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(***********************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA-Rocquencourt & LRI-CNRS-Orsay *)
(* \VV/ *************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(***********************************************************************)
(*i camlp4deps: "parsing/grammar.cma" i*)
(* $Id$ *)
open Pcoq
open Pp
open Tactic
open Util
open Vernac_
(* Proof commands *)
GEXTEND Gram
GLOBAL: command ne_constrarg_list;
destruct_location :
[ [ IDENT "Conclusion" -> <:ast< (CONCL)>>
| IDENT "Discardable"; "Hypothesis" -> <:ast< (DiscardableHYP)>>
| "Hypothesis" -> <:ast< (PreciousHYP)>> ]]
;
ne_constrarg_list:
[ [ l = LIST1 constrarg -> l ] ]
;
opt_identarg_list:
[ [ -> []
| ":"; l = LIST1 identarg -> l ] ]
;
deftok:
[ [ IDENT "Meta"
| IDENT "Tactic" ] ]
;
vrec_clause:
[ [ name=identarg; it=LIST1 input_fun; ":="; body=tactic_expr ->
<:ast<(RECCLAUSE $name (FUNVAR ($LIST $it)) $body)>>
| name=identarg; ":="; body=tactic_expr ->
<:ast<(RECCLAUSE $name $body)>> ] ]
;
command:
[ [ IDENT "Goal"; c = constrarg -> <:ast< (GOAL $c) >>
| IDENT "Goal" -> <:ast< (GOAL) >>
| "Proof" -> <:ast< (GOAL) >>
| IDENT "Begin" -> <:ast< (GOAL) >>
| IDENT "Abort" -> <:ast< (ABORT) >>
| "Qed" -> <:ast< (SaveNamed) >>
| IDENT "Save" -> <:ast< (SaveNamed) >>
| IDENT "Defined" -> <:ast< (DefinedNamed) >>
| IDENT "Defined"; id = identarg -> <:ast< (DefinedAnonymous $id) >>
| IDENT "Save"; tok = thm_tok; id = identarg ->
<:ast< (SaveAnonymous $tok $id) >>
| IDENT "Save"; id = identarg -> <:ast< (SaveAnonymous $id) >>
| IDENT "Suspend" -> <:ast< (SUSPEND) >>
| IDENT "Resume" -> <:ast< (RESUME) >>
| IDENT "Resume"; id = identarg -> <:ast< (RESUME $id) >>
| IDENT "Abort"; IDENT "All" -> <:ast< (ABORTALL) >>
| IDENT "Abort"; id = identarg -> <:ast< (ABORT $id) >>
| IDENT "Restart" -> <:ast< (RESTART) >>
| "Proof"; c = constrarg -> <:ast< (PROOF $c) >>
| IDENT "Undo" -> <:ast< (UNDO 1) >>
| IDENT "Undo"; n = numarg -> <:ast< (UNDO $n) >>
| IDENT "Show"; n = numarg -> <:ast< (SHOW $n) >>
| IDENT "Show"; IDENT "Implicits"; n = numarg ->
<:ast< (SHOWIMPL $n) >>
| IDENT "Focus" -> <:ast< (FOCUS) >>
| IDENT "Focus"; n = numarg -> <:ast< (FOCUS $n) >>
| IDENT "Unfocus" -> <:ast< (UNFOCUS) >>
| IDENT "Show" -> <:ast< (SHOW) >>
| IDENT "Show"; IDENT "Intro" -> <:ast< (SHOWINTRO) >>
| IDENT "Show"; IDENT "Intros" -> <:ast< (SHOWINTROS) >>
| IDENT "Show"; IDENT "Implicits" -> <:ast< (SHOWIMPL) >>
| IDENT "Show"; IDENT "Node" -> <:ast< (ShowNode) >>
| IDENT "Show"; IDENT "Script" -> <:ast< (ShowScript) >>
| IDENT "Show"; IDENT "Existentials" -> <:ast< (ShowEx) >>
| IDENT "Existential"; n = numarg; ":="; c = constrarg ->
<:ast< (EXISTENTIAL $n $c) >>
| IDENT "Existential"; n = numarg; ":="; c1 = Constr.constr; ":";
c2 = Constr.constr ->
<:ast< (EXISTENTIAL $n (CONSTR (CAST $c1 $c2))) >>
| IDENT "Existential"; n = numarg; ":"; c2 = Constr.constr; ":=";
c1 = Constr.constr ->
<:ast< (EXISTENTIAL $n (CONSTR (CAST $c1 $c2))) >>
| IDENT "Explain"; "Proof"; l = numarg_list ->
<:ast< (ExplainProof ($LIST $l)) >>
| IDENT "Explain"; "Proof"; IDENT "Tree"; l = numarg_list ->
<:ast< (ExplainProofTree ($LIST $l)) >>
| IDENT "Go"; n = numarg -> <:ast< (Go $n) >>
| IDENT "Go"; IDENT "top" -> <:ast< (Go "top") >>
| IDENT "Go"; IDENT "prev" -> <:ast< (Go "prev") >>
| IDENT "Go"; IDENT "next" -> <:ast< (Go "next") >>
| IDENT "Show"; "Proof" -> <:ast< (ShowProof) >>
| IDENT "Guarded" -> <:ast< (CheckGuard) >>
| IDENT "Show"; IDENT "Tree" -> <:ast< (ShowTree) >>
| IDENT "Show"; IDENT "Conjectures" -> <:ast< (ShowProofs) >>
(* Definitions for tactics *)
| deftok; "Definition"; name=identarg; ":="; body=Tactic.tactic
-> <:ast<(TACDEF $name (AST $body))>>
| deftok; "Definition"; name=identarg; largs=LIST1 input_fun;
":="; body=Tactic.tactic ->
<:ast<(TACDEF $name (AST (FUN (FUNVAR ($LIST $largs)) $body)))>>
| IDENT "Recursive"; deftok; "Definition"; vc=vrec_clause ->
(match vc with
| Coqast.Node(_,"RECCLAUSE",nme::[_;_]) ->
<:ast<(TACDEF $nme (AST (REC $vc)))>>
| Coqast.Node(_,"RECCLAUSE",nme::[bd]) ->
<:ast<(TACDEF $nme (AST $bd))>>
| _ ->
anomalylabstrm "Gram.vernac" [<'sTR "Not a correct RECCLAUSE">])
| IDENT "Recursive"; deftok; "Definition"; vc=vrec_clause; "And";
vcl=LIST1 vrec_clause SEP "And" ->
let nvcl=
List.fold_right
(fun e b -> match e with
| Coqast.Node(_,"RECCLAUSE",nme::[_;_]) ->
nme::<:ast<(AST (REC $e))>>::b
| Coqast.Node(_,"RECCLAUSE",nme::[bd]) ->
nme::<:ast<(AST $bd)>>::b
| _ ->
anomalylabstrm "Gram.vernac" [<'sTR
"Not a correct RECCLAUSE">]) (vc::vcl) [] in
<:ast<(TACDEF ($LIST $nvcl))>>
(* Hints for Auto and EAuto *)
| IDENT "Hint"; hintname = identarg; dbname = opt_identarg_list; ":=";
IDENT "Resolve"; c = constrarg ->
<:ast<(HintResolve $hintname (VERNACARGLIST ($LIST $dbname)) $c)>>
| IDENT "Hint"; hintname = identarg; dbnames = opt_identarg_list; ":=";
IDENT "Immediate"; c = constrarg ->
<:ast<(HintImmediate $hintname (VERNACARGLIST ($LIST $dbnames)) $c)>>
| IDENT "Hint"; hintname = identarg; dbnames = opt_identarg_list; ":=";
IDENT "Unfold"; c = qualidarg ->
<:ast<(HintUnfold $hintname (VERNACARGLIST ($LIST $dbnames)) $c)>>
| IDENT "Hint"; hintname = identarg; dbnames = opt_identarg_list; ":=";
IDENT "Constructors"; c = qualidarg ->
<:ast<(HintConstructors $hintname (VERNACARGLIST ($LIST $dbnames)) $c)>>
| IDENT "Hint"; hintname = identarg; dbnames = opt_identarg_list; ":=";
IDENT "Extern"; n = numarg; c = constrarg ; tac = tacarg ->
<:ast<(HintExtern $hintname (VERNACARGLIST ($LIST $dbnames))
$n $c (TACTIC $tac))>>
| IDENT "Hints"; IDENT "Resolve"; l = ne_qualidarg_list;
dbnames = opt_identarg_list ->
<:ast< (HintsResolve (VERNACARGLIST ($LIST $dbnames)) ($LIST $l)) >>
| IDENT "Hints"; IDENT "Immediate"; l = ne_qualidarg_list;
dbnames = opt_identarg_list ->
<:ast< (HintsImmediate (VERNACARGLIST ($LIST $dbnames)) ($LIST $l)) >>
| IDENT "Hints"; IDENT "Unfold"; l = ne_qualidarg_list;
dbnames = opt_identarg_list ->
<:ast< (HintsUnfold (VERNACARGLIST ($LIST $dbnames)) ($LIST $l)) >>
| IDENT "HintDestruct";
dloc = destruct_location;
na = identarg;
hyptyp = constrarg;
pri = numarg;
tac = Prim.astact ->
<:ast< (HintDestruct $na (AST $dloc) $hyptyp $pri (AST $tac))>>
| n = numarg; ":"; tac = tacarg ->
<:ast< (SOLVE $n (TACTIC $tac)) >>
(*This entry is not commented, only for debug*)
| IDENT "PrintConstr"; com = constrarg ->
<:ast< (PrintConstr $com)>>
] ];
END
|
