better abstraction to allow 1 discrimination tree implementation for both the

[helm.git] / helm / software / components / cic / cicParser.ml

diff --git a/helm/software/components/cic/cicParser.ml b/helm/software/components/cic/cicParser.ml
index 0f36f1a04d8b2ab886eb3861d904469efec20511..30e7a0b38903385fdee48dee1dbc28a0458e4467 100644 (file)
--- a/helm/software/components/cic/cicParser.ml
+++ b/helm/software/components/cic/cicParser.ml
@@ -300,22 +300,26 @@ let impredicative_set = ref true;;
 
 let sort_of_string ctxt = function
   | "Prop" -> Cic.Prop
-  | "CProp" -> Cic.CProp
   (* THIS CASE IS HERE ONLY TO ALLOW THE PARSING OF COQ LIBRARY
    * THIS SHOULD BE REMOVED AS SOON AS univ_maker OR COQ'S EXPORTATION 
    * IS FIXED *)
+  | "CProp" -> Cic.CProp (CicUniv.fresh ~uri:ctxt.uri ())
   | "Type" ->  Cic.Type (CicUniv.fresh ~uri:ctxt.uri ())
   | "Set" when !impredicative_set -> Cic.Set
   | "Set" -> Cic.Type (CicUniv.fresh ~uri:ctxt.uri ())
   | s ->
       let len = String.length s in
-      if not(len > 5) then parse_error ctxt "sort expected";
-      if not(String.sub s 0 5 = "Type:") then parse_error ctxt "sort expected";
-      try 
-        Cic.Type 
-          (CicUniv.fresh 
-            ~uri:ctxt.uri 
-            ~id:(int_of_string (String.sub s 5 (len - 5))) ())
+      let sort_len, mk_sort = 
+        if len > 5 && String.sub s 0 5 = "Type:" then 5,fun x -> Cic.Type x 
+        else if len > 6 && String.sub s 0 6 = "CProp:" then 6,fun x->Cic.CProp x
+        else parse_error ctxt "sort expected"
+      in
+      let s = String.sub s sort_len (len - sort_len) in
+      let i = String.index s ':' in  
+      let id =  int_of_string (String.sub s 0 i) in
+      let suri = String.sub s (i+1) (len - sort_len - i - 1) in
+      let uri = UriManager.uri_of_string suri in
+      try mk_sort (CicUniv.fresh ~uri ~id ())
       with
       | Failure "int_of_string" 
       | Invalid_argument _ -> parse_error ctxt "sort expected"