X-Git-Url: http://git.euphorik.ch/?p=master-thesis.git;a=blobdiff_plain;f=Parasitemia%2FParasitemiaCore%2FTypes.fs;h=5440115735887c0fe3a266241b5274557c5e3f9e;hp=8f6c34af4e07089932d0f6fde09bb6ff9c957751;hb=23466ba92c5595f6c0b9f97c86a221a4e5ffebe9;hpb=e588f9c954a54cb259b2c1f6f9e8d9dbd4639269

diff --git a/Parasitemia/ParasitemiaCore/Types.fs b/Parasitemia/ParasitemiaCore/Types.fs
index 8f6c34a..5440115 100644
--- a/Parasitemia/ParasitemiaCore/Types.fs
+++ b/Parasitemia/ParasitemiaCore/Types.fs
@@ -86,4 +86,18 @@ type MaybeBuilder () =
     member this.Return (x) =
         Some x
 
-let maybe = MaybeBuilder()
\ No newline at end of file
+let maybe = MaybeBuilder()
+
+type Result<'a> =
+    | Success of 'a
+    | Fail of string // Error message.
+
+type ResultBuilder () =
+    member this.Bind (res, f) =
+        match res with
+        | Success value -> f value
+        | fail -> fail
+
+    member this.ReturnFrom (x) = x
+
+let result = ResultBuilder()
\ No newline at end of file