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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(* $Id: argextend.ml4,v 1.9.2.4 2005/01/15 14:56:53 herbelin Exp $ *)
open Genarg
open Q_util
open Q_coqast
open Ast
let join_loc (deb1,_) (_,fin2) = (deb1,fin2)
let loc = Util.dummy_loc
let default_loc = <:expr< Util.dummy_loc >>
let rec make_rawwit loc = function
| BoolArgType -> <:expr< Genarg.rawwit_bool >>
| IntArgType -> <:expr< Genarg.rawwit_int >>
| IntOrVarArgType -> <:expr< Genarg.rawwit_int_or_var >>
| StringArgType -> <:expr< Genarg.rawwit_string >>
| PreIdentArgType -> <:expr< Genarg.rawwit_pre_ident >>
| IntroPatternArgType -> <:expr< Genarg.rawwit_intro_pattern >>
| IdentArgType -> <:expr< Genarg.rawwit_ident >>
| HypArgType -> <:expr< Genarg.rawwit_var >>
| RefArgType -> <:expr< Genarg.rawwit_ref >>
| SortArgType -> <:expr< Genarg.rawwit_sort >>
| ConstrArgType -> <:expr< Genarg.rawwit_constr >>
| ConstrMayEvalArgType -> <:expr< Genarg.rawwit_constr_may_eval >>
| QuantHypArgType -> <:expr< Genarg.rawwit_quant_hyp >>
| TacticArgType -> <:expr< Genarg.rawwit_tactic >>
| RedExprArgType -> <:expr< Genarg.rawwit_red_expr >>
| OpenConstrArgType -> <:expr< Genarg.rawwit_open_constr >>
| CastedOpenConstrArgType -> <:expr< Genarg.rawwit_casted_open_constr >>
| ConstrWithBindingsArgType -> <:expr< Genarg.rawwit_constr_with_bindings >>
| BindingsArgType -> <:expr< Genarg.rawwit_bindings >>
| List0ArgType t -> <:expr< Genarg.wit_list0 $make_rawwit loc t$ >>
| List1ArgType t -> <:expr< Genarg.wit_list1 $make_rawwit loc t$ >>
| OptArgType t -> <:expr< Genarg.wit_opt $make_rawwit loc t$ >>
| PairArgType (t1,t2) ->
<:expr< Genarg.wit_pair $make_rawwit loc t1$ $make_rawwit loc t2$ >>
| ExtraArgType s -> <:expr< $lid:"rawwit_"^s$ >>
let rec make_globwit loc = function
| BoolArgType -> <:expr< Genarg.globwit_bool >>
| IntArgType -> <:expr< Genarg.globwit_int >>
| IntOrVarArgType -> <:expr< Genarg.globwit_int_or_var >>
| StringArgType -> <:expr< Genarg.globwit_string >>
| PreIdentArgType -> <:expr< Genarg.globwit_pre_ident >>
| IntroPatternArgType -> <:expr< Genarg.globwit_intro_pattern >>
| IdentArgType -> <:expr< Genarg.globwit_ident >>
| HypArgType -> <:expr< Genarg.globwit_var >>
| RefArgType -> <:expr< Genarg.globwit_ref >>
| QuantHypArgType -> <:expr< Genarg.globwit_quant_hyp >>
| SortArgType -> <:expr< Genarg.globwit_sort >>
| ConstrArgType -> <:expr< Genarg.globwit_constr >>
| ConstrMayEvalArgType -> <:expr< Genarg.globwit_constr_may_eval >>
| TacticArgType -> <:expr< Genarg.globwit_tactic >>
| RedExprArgType -> <:expr< Genarg.globwit_red_expr >>
| OpenConstrArgType -> <:expr< Genarg.globwit_open_constr >>
| CastedOpenConstrArgType -> <:expr< Genarg.globwit_casted_open_constr >>
| ConstrWithBindingsArgType -> <:expr< Genarg.globwit_constr_with_bindings >>
| BindingsArgType -> <:expr< Genarg.globwit_bindings >>
| List0ArgType t -> <:expr< Genarg.wit_list0 $make_globwit loc t$ >>
| List1ArgType t -> <:expr< Genarg.wit_list1 $make_globwit loc t$ >>
| OptArgType t -> <:expr< Genarg.wit_opt $make_globwit loc t$ >>
| PairArgType (t1,t2) ->
<:expr< Genarg.wit_pair $make_globwit loc t1$ $make_globwit loc t2$ >>
| ExtraArgType s -> <:expr< $lid:"globwit_"^s$ >>
let rec make_wit loc = function
| BoolArgType -> <:expr< Genarg.wit_bool >>
| IntArgType -> <:expr< Genarg.wit_int >>
| IntOrVarArgType -> <:expr< Genarg.wit_int_or_var >>
| StringArgType -> <:expr< Genarg.wit_string >>
| PreIdentArgType -> <:expr< Genarg.wit_pre_ident >>
| IntroPatternArgType -> <:expr< Genarg.wit_intro_pattern >>
| IdentArgType -> <:expr< Genarg.wit_ident >>
| HypArgType -> <:expr< Genarg.wit_var >>
| RefArgType -> <:expr< Genarg.wit_ref >>
| QuantHypArgType -> <:expr< Genarg.wit_quant_hyp >>
| SortArgType -> <:expr< Genarg.wit_sort >>
| ConstrArgType -> <:expr< Genarg.wit_constr >>
| ConstrMayEvalArgType -> <:expr< Genarg.wit_constr_may_eval >>
| TacticArgType -> <:expr< Genarg.wit_tactic >>
| RedExprArgType -> <:expr< Genarg.wit_red_expr >>
| OpenConstrArgType -> <:expr< Genarg.wit_open_constr >>
| CastedOpenConstrArgType -> <:expr< Genarg.wit_casted_open_constr >>
| ConstrWithBindingsArgType -> <:expr< Genarg.wit_constr_with_bindings >>
| BindingsArgType -> <:expr< Genarg.wit_bindings >>
| List0ArgType t -> <:expr< Genarg.wit_list0 $make_wit loc t$ >>
| List1ArgType t -> <:expr< Genarg.wit_list1 $make_wit loc t$ >>
| OptArgType t -> <:expr< Genarg.wit_opt $make_wit loc t$ >>
| PairArgType (t1,t2) ->
<:expr< Genarg.wit_pair $make_wit loc t1$ $make_wit loc t2$ >>
| ExtraArgType s -> <:expr< $lid:"wit_"^s$ >>
let make_act loc act pil =
let rec make = function
| [] -> <:expr< Gramext.action (fun loc -> ($act$ : 'a)) >>
| None :: tl -> <:expr< Gramext.action (fun _ -> $make tl$) >>
| Some (p, t) :: tl ->
<:expr<
Gramext.action
(fun $lid:p$ -> let _ = in_gen $make_rawwit loc t$ $lid:p$ in $make tl$)
>> in
make (List.rev pil)
let make_rule loc (prods,act) =
let (symbs,pil) = List.split prods in
<:expr< ($mlexpr_of_list (fun x -> x) symbs$,$make_act loc act pil$) >>
let declare_tactic_argument for_v8 loc s typ pr f g h rawtyppr globtyppr cl =
let interp = match f with
| None -> <:expr< Tacinterp.interp_genarg >>
| Some f -> <:expr< $lid:f$>> in
let glob = match g with
| None -> <:expr< Tacinterp.intern_genarg >>
| Some f -> <:expr< $lid:f$>> in
let substitute = match h with
| None -> <:expr< Tacinterp.subst_genarg >>
| Some f -> <:expr< $lid:f$>> in
let rawtyp, rawpr = match rawtyppr with
| None -> typ,pr
| Some (t,p) -> t,p in
let globtyp, globpr = match globtyppr with
| None -> typ,pr
| Some (t,p) -> t,p in
let se = mlexpr_of_string s in
let wit = <:expr< $lid:"wit_"^s$ >> in
let rawwit = <:expr< $lid:"rawwit_"^s$ >> in
let globwit = <:expr< $lid:"globwit_"^s$ >> in
let rules = mlexpr_of_list (make_rule loc) (List.rev cl) in
<:str_item<
declare
value ($lid:"wit_"^s$, $lid:"globwit_"^s$, $lid:"rawwit_"^s$) =
Genarg.create_arg $se$;
value $lid:s$ = Pcoq.create_generic_entry $se$ $rawwit$;
Tacinterp.add_interp_genarg $se$
((fun e x ->
(in_gen $globwit$
(out_gen $make_globwit loc typ$
($glob$ e
(in_gen $make_rawwit loc rawtyp$
(out_gen $rawwit$ x)))))),
(fun ist gl x ->
(in_gen $wit$
(out_gen $make_wit loc typ$
($interp$ ist gl
(in_gen $make_globwit loc rawtyp$
(out_gen $globwit$ x)))))),
(fun subst x ->
(in_gen $globwit$
(out_gen $make_globwit loc typ$
($substitute$ subst
(in_gen $make_globwit loc rawtyp$
(out_gen $globwit$ x)))))));
Pcoq.Gram.extend ($lid:s$ : Pcoq.Gram.Entry.e 'a) None
[(None, None, $rules$)];
Pptactic.declare_extra_genarg_pprule
$mlexpr_of_bool for_v8$
($rawwit$, $lid:rawpr$)
($globwit$, $lid:globpr$)
($wit$, $lid:pr$);
end
>>
let declare_vernac_argument for_v8 loc s cl =
let se = mlexpr_of_string s in
let typ = ExtraArgType s in
let rawwit = <:expr< $lid:"rawwit_"^s$ >> in
let rules = mlexpr_of_list (make_rule loc) (List.rev cl) in
<:str_item<
declare
value $lid:"rawwit_"^s$ = let (_,_,x) = Genarg.create_arg $se$ in x;
value $lid:s$ = Pcoq.create_generic_entry $se$ $rawwit$;
Pcoq.Gram.extend ($lid:s$ : Pcoq.Gram.Entry.e 'a) None
[(None, None, $rules$)];
end
>>
open Vernacexpr
open Pcoq
let rec interp_entry_name loc s =
let l = String.length s in
if l > 8 & String.sub s 0 3 = "ne_" & String.sub s (l-5) 5 = "_list" then
let t, g = interp_entry_name loc (String.sub s 3 (l-8)) in
List1ArgType t, <:expr< Gramext.Slist1 $g$ >>
else if l > 5 & String.sub s (l-5) 5 = "_list" then
let t, g = interp_entry_name loc (String.sub s 0 (l-5)) in
List0ArgType t, <:expr< Gramext.Slist0 $g$ >>
else if l > 4 & String.sub s (l-4) 4 = "_opt" then
let t, g = interp_entry_name loc (String.sub s 0 (l-4)) in
OptArgType t, <:expr< Gramext.Sopt $g$ >>
else
let t, se =
match Pcoq.entry_type (Pcoq.get_univ "prim") s with
| Some _ as x -> x, <:expr< Prim. $lid:s$ >>
| None ->
match Pcoq.entry_type (Pcoq.get_univ "constr") s with
| Some _ as x -> x, <:expr< Constr. $lid:s$ >>
| None ->
match Pcoq.entry_type (Pcoq.get_univ "tactic") s with
| Some _ as x -> x, <:expr< Tactic. $lid:s$ >>
| None -> None, <:expr< $lid:s$ >> in
let t =
match t with
| Some t -> t
| None ->
(* Pp.warning_with Pp_control.err_ft
("Unknown primitive grammar entry: "^s);*)
ExtraArgType s
in t, <:expr< Gramext.Snterm (Pcoq.Gram.Entry.obj $se$) >>
open Pcaml
EXTEND
GLOBAL: str_item;
str_item:
[ [ "ARGUMENT"; "EXTEND"; s = [ UIDENT | LIDENT ];
"TYPED"; "AS"; typ = argtype;
"PRINTED"; "BY"; pr = LIDENT;
f = OPT [ "INTERPRETED"; "BY"; f = LIDENT -> f ];
g = OPT [ "GLOBALIZED"; "BY"; f = LIDENT -> f ];
h = OPT [ "SUBSTITUTED"; "BY"; f = LIDENT -> f ];
rawtyppr =
(* Necessary if the globalized type is different from the final type *)
OPT [ "RAW_TYPED"; "AS"; t = argtype;
"RAW_PRINTED"; "BY"; pr = LIDENT -> (t,pr) ];
globtyppr =
OPT [ "GLOB_TYPED"; "AS"; t = argtype;
"GLOB_PRINTED"; "BY"; pr = LIDENT -> (t,pr) ];
OPT "|"; l = LIST1 argrule SEP "|";
"END" ->
if String.capitalize s = s then
failwith "Argument entry names must be lowercase";
declare_tactic_argument true loc s typ pr f g h rawtyppr globtyppr l
| "VERNAC"; "ARGUMENT"; "EXTEND"; s = [ UIDENT | LIDENT ];
OPT "|"; l = LIST1 argrule SEP "|";
"END" ->
if String.capitalize s = s then
failwith "Argument entry names must be lowercase";
declare_vernac_argument true loc s l
| "V7"; "ARGUMENT"; "EXTEND"; s = [ UIDENT | LIDENT ];
"TYPED"; "AS"; typ = argtype;
"PRINTED"; "BY"; pr = LIDENT;
f = OPT [ "INTERPRETED"; "BY"; f = LIDENT -> f ];
g = OPT [ "GLOBALIZED"; "BY"; f = LIDENT -> f ];
h = OPT [ "SUBSTITUTED"; "BY"; f = LIDENT -> f ];
rawtyppr =
OPT [ "GLOB_TYPED"; "AS"; t = argtype;
"GLOB_PRINTED"; "BY"; pr = LIDENT -> (t,pr) ];
globtyppr =
OPT [ "GLOB_TYPED"; "AS"; t = argtype;
"GLOB_PRINTED"; "BY"; pr = LIDENT -> (t,pr) ];
OPT "|"; l = LIST1 argrule SEP "|";
"END" ->
if String.capitalize s = s then
failwith "Argument entry names must be lowercase";
declare_tactic_argument false loc s typ pr f g h rawtyppr globtyppr l
| "V7"; "VERNAC"; "ARGUMENT"; "EXTEND"; s = [ UIDENT | LIDENT ];
OPT "|"; l = LIST1 argrule SEP "|";
"END" ->
if String.capitalize s = s then
failwith "Argument entry names must be lowercase";
declare_vernac_argument false loc s l ] ]
;
argtype:
[ "2" RIGHTA
[ e1 = argtype; "*"; e2 = NEXT -> PairArgType (e1, e2) ]
| "1"
[ e = argtype; LIDENT "list" -> List0ArgType e
| e = argtype; LIDENT "option" -> OptArgType e ]
| "0"
[ e = LIDENT -> fst (interp_entry_name loc e)
| "("; e = argtype; ")" -> e ] ]
;
argrule:
[ [ "["; l = LIST0 genarg; "]"; "->"; "["; e = Pcaml.expr; "]" -> (l,e) ] ]
;
genarg:
[ [ e = LIDENT; "("; s = LIDENT; ")" ->
let t, g = interp_entry_name loc e in (g, Some (s,t))
| s = STRING ->
if String.length s > 0 && Util.is_letter s.[0] then
Pcoq.lexer.Token.using ("", s);
(<:expr< (Gramext.Stoken (Extend.terminal $str:s$)) >>, None)
] ]
;
END
|
