haskell test case

.travis.yml

@@ -53,3 +53,7 @@ before_install:
   - brew gist-logs php-cs-fixer || true
   # CoffeeScript
   - npm install coffee-formatter
+  # Haskell
+  - brew install haskell-stack
+  - stack setup
+  - stack install stylish-haskell

examples/nested-jsbeautifyrc/haskell/expected/test.hs

@@ -0,0 +1,10 @@
+{-# LANGUAGE Wat #-}
+import           Bar
+import           Foo
+
+import qualified Baz as Bang
+
+data Person = Person {
+  name    :: String,
+  address :: String
+}

examples/nested-jsbeautifyrc/haskell/original/test.hs

@@ -0,0 +1,10 @@
+{-# LANGUAGE Wat #-}
+import    Foo
+import Bar
+
+import qualified Baz as Bang
+
+data Person = Person {
+  name :: String,
+  address :: String
+}