Fix site.map generation if no routes were detected

SaturnFramework · Jul 5, 2018 · ee03b96 · ee03b96
1 parent 832643f
commit ee03b96
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/Saturn/Diagnostics.fs b/src/Saturn/Diagnostics.fs
@@ -52,7 +52,9 @@ module SiteMap =
 
     let add hm = state.Add(hm)
     let generate () =
-        let s = state |> Seq.last
+        match state |> Seq.tryLast with
+        | None -> ()
+        | Some s ->
         let z = s.CollectPaths "" None state
         let typ = typeof<HandlerMap>
         let asm = typ.Assembly.Location