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-rw-r--r--lib/Language/Haskell/Stylish/Config.hs10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Language/Haskell/Stylish/Config.hs b/lib/Language/Haskell/Stylish/Config.hs
index 7994216..b25f343 100644
--- a/lib/Language/Haskell/Stylish/Config.hs
+++ b/lib/Language/Haskell/Stylish/Config.hs
@@ -24,6 +24,8 @@ import System.Directory
import System.FilePath (joinPath,
splitPath,
(</>))
+import qualified System.IO as IO (Newline (..),
+ nativeNewline)
--------------------------------------------------------------------------------
@@ -48,6 +50,7 @@ data Config = Config
{ configSteps :: [Step]
, configColumns :: Int
, configLanguageExtensions :: [String]
+ , configNewline :: IO.Newline
}
@@ -116,11 +119,18 @@ parseConfig (A.Object o) = do
<$> pure []
<*> (o A..:? "columns" A..!= 80)
<*> (o A..:? "language_extensions" A..!= [])
+ <*> (o A..:? "newline" >>= parseEnum newlines IO.nativeNewline)
-- Then fill in the steps based on the partial config we already have
stepValues <- o A..: "steps" :: A.Parser [A.Value]
steps <- mapM (parseSteps config) stepValues
return config {configSteps = concat steps}
+ where
+ newlines =
+ [ ("native", IO.nativeNewline)
+ , ("lf", IO.LF)
+ , ("crlf", IO.CRLF)
+ ]
parseConfig _ = mzero