First attempt to implement unification hints.

[helm.git] / helm / software / components / ng_disambiguation / nCicDisambiguate.ml

diff --git a/helm/software/components/ng_disambiguation/nCicDisambiguate.ml b/helm/software/components/ng_disambiguation/nCicDisambiguate.ml
index 6ec2c650759d0086fe29f3754319f2c6478a0830..9f14c503f3bc30a99cb9ae29457e7ecb345645ff 100644 (file)
--- a/helm/software/components/ng_disambiguation/nCicDisambiguate.ml
+++ b/helm/software/components/ng_disambiguation/nCicDisambiguate.ml
@@ -27,7 +27,8 @@ let cic_name_of_name = function
   | _ -> assert false
 ;;
 
-let refine_term metasenv subst context uri ~use_coercions:_ term _ ~localization_tbl =
+let refine_term 
+ metasenv subst context uri ~coercion_db ~use_coercions term _ ~localization_tbl=
   assert (uri=None);
   debug_print (lazy (sprintf "TEST_INTERPRETATION: %s" 
     (NCicPp.ppterm ~metasenv ~subst ~context term)));
@@ -39,7 +40,13 @@ let refine_term metasenv subst context uri ~use_coercions:_ term _ ~localization
         assert false
     in
     let metasenv, subst, term, _ = 
-      NCicRefiner.typeof metasenv subst context term None ~localise 
+      NCicRefiner.typeof
+        (NCicUnifHint.db ())
+        ~look_for_coercion:(
+          if use_coercions then 
+           NCicCoercion.look_for_coercion coercion_db
+          else (fun _ _ _ _ _ -> []))
+        metasenv subst context term None ~localise 
     in
      Disambiguate.Ok (term, metasenv, subst, ())
   with
@@ -70,9 +77,6 @@ let interpretate_term
   assert (uri = None);
 
   let rec aux ~localize loc context = function
-    t ->
-            let res = 
-    match t with
     | CicNotationPt.AttributedTerm (`Loc loc, term) ->
         let res = aux ~localize loc context term in
         if localize then 
@@ -181,7 +185,7 @@ let interpretate_term
            List.nth itl indtyp_no
           with _ -> assert false in
          let rec count_prod t =
-           match NCicReduction.whd [] t with
+                 match NCicReduction.whd ~subst:[] [] t with
                NCic.Prod (_, _, t) -> 1 + (count_prod t)
              | _ -> 0 
          in 
@@ -393,16 +397,17 @@ patterns not implemented *)
        [false,NUri.uri_of_string "cic:/matita/pts/Type.univ"])
     | CicNotationPt.Sort (`Type _u) -> NCic.Sort (NCic.Type
        [false,NUri.uri_of_string "cic:/matita/pts/Type.univ"])
+    | CicNotationPt.Sort (`NType s) -> NCic.Sort (NCic.Type
+       [false,NUri.uri_of_string ("cic:/matita/pts/Type" ^ s ^ ".univ")])
     | CicNotationPt.Sort (`CProp _u) -> NCic.Sort (NCic.Type
        [false,NUri.uri_of_string "cic:/matita/pts/CProp.univ"])
     | CicNotationPt.Symbol (symbol, instance) ->
         Disambiguate.resolve ~env ~mk_choice 
          (Symbol (symbol, instance)) (`Args [])
-    | _ -> assert false (* god bless Bologna *)
-
-            in
-(*             prerr_endline (NCicPp.ppterm ~metasenv:[] ~context:[] ~subst:[] res); *)
-            res
+    | CicNotationPt.Variable _
+    | CicNotationPt.Magic _
+    | CicNotationPt.Layout _
+    | CicNotationPt.Literal _ -> assert false (* god bless Bologna *)
   and aux_option ~localize loc context annotation = function
     | None -> NCic.Implicit annotation
     | Some (CicNotationPt.AttributedTerm (`Loc loc, term)) ->
@@ -425,13 +430,9 @@ let interpretate_term ?(create_dummy_ids=false) ~context ~env ~uri ~is_path ast
 ~localization_tbl
 ;;
 
-let domain_of_term ~context = 
-  Disambiguate.domain_of_ast_term ~context
-;; 
-
 let disambiguate_term ~context ~metasenv ~subst ?goal
    ~mk_implicit ~description_of_alias ~mk_choice
-   ~aliases ~universe ~lookup_in_library 
+   ~aliases ~universe ~coercion_db ~lookup_in_library 
    (text,prefix_len,term) 
  =
   let mk_localization_tbl x = NCicUntrusted.NCicHash.create x in
@@ -457,9 +458,9 @@ let disambiguate_term ~context ~metasenv ~subst ?goal
      ~string_context_of_context:(List.map (fun (x,_) -> Some x))
      ~universe ~uri:None ~pp_thing:CicNotationPp.pp_term
      ~passes:(MultiPassDisambiguator.passes ())
-     ~lookup_in_library ~domain_of_thing:domain_of_term
+     ~lookup_in_library ~domain_of_thing:Disambiguate.domain_of_term
      ~interpretate_thing:(interpretate_term ~mk_choice (?create_dummy_ids:None))
-     ~refine_thing:refine_term (text,prefix_len,term)
+     ~refine_thing:(refine_term ~coercion_db) (text,prefix_len,term)
      ~mk_localization_tbl ~hint ~subst
    in
     List.map (function (a,b,c,d,_) -> a,b,c,d) res, b
@@ -484,5 +485,16 @@ in
          NCicEnvironment.add_constraint true (mk_type 0) (mk_cprop 1);
          NCicEnvironment.add_constraint false (mk_cprop 0) (mk_type 0);
          NCicEnvironment.add_constraint false (mk_type 0) (mk_cprop 0);
+
+         NCicEnvironment.add_constraint true (mk_type 1) (mk_type 2);
+         NCicEnvironment.add_constraint true (mk_cprop 1) (mk_cprop 2);
+         NCicEnvironment.add_constraint true (mk_cprop 1) (mk_type 2);
+         NCicEnvironment.add_constraint true (mk_type 1) (mk_cprop 2);
+         NCicEnvironment.add_constraint false (mk_cprop 1) (mk_type 1);
+         NCicEnvironment.add_constraint false (mk_type 1) (mk_cprop 1);
+
+         NCicEnvironment.add_constraint false (mk_cprop 2) (mk_type 2);
+         NCicEnvironment.add_constraint false (mk_type 2) (mk_cprop 2);
+
 ;;