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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 *)
(************************************************************************)
open API
open Util
open Names
open EConstr
open Misctypes
open Pattern
open Genarg
open Geninterp
(** Coercions from highest level generic arguments to actual data used by Ltac
interpretation. Those functions examinate dynamic types and try to return
something sensible according to the object content. *)
exception CannotCoerceTo of string
(** Exception raised whenever a coercion failed. *)
(** {5 High-level access to values}
The [of_*] functions cast a given argument into a value. The [to_*] do the
converse, and return [None] if there is a type mismatch.
*)
module Value :
sig
type t = Val.t
val normalize : t -> t
(** Eliminated the leading dynamic type casts. *)
val of_constr : constr -> t
val to_constr : t -> constr option
val of_uconstr : Glob_term.closed_glob_constr -> t
val to_uconstr : t -> Glob_term.closed_glob_constr option
val of_int : int -> t
val to_int : t -> int option
val to_list : t -> t list option
val to_option : t -> t option option
val to_pair : t -> (t * t) option
end
(** {5 Coercion functions} *)
val coerce_to_constr_context : Value.t -> constr
val coerce_var_to_ident : bool -> Environ.env -> Evd.evar_map -> Value.t -> Id.t
val coerce_to_ident_not_fresh : Environ.env -> Evd.evar_map -> Value.t -> Id.t
val coerce_to_intro_pattern : Environ.env -> Evd.evar_map -> Value.t -> Tacexpr.delayed_open_constr intro_pattern_expr
val coerce_to_intro_pattern_naming :
Environ.env -> Evd.evar_map -> Value.t -> intro_pattern_naming_expr
val coerce_to_hint_base : Value.t -> string
val coerce_to_int : Value.t -> int
val coerce_to_constr : Environ.env -> Value.t -> constr_under_binders
val coerce_to_uconstr : Environ.env -> Value.t -> Glob_term.closed_glob_constr
val coerce_to_closed_constr : Environ.env -> Value.t -> constr
val coerce_to_evaluable_ref :
Environ.env -> Evd.evar_map -> Value.t -> evaluable_global_reference
val coerce_to_constr_list : Environ.env -> Value.t -> constr list
val coerce_to_intro_pattern_list :
?loc:Loc.t -> Environ.env -> Evd.evar_map -> Value.t -> Tacexpr.intro_patterns
val coerce_to_hyp : Environ.env -> Evd.evar_map -> Value.t -> Id.t
val coerce_to_hyp_list : Environ.env -> Evd.evar_map -> Value.t -> Id.t list
val coerce_to_reference : Environ.env -> Evd.evar_map -> Value.t -> Globnames.global_reference
val coerce_to_quantified_hypothesis : Evd.evar_map -> Value.t -> quantified_hypothesis
val coerce_to_decl_or_quant_hyp : Environ.env -> Evd.evar_map -> Value.t -> quantified_hypothesis
val coerce_to_int_or_var_list : Value.t -> int or_var list
(** {5 Missing generic arguments} *)
val wit_constr_context : (Empty.t, Empty.t, EConstr.constr) genarg_type
val wit_constr_under_binders : (Empty.t, Empty.t, constr_under_binders) genarg_type
|
