of Id.t
| IntroAnonymous
and 'constr intro_pattern_action_expr =
| IntroWildcard
| IntroOrAndPattern of 'constr or_and_intro_pattern_expr
| IntroInjection of ('constr intro_pattern_expr) CAst.t list
| IntroApplyOn of 'constr CAst.t * 'constr intro_pattern_expr CAst.t
| IntroRewrite of bool
and 'constr or_and_intro_pattern_expr =
| IntroOrPattern of ('constr intro_pattern_expr) CAst.t list list
| IntroAndPattern of ('constr intro_pattern_expr) CAst.t list
(** Move destination for hypothesis *)
type 'id move_location =
| MoveAfter of 'id
| MoveBefore of 'id
| MoveFirst
| MoveLast (** can be seen as "no move" when doing intro *)
(** A synonym of [Evar.t], also defined in Term *)
type existential_key = Evar.t
(** Casts *)
type 'a cast_type =
| CastConv of 'a
| CastVM of 'a
| CastCoerce (** Cast to a base type (eg, an underlying inductive type) *)
| CastNative of 'a
(** Bindings *)
type quantified_hypothesis = AnonHyp of int | NamedHyp of Id.t
type 'a explicit_bindings = (quantified_hypothesis * 'a) CAst.t list
type 'a bindings =
| ImplicitBindings of 'a list
| ExplicitBindings of 'a explicit_bindings
| NoBindings
type 'a with_bindings = 'a * 'a bindings
(** Some utility types for parsing *)
type 'a or_var =
| ArgArg of 'a
| ArgVar of lident
type 'a and_short_name = 'a * lident option
type 'a or_by_notation_r =
| AN of 'a
| ByNotation of (string * string option)
type 'a or_by_notation = 'a or_by_notation_r CAst.t
(* NB: the last string in [ByNotation] is actually a [Notation.delimiters],
but this formulation avoids a useless dependency. *)
(** Kinds of modules *)
type module_kind = Module | ModType | ModAny
(** Various flags *)
type direction_flag = bool (* true = Left-to-right false = right-to-right *)
type evars_flag = bool (* true = pose evars false = fail on evars *)
type rec_flag = bool (* true = recursive false = not recursive *)
type advanced_flag = bool (* true = advanced false = basic *)
type letin_flag = bool (* true = use local def false = use Leibniz *)
type clear_flag = bool option (* true = clear hyp, false = keep hyp, None = use default *)
type multi =
| Precisely of int
| UpTo of int
| RepeatStar
| RepeatPlus
|
