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-rw-r--r--src/Propellor/Types/Val.hs22
1 files changed, 0 insertions, 22 deletions
diff --git a/src/Propellor/Types/Val.hs b/src/Propellor/Types/Val.hs
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index 8890bee8..00000000
--- a/src/Propellor/Types/Val.hs
+++ /dev/null
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-module Propellor.Types.Val where
-
-import Data.Monoid
-
-import Propellor.Types.Empty
-
-data Val a = Val a | NoVal
- deriving (Eq, Show)
-
-instance Monoid (Val a) where
- mempty = NoVal
- mappend old new = case new of
- NoVal -> old
- _ -> new
-
-instance Empty (Val a) where
- isEmpty NoVal = True
- isEmpty _ = False
-
-fromVal :: Val a -> Maybe a
-fromVal (Val a) = Just a
-fromVal NoVal = Nothing