| `Set -> "Set"
| `CProp _ -> "CProp"
| `Type _ -> "Type"
+ | `NType s -> "Type[" ^ s ^ "]"
let pp_ast0 t k =
let rec aux =
let mk_case_pattern =
function
Ast.Pattern (head, href, vars) ->
- hbox true false (ident_w_href href head :: List.map aux_var vars)
+ hvbox true false (ident_w_href href head :: List.map aux_var vars)
| Ast.Wildcard -> builtin_symbol "_"
in
let patterns' =
(* persistent state *)
-let level1_patterns21 = Hashtbl.create 211
-
+let initial_level1_patterns21 () = Hashtbl.create 211
+let level1_patterns21 = ref (initial_level1_patterns21 ())
let compiled21 = ref None
-
let pattern21_matrix = ref []
+let counter = ref ~-1
+
+let stack = ref [];;
+
+let push () =
+ stack := (!counter,!level1_patterns21,!compiled21,!pattern21_matrix)::!stack;
+ counter := ~-1;
+ level1_patterns21 := initial_level1_patterns21 ();
+ compiled21 := None;
+ pattern21_matrix := []
+;;
+
+let pop () =
+ match !stack with
+ [] -> assert false
+ | (ocounter,olevel1_patterns21,ocompiled21,opatterns21_matrix)::old ->
+ stack := old;
+ counter := ocounter;
+ level1_patterns21 := olevel1_patterns21;
+ compiled21 := ocompiled21;
+ pattern21_matrix := opatterns21_matrix
+;;
let get_compiled21 () =
match !compiled21 with
assert (CicNotationEnv.well_typed ty value); (* INVARIANT *)
(* following assertion should be a conditional that makes this
* instantiation fail *)
- assert (CicNotationEnv.well_typed expected_ty value);
+ if not (CicNotationEnv.well_typed expected_ty value) then
+ begin
+ prerr_endline ("The variable " ^ name ^ " is used with the wrong type in the notation declaration");
+ assert false
+ end;
let value = CicNotationEnv.term_of_value value in
let value =
match expected_ty with
let sep =
match sep_opt with
| None -> []
- | Some l -> [ Ast.Literal l ]
+ | Some l -> [ Ast.Literal l; break; space ]
in
let rec instantiate_list acc = function
| [] -> List.rev acc
let terms = subst pos env p in
instantiate_list (CicNotationUtil.group (terms @ sep) :: acc) tl
in
- instantiate_list [] values
+ if values = [] then []
+ else [hovbox false false (instantiate_list [] values)]
| Ast.Opt p ->
let opt_decls = CicNotationEnv.declarations_of_term p in
let env =
in
let l1 =
try
- Hashtbl.find level1_patterns21 pid
+ Hashtbl.find !level1_patterns21 pid
with Not_found -> assert false
in
instantiate21 idrefs (ast_env_of_env env) l1)
in
aux true l1_pattern *)
-let counter = ref ~-1
-let reset () =
- counter := ~-1;
- Hashtbl.clear level1_patterns21
-;;
let fresh_id =
fun () ->
incr counter;
let id = fresh_id () in
let l1' = add_level_info precedence (fill_pos_info l1) in
let l2' = CicNotationUtil.strip_attributes l2 in
- Hashtbl.add level1_patterns21 id l1';
+ Hashtbl.add !level1_patterns21 id l1';
pattern21_matrix := (l2', id) :: !pattern21_matrix;
load_patterns21 !pattern21_matrix;
id
let remove_pretty_printer id =
(try
- Hashtbl.remove level1_patterns21 id;
+ Hashtbl.remove !level1_patterns21 id;
with Not_found -> raise Pretty_printer_not_found);
pattern21_matrix := List.filter (fun (_, id') -> id <> id') !pattern21_matrix;
load_patterns21 !pattern21_matrix
| Ast.Magic magic -> aux_magic env magic
| Ast.Variable var -> aux_variable env var
+ | Ast.Cast (t, ty) -> Ast.Cast (aux env t, aux env ty)
+
| _ -> assert false
and aux_opt env = function
| Some term -> Some (aux env term)