@@ -56,6 +56,7 @@ module ProjectM36.Tupleable.Deriving
56import Data.Proxy
56import Data.Proxy
57import qualified Data.Text as T
57import qualified Data.Text as T
58import Data.Text.Manipulate
58import Data.Text.Manipulate
59import GHC.TypeLits
60import GHC.TypeLits
60import GHC.Generics (Generic, Rep)
61import GHC.Generics (Generic, Rep)
61import ProjectM36.Tupleable
62import ProjectM36.Tupleable
@@ -128,7 +129,7 @@ instance KnownSymbol prefix => ModifyText (AddPrefix prefix) where
128data DropPrefix (prefix :: Symbol)
129data DropPrefix (prefix :: Symbol)
130instance KnownSymbol prefix => ModifyText (DropPrefix prefix) where
131instance KnownSymbol prefix => ModifyText (DropPrefix prefix) where
131− modifyText _ oldText = maybe oldText id (T.stripPrefix prefixText oldText)
132+ modifyText _ oldText = fromMaybe oldText (T.stripPrefix prefixText oldText)
133 prefixText = T.pack (symbolVal (Proxy :: Proxy prefix))
134 prefixText = T.pack (symbolVal (Proxy :: Proxy prefix))
@@ -144,7 +145,7 @@ instance KnownSymbol suffix => ModifyText (AddSuffix suffix) where
144data DropSuffix (suffix :: Symbol)
145data DropSuffix (suffix :: Symbol)
146instance KnownSymbol suffix => ModifyText (DropSuffix suffix) where
147instance KnownSymbol suffix => ModifyText (DropSuffix suffix) where
147− modifyText _ oldText = maybe oldText id (T.stripSuffix suffixText oldText)
148+ modifyText _ oldText = fromMaybe oldText (T.stripSuffix suffixText oldText)
149 suffixText = T.pack (symbolVal (Proxy :: Proxy suffix))
150 suffixText = T.pack (symbolVal (Proxy :: Proxy suffix))