X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcomponents%2Fgrafite_parser%2FgrafiteParser.ml;h=ff36dbe21e7a18b2669b80ca2aa9c745d804bb19;hb=83a494ff9e15871231c8338df95f89926f2293ba;hp=aeb0080c4fa163023069d8d2e681fffccf46933c;hpb=7f72de8dea7fc5b9472ba63fb020419efd7cd183;p=helm.git

diff --git a/matita/components/grafite_parser/grafiteParser.ml b/matita/components/grafite_parser/grafiteParser.ml
index aeb0080c4..ff36dbe21 100644
--- a/matita/components/grafite_parser/grafiteParser.ml
+++ b/matita/components/grafite_parser/grafiteParser.ml
@@ -576,11 +576,14 @@ EXTEND
          G.NUnivConstraint (loc,u1,u2)
     | IDENT "unification"; IDENT "hint"; n = int; t = tactic_term ->
         G.UnificationHint (loc, t, n)
-    | IDENT "coercion"; name = IDENT; SYMBOL ":"; ty = term; 
+    | IDENT "coercion"; name = IDENT;
+        compose = OPT [ IDENT "nocomposites" -> () ];
+        SYMBOL ":"; ty = term; 
         SYMBOL <:unicode<def>>; t = term; "on"; 
         id = [ IDENT | PIDENT ]; SYMBOL ":"; source = term;
         "to"; target = term ->
-          G.NCoercion(loc,name,t,ty,(id,source),target)     
+          let compose = compose = None in
+          G.NCoercion(loc,name,compose,t,ty,(id,source),target)     
     | IDENT "record" ; (params,name,ty,fields) = record_spec ->
         G.NObj (loc, N.Record (params,name,ty,fields))
     | IDENT "copy" ; s = IDENT; IDENT "from"; u = URI; "with";