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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(** This file features facilities to generate fresh names. *)
open Names
open Term
open Environ
(*********************************************************************
Conventional default names *)
val default_prop_ident : Id.t (* "H" *)
val default_small_ident : Id.t (* "H" *)
val default_type_ident : Id.t (* "X" *)
val default_non_dependent_ident : Id.t (* "H" *)
val default_dependent_ident : Id.t (* "x" *)
(*********************************************************************
Generating "intuitive" names from their type *)
val lowercase_first_char : Id.t -> string
val sort_hdchar : sorts -> string
val hdchar : env -> types -> string
val id_of_name_using_hdchar : env -> types -> Name.t -> Id.t
val named_hd : env -> types -> Name.t -> Name.t
val head_name : types -> Id.t option
val mkProd_name : env -> Name.t * types * types -> types
val mkLambda_name : env -> Name.t * types * constr -> constr
(** Deprecated synonyms of [mkProd_name] and [mkLambda_name] *)
val prod_name : env -> Name.t * types * types -> types
val lambda_name : env -> Name.t * types * constr -> constr
val prod_create : env -> types * types -> constr
val lambda_create : env -> types * constr -> constr
val name_assumption : env -> Context.Rel.Declaration.t -> Context.Rel.Declaration.t
val name_context : env -> Context.Rel.t -> Context.Rel.t
val mkProd_or_LetIn_name : env -> types -> Context.Rel.Declaration.t -> types
val mkLambda_or_LetIn_name : env -> constr -> Context.Rel.Declaration.t -> constr
val it_mkProd_or_LetIn_name : env -> types -> Context.Rel.t -> types
val it_mkLambda_or_LetIn_name : env -> constr -> Context.Rel.t -> constr
(*********************************************************************
Fresh names *)
(** Avoid clashing with a name satisfying some predicate *)
val next_ident_away_from : Id.t -> (Id.t -> bool) -> Id.t
(** Avoid clashing with a name of the given list *)
val next_ident_away : Id.t -> Id.t list -> Id.t
(** Avoid clashing with a name already used in current module *)
val next_ident_away_in_goal : Id.t -> Id.t list -> Id.t
(** Avoid clashing with a name already used in current module
but tolerate overwriting section variables, as in goals *)
val next_global_ident_away : Id.t -> Id.t list -> Id.t
(** Default is [default_non_dependent_ident] *)
val next_name_away : Name.t -> Id.t list -> Id.t
val next_name_away_with_default : string -> Name.t -> Id.t list ->
Id.t
val next_name_away_with_default_using_types : string -> Name.t ->
Id.t list -> types -> Id.t
val set_reserved_typed_name : (types -> Name.t) -> unit
(*********************************************************************
Making name distinct for displaying *)
type renaming_flags =
| RenamingForCasesPattern of (Name.t list * constr) (** avoid only global constructors *)
| RenamingForGoal (** avoid all globals (as in intro) *)
| RenamingElsewhereFor of (Name.t list * constr)
val make_all_name_different : env -> env
val compute_displayed_name_in :
renaming_flags -> Id.t list -> Name.t -> constr -> Name.t * Id.t list
val compute_and_force_displayed_name_in :
renaming_flags -> Id.t list -> Name.t -> constr -> Name.t * Id.t list
val compute_displayed_let_name_in :
renaming_flags -> Id.t list -> Name.t -> constr -> Name.t * Id.t list
val rename_bound_vars_as_displayed :
Id.t list -> Name.t list -> types -> types
(**********************************************************************)
(* Naming strategy for arguments in Prop when eliminating inductive types *)
val use_h_based_elimination_names : unit -> bool
|
