Update doctest example style in `Data.Bool`

hvr made some suggestions in D352 and D371, this fixes them in the
already-applied patch for Data/Bool.hs as well for consistency.

Reviewed By: austin, hvr

Differential Revision: https://phabricator.haskell.org/D379

1 files changed, 20 insertions, 20 deletions

diff --git a/libraries/base/Data/Bool.hs b/libraries/base/Data/Bool.hs
index 15371982ea..9f1bef6e7c 100644
--- a/libraries/base/Data/Bool.hs
+++ b/libraries/base/Data/Bool.hs
@@ -28,33 +28,33 @@ module Data.Bool (
 
 import GHC.Base
 
--- | Case analysis for the 'Bool' type. @bool x y p@ evaluates to @x@
---   when @p@ is @False@, and evaluates to @y@ when @p@ is @True@.
+-- | Case analysis for the 'Bool' type. @'bool' x y p@ evaluates to @x@
+-- when @p@ is 'False', and evaluates to @y@ when @p@ is 'True'.
 --
---   This is equivalent to @if p then y else x@; that is, one can
---   think of it as an if-then-else construct with its arguments
---   reordered.
+-- This is equivalent to @if p then y else x@; that is, one can
+-- think of it as an if-then-else construct with its arguments
+-- reordered.
 --
---   /Since: 4.7.0.0/
+-- /Since: 4.7.0.0/
 --
---   ==== __Examples__
+-- ==== __Examples__
 --
---   Basic usage:
+-- Basic usage:
 --
---   >>> bool "foo" "bar" True
---   "bar"
---   >>> bool "foo" "bar" False
---   "foo"
+-- >>> bool "foo" "bar" True
+-- "bar"
+-- >>> bool "foo" "bar" False
+-- "foo"
 --
---   Confirm that @bool x y p@ and @if p then y else x@ are
---   equivalent:
+-- Confirm that @'bool' x y p@ and @if p then y else x@ are
+-- equivalent:
 --
---   >>> let p = True; x = "bar"; y = "foo"
---   >>> bool x y p == if p then y else x
---   True
---   >>> let p = False
---   >>> bool x y p == if p then y else x
---   True
+-- >>> let p = True; x = "bar"; y = "foo"
+-- >>> bool x y p == if p then y else x
+-- True
+-- >>> let p = False
+-- >>> bool x y p == if p then y else x
+-- True
 --
 bool :: a -> a -> Bool -> a
 bool f _ False = f