Remove all derivations of Typeable

Typeable has been automatically derived for every type since GHC 7.10,
so remove these obsolete derivations.  This also allows us to get rid of
the `DeriveDataTypeable` pragma quite naturally.

Related: https://github.com/xmonad/xmonad/pull/299 (xmonad/xmonad@9e5b16ed8a)
Related: bd5b969d9b
Fixes: https://github.com/xmonad/xmonad-contrib/issues/548
This commit is contained in:
Joan Milev
2021-06-17 12:08:04 +03:00
committed by slotThe
parent 4ddb3e4915
commit f732082fdc
91 changed files with 143 additions and 235 deletions

View File

@@ -1,4 +1,4 @@
{-# LANGUAGE FlexibleInstances, MultiParamTypeClasses, DeriveDataTypeable #-}
{-# LANGUAGE FlexibleInstances, MultiParamTypeClasses #-}
-----------------------------------------------------------------------------
-- |
@@ -23,7 +23,6 @@ module XMonad.Layout.Reflect (
) where
import XMonad.Core
import XMonad.Prelude (fi)
import Graphics.X11 (Rectangle(..), Window)
import Control.Arrow (second)
@@ -101,8 +100,8 @@ instance LayoutModifier Reflect a where
-------- instances for MultiToggle ------------------
data REFLECTX = REFLECTX deriving (Read, Show, Eq, Typeable)
data REFLECTY = REFLECTY deriving (Read, Show, Eq, Typeable)
data REFLECTX = REFLECTX deriving (Read, Show, Eq)
data REFLECTY = REFLECTY deriving (Read, Show, Eq)
instance Transformer REFLECTX Window where
transform REFLECTX x k = k (reflectHoriz x) (\(ModifiedLayout _ x') -> x')