open CicNotationPt
- (* TODO ensure that names generated by fresh_var do not clash with user's *)
-let fresh_name =
- let index = ref ~-1 in
- fun () ->
- incr index;
- "fresh" ^ string_of_int !index
-
(* let meta_names_of term = *)
(* let rec names = ref [] in *)
(* let add_name n = *)
Binder (kind, aux_capture_variable var, k body)
| Case (term, indtype, typ, patterns) ->
Case (k term, indtype, aux_opt typ, aux_patterns patterns)
+ | Cast (t1, t2) -> Cast (k t1, k t2)
| LetIn (var, t1, t2) -> LetIn (aux_capture_variable var, k t1, k t2)
| LetRec (kind, definitions, term) ->
let definitions =
| Root (arg, index) -> Root (k arg, k index)
| Break -> Break
| Box (kind, terms) -> Box (kind, List.map k terms)
+ | Group terms -> Group (List.map k terms)
let visit_magic k = function
| List0 (t, l) -> List0 (k t, l)
| [ a ] -> a
| l -> Layout (Box ((H, false, false), l))
+let unboxify = function
+ | Layout (Box ((H, false, false), [ a ])) -> a
+ | l -> l
+
+let group = function
+ | [ a ] -> a
+ | l -> Layout (Group l)
+
+let ungroup =
+ let rec aux acc =
+ function
+ [] -> List.rev acc
+ | Layout (Group terms) :: terms' -> aux acc (terms @ terms')
+ | term :: terms -> aux (term :: acc) terms
+ in
+ aux []
+
+let dress sauce =
+ let rec aux =
+ function
+ | [] -> []
+ | [hd] -> [hd]
+ | hd :: tl -> hd :: sauce :: aux tl
+ in
+ aux
+
let find_appl_pattern_uris ap =
let rec aux acc =
function
ignore (List.find (fun uri' -> UriManager.eq uri uri') acc);
acc
with Not_found -> uri :: acc)
+ | ImplicitPattern
| VarPattern _ -> acc
| ApplPattern apl -> List.fold_left aux acc apl
in
Magic (If (_, Magic Fail, t)) -> find_branch t
| Magic (If (_, t, _)) -> find_branch t
| t -> t
+
+let cic_name_of_name = function
+ | CicNotationPt.Ident ("_", None) -> Cic.Anonymous
+ | CicNotationPt.Ident (name, None) -> Cic.Name name
+ | _ -> assert false
+
+let name_of_cic_name = function
+ | Cic.Name s -> CicNotationPt.Ident (s, None)
+ | Cic.Anonymous -> CicNotationPt.Ident ("_", None)
+
+let fresh_index = ref ~-1
+
+type notation_id = int
+
+let fresh_id () =
+ incr fresh_index;
+ !fresh_index
+
+ (* TODO ensure that names generated by fresh_var do not clash with user's *)
+let fresh_name () = "fresh" ^ string_of_int (fresh_id ())
+