nothing special

[helm.git] / helm / software / components / ng_kernel / nReference.ml

diff --git a/helm/software/components/ng_kernel/nReference.ml b/helm/software/components/ng_kernel/nReference.ml
index 2892915c340b83f450dd0b4acc10b9989221f9f1..be6760bf19e3702bf7da7d204b3a066b8a6313a1 100644 (file)
--- a/helm/software/components/ng_kernel/nReference.ml
+++ b/helm/software/components/ng_kernel/nReference.ml
@@ -119,7 +119,16 @@ let string_of_reference (Ref (u,indinfo)) =
 let mk_constructor j = function
   | Ref (u, Ind (_,i,l)) -> 
       reference_of_string (string_of_reference (Ref (u, Con (i,j,l))))
-  | _ -> assert false
+  | r -> 
+      raise (IllFormedReference (lazy ("NON INDUCTIVE TYPE REFERENCE: " ^
+        string_of_reference r))); 
+;;
+let mk_indty b = function
+  | Ref (u, Con (i,_,l)) -> 
+      reference_of_string (string_of_reference (Ref (u, Ind (b,i,l))))
+  | r -> 
+      raise (IllFormedReference (lazy 
+        ("NON INDUCTIVE TYPE CONSTRUCTOR REFERENCE: " ^ string_of_reference r))); 
 ;;
 
 let mk_fix i j = function
@@ -133,3 +142,11 @@ let mk_cofix i = function
       reference_of_string (string_of_reference (Ref (u, CoFix i)))
   | _ -> assert false
 ;;
+
+let reference_of_spec u spec = 
+  reference_of_string (string_of_reference (Ref (u, spec)))
+;;
+
+
+
+