The two lexers now raise CicTextualParser0.LexerFailure instead of

[helm.git] / helm / ocaml / cic_textual_parser / cicTextualLexer.mll

diff --git a/helm/ocaml/cic_textual_parser/cicTextualLexer.mll b/helm/ocaml/cic_textual_parser/cicTextualLexer.mll
index 58e6cf35b12d877e6fe61a2e251d6b3a5d34e7ca..6db492ee1745319fe06cb400f4860adfc6066112 100644 (file)
--- a/helm/ocaml/cic_textual_parser/cicTextualLexer.mll
+++ b/helm/ocaml/cic_textual_parser/cicTextualLexer.mll
@@ -31,21 +31,29 @@
  let indtyuri_of_uri uri =
   let index_sharp =  String.index uri '#' in
   let index_num = index_sharp + 3 in
-   (UriManager.uri_of_string (String.sub uri 0 index_sharp),
-    int_of_string (String.sub uri index_num (String.length uri - index_num)) - 1
-   )
+   try
+    (UriManager.uri_of_string (String.sub uri 0 index_sharp),
+     int_of_string(String.sub uri index_num (String.length uri - index_num)) - 1
+    )
+   with
+    Failure msg ->
+     raise (CicTextualParser0.LexerFailure "Not an inductive URI")
  ;;
 
  let indconuri_of_uri uri =
   let index_sharp =  String.index uri '#' in
   let index_div = String.rindex uri '/' in
   let index_con = index_div + 1 in
-   (UriManager.uri_of_string (String.sub uri 0 index_sharp),
-    int_of_string
-     (String.sub uri (index_sharp + 3) (index_div - index_sharp - 3)) - 1,
-    int_of_string
-     (String.sub uri index_con (String.length uri - index_con))
-   )
+   try
+    (UriManager.uri_of_string (String.sub uri 0 index_sharp),
+     int_of_string
+      (String.sub uri (index_sharp + 3) (index_div - index_sharp - 3)) - 1,
+     int_of_string
+      (String.sub uri index_con (String.length uri - index_con))
+    )
+   with
+    Failure msg ->
+     raise (CicTextualParser0.LexerFailure "Not a constructor URI")
  ;;
 }
 let num = ['1'-'9']['0'-'9']* | '0'