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authorGravatar Maxime Dénès <mail@maximedenes.fr>2017-03-24 16:15:32 +0100
committerGravatar Maxime Dénès <mail@maximedenes.fr>2017-03-24 16:15:32 +0100
commitaf291869bb7d1184d8e655906572d75937ca829b (patch)
tree62a5ccf9ee7b115b7d1118cbc3db92c553261713 /plugins/ltac/taccoerce.mli
parent3234a893a1b3cfd6b51f1c26cc10e9690d8a703e (diff)
parent7535e268f7706d1dee263fdbafadf920349103db (diff)
Merge branch 'trunk' into pr379
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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 Util
+open Names
+open Term
+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.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