src/IPv4Address.hs: fix -Woperator-whitespace warnings

diff --git a/src/IPv4Address.hs b/src/IPv4Address.hs
index 38aec8dd39c5250279a05357db753c8aa2247cf2..f9fd8c24e435ac9f2c5ba51d9665aa5243b94d47 100644 (file)
--- a/src/IPv4Address.hs
+++ b/src/IPv4Address.hs
@@ -205,13 +205,13 @@ instance Enum IPv4Address where
 
       -- Chop off the higher octets. x1 = x `mod` 2^32, would be
       -- redundant.
-      x2 = x `mod` 2^(24 :: Integer)
-      x3 = x `mod` 2^(16 :: Integer)
-      x4 = (fromIntegral $ x `mod` 2^(8  :: Integer)) :: Int
+      x2 = x `mod` (2 ^ (24 :: Integer))
+      x3 = x `mod` (2 ^ (16 :: Integer))
+      x4 = (fromIntegral $ x `mod` (2 ^ (8 :: Integer))) :: Int
       -- Perform right-shifts. x4 doesn't need a shift.
-      shifted_x1 = (fromIntegral $ x `quot` 2^(24 :: Integer)) :: Int
-      shifted_x2 = (fromIntegral $ x2 `quot` 2^(16 :: Integer)) :: Int
-      shifted_x3 = fromIntegral $ x3 `quot` 2^(8 :: Integer) :: Int
+      shifted_x1 = (fromIntegral $ x  `quot` (2 ^ (24 :: Integer))) :: Int
+      shifted_x2 = (fromIntegral $ x2 `quot` (2 ^ (16 :: Integer))) :: Int
+      shifted_x3 = (fromIntegral $ x3 `quot` (2 ^ (8  :: Integer))) :: Int
       oct1 = toEnum shifted_x1 :: Octet
       oct2 = toEnum shifted_x2 :: Octet
       oct3 = toEnum shifted_x3 :: Octet
@@ -226,9 +226,9 @@ instance Enum IPv4Address where
       oct2 = fromEnum (octet2 addr)
       oct3 = fromEnum (octet3 addr)
       oct4 = fromEnum (octet4 addr)
-      shifted_oct1 = oct1 * 2^(24 :: Integer)
-      shifted_oct2 = oct2 * 2^(16 :: Integer)
-      shifted_oct3 = oct3 * 2^(8 :: Integer)
+      shifted_oct1 = oct1 * (2 ^ (24 :: Integer))
+      shifted_oct2 = oct2 * (2 ^ (16 :: Integer))
+      shifted_oct3 = oct3 * (2 ^ (8  :: Integer))
 
 -- | Given two addresses, find the number of the most significant bit
 --   where they differ. If the addresses are the same, return
@@ -386,7 +386,7 @@ prop_from_enum_to_enum_inverses_x64 =
   where
     prop :: (Small Int64) -> Property
     prop x =
-      0 <= x && x <= 2^(32 :: Integer) - 1 ==>
+      0 <= x && x <= (2 ^ (32 :: Integer)) - 1 ==>
         fromIntegral (fromEnum (toEnum (fromIntegral x) :: IPv4Address)) == x
 
 -- According to the QuickCheck documentation, we need the "Large"