101 lines
2.7 KiB
Haskell
101 lines
2.7 KiB
Haskell
{-# LANGUAGE FlexibleInstances #-}
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module Language.Haskell.GhcMod.Types where
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-- | Output style.
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data OutputStyle = LispStyle -- ^ S expression style
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| PlainStyle -- ^ Plain textstyle
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data Options = Options {
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outputStyle :: OutputStyle
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, hlintOpts :: [String]
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, ghcOpts :: [String]
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, operators :: Bool
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-- | If 'True', 'browse' also returns types.
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, detailed :: Bool
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-- | Whether or not Template Haskell should be expanded.
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, expandSplice :: Bool
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-- | The sandbox directory.
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, sandbox :: Maybe FilePath
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}
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-- | A default 'Options'.
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defaultOptions :: Options
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defaultOptions = Options {
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outputStyle = PlainStyle
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, hlintOpts = []
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, ghcOpts = []
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, operators = False
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, detailed = False
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, expandSplice = False
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, sandbox = Nothing
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}
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----------------------------------------------------------------
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convert :: ToString a => Options -> a -> String
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convert Options{ outputStyle = LispStyle } = toLisp
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convert Options{ outputStyle = PlainStyle } = toPlain
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class ToString a where
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toLisp :: a -> String
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toPlain :: a -> String
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instance ToString [String] where
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toLisp = addNewLine . toSexp True
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toPlain = unlines
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instance ToString [((Int,Int,Int,Int),String)] where
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toLisp = addNewLine . toSexp False . map toS
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where
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toS x = "(" ++ tupToString x ++ ")"
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toPlain = unlines . map tupToString
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toSexp :: Bool -> [String] -> String
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toSexp False ss = "(" ++ unwords ss ++ ")"
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toSexp True ss = "(" ++ unwords (map quote ss) ++ ")"
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tupToString :: ((Int,Int,Int,Int),String) -> String
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tupToString ((a,b,c,d),s) = show a ++ " "
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++ show b ++ " "
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++ show c ++ " "
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++ show d ++ " "
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++ quote s
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quote :: String -> String
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quote x = "\"" ++ x ++ "\""
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addNewLine :: String -> String
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addNewLine = (++ "\n")
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----------------------------------------------------------------
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-- | The environment where this library is used
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data Cradle = Cradle {
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-- | The directory where this library is executed
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cradleCurrentDir :: FilePath
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-- | The directory where a cabal file is found
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, cradleCabalDir :: Maybe FilePath
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-- | The file name of the found cabal file
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, cradleCabalFile :: Maybe FilePath
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-- | The sandbox directory (e.g. \"\/foo\/bar\/packages-\<ver\>.conf/\")
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, cradlePackageConf :: Maybe FilePath
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} deriving (Eq, Show)
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----------------------------------------------------------------
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type GHCOption = String
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type IncludeDir = FilePath
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type Package = String
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-- | GHC version in 'String'
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type GHCVersion = String
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-- | Haskell expression
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type Expression = String
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-- | Module name
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type ModuleString = String
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data CheckSpeed = Slow | Fast
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