X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcomponents%2Fgrafite_parser%2FgrafiteParser.ml;h=aeb0080c4fa163023069d8d2e681fffccf46933c;hb=3ffb8f47701d127211a095d3b9f64d363760430f;hp=6da952c7d2ada70e80cc973925c747d7d07a25fd;hpb=939dfce0cb12f7e7760a24d89f6812890b9df431;p=helm.git

diff --git a/matita/components/grafite_parser/grafiteParser.ml b/matita/components/grafite_parser/grafiteParser.ml
index 6da952c7d..aeb0080c4 100644
--- a/matita/components/grafite_parser/grafiteParser.ml
+++ b/matita/components/grafite_parser/grafiteParser.ml
@@ -28,8 +28,6 @@
 module N  = NotationPt
 module G  = GrafiteAst
 
-type ast_statement = G.statement
-
 let exc_located_wrapper f =
   try
     f ()
@@ -44,9 +42,17 @@ let exc_located_wrapper f =
       raise (HExtlib.Localized 
         (floc,CicNotationParser.Parse_error (Printexc.to_string exn)))
 
-let parse_statement grafite_parser lexbuf =
+type parsable = Grammar.parsable * Ulexing.lexbuf
+
+let parsable_statement status buf =
+ let grammar = CicNotationParser.level2_ast_grammar status in
+  Grammar.parsable grammar (Obj.magic buf), buf
+
+let parse_statement grafite_parser parsable =
   exc_located_wrapper
-    (fun () -> (Grammar.Entry.parse (Obj.magic grafite_parser) (Obj.magic lexbuf)))
+    (fun () -> (Grammar.Entry.parse_parsable (Obj.magic grafite_parser) (fst parsable)))
+
+let strm_of_parsable (_,buf) = buf
 
 let add_raw_attribute ~text t = N.AttributedTerm (`Raw text, t)
 
@@ -162,7 +168,10 @@ EXTEND
            | N.Implicit _ -> false
            | N.UserInput -> true
            | _ -> raise (Invalid_argument "malformed target parameter list 1")) l
-      | _ -> raise (Invalid_argument ("malformed target parameter list 2\n" ^ NotationPp.pp_term params)) ]
+      | _ ->
+       (*CSC: new NCicPp.status is the best I can do here without changing the
+         result type *)
+       raise (Invalid_argument ("malformed target parameter list 2\n" ^ NotationPp.pp_term (new NCicPp.status) params)) ]
   ];
   direction: [
     [ SYMBOL ">" -> `LeftToRight
@@ -220,8 +229,11 @@ EXTEND
         G.NTactic(loc,[G.NCases (loc, what, where)])
     | IDENT "change"; what = pattern_spec; "with"; with_what = tactic_term -> 
         G.NTactic(loc,[G.NChange (loc, what, with_what)])
-    | SYMBOL "@"; num = OPT NUMBER; l = LIST0 tactic_term -> 
-        G.NTactic(loc,[G.NConstructor (loc, (match num with None -> None | Some x -> Some (int_of_string x)),l)])
+    | SYMBOL "-"; ids = LIST1 IDENT ->
+        G.NTactic(loc,[G.NClear (loc, ids)])
+    | (*SYMBOL "^"*)PLACEHOLDER; num = OPT NUMBER; 
+	l = OPT [ SYMBOL "{"; l = LIST1 tactic_term; SYMBOL "}" -> l ] -> 
+        G.NTactic(loc,[G.NConstructor (loc, (match num with None -> None | Some x -> Some (int_of_string x)),match l with None -> [] | Some l -> l)])
     | IDENT "cut"; t = tactic_term -> G.NTactic(loc,[G.NCut (loc, t)])
 (*  | IDENT "discriminate"; t = tactic_term -> G.NDiscriminate (loc, t)
     | IDENT "subst"; t = tactic_term -> G.NSubst (loc, t) *)
@@ -517,6 +529,8 @@ EXTEND
     include_command: [ [
         IDENT "include" ; path = QSTRING -> 
           loc,path,G.WithPreferences
+      | IDENT "include" ; IDENT "alias"; path = QSTRING -> 
+          loc,path,G.OnlyPreferences
       | IDENT "include'" ; path = QSTRING -> 
           loc,path,G.WithoutPreferences
      ]];
@@ -536,9 +550,9 @@ EXTEND
       paramspec = OPT inverter_param_list ; 
       outsort = OPT [ SYMBOL ":" ; outsort = term -> outsort ] -> 
         G.NInverter (loc,name,indty,paramspec,outsort)
-    | NLETCOREC ; defs = let_defs -> 
+    | LETCOREC ; defs = let_defs -> 
         nmk_rec_corec `CoInductive defs loc
-    | NLETREC ; defs = let_defs -> 
+    | LETREC ; defs = let_defs -> 
         nmk_rec_corec `Inductive defs loc
     | IDENT "inductive"; spec = inductive_spec ->
         let (params, ind_types) = spec in
@@ -619,7 +633,7 @@ EXTEND
   statement
 ;;
 
-type db = ast_statement Grammar.Entry.e ;;
+type db = GrafiteAst.statement Grammar.Entry.e ;;
 
 class type g_status =
  object
@@ -627,10 +641,10 @@ class type g_status =
   method parser_db: db
  end
 
-class status =
+class virtual status =
  object(self)
   inherit CicNotationParser.status ~keywords:[]
-  val mutable db = None
+  val mutable db = None (* mutable only to initialize it :-( *)
   method parser_db = match db with None -> assert false | Some x -> x
   method set_parser_db v = {< db = Some v >}
   method set_parser_status