65 lines
1.9 KiB
Haskell
65 lines
1.9 KiB
Haskell
module Language.Haskell.GhcMod.Check (
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checkSyntax
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, check
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, expandTemplate
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, expand
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) where
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import Control.Applicative ((<$>))
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import GHC (Ghc)
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import Language.Haskell.GhcMod.GHCApi
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import qualified Language.Haskell.GhcMod.Gap as Gap
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import Language.Haskell.GhcMod.Logger
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import Language.Haskell.GhcMod.Monad
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import Language.Haskell.GhcMod.Types
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----------------------------------------------------------------
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-- | Checking syntax of a target file using GHC.
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-- Warnings and errors are returned.
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checkSyntax :: [FilePath] -- ^ The target files.
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-> GhcMod String
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checkSyntax [] = return ""
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checkSyntax files = withErrorHandler sessionName $ do
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either id id <$> check files
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where
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sessionName = case files of
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[file] -> file
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_ -> "MultipleFiles"
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----------------------------------------------------------------
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-- | Checking syntax of a target file using GHC.
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-- Warnings and errors are returned.
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check :: [FilePath] -- ^ The target files.
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-> GhcMod (Either String String)
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check fileNames = do
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opt <- options
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toGhcMod $ withLogger opt setAllWaringFlags $ do
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setTargetFiles fileNames
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----------------------------------------------------------------
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-- | Expanding Haskell Template.
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expandTemplate :: Options
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-> Cradle
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-> [FilePath] -- ^ The target files.
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-> IO String
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expandTemplate _ _ [] = return ""
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expandTemplate opt cradle files = withGHC sessionName $ do
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initializeFlagsWithCradle opt cradle
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either id id <$> expand opt files
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where
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sessionName = case files of
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[file] -> file
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_ -> "MultipleFiles"
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----------------------------------------------------------------
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-- | Expanding Haskell Template.
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expand :: Options
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-> [FilePath] -- ^ The target files.
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-> Ghc (Either String String)
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expand opt fileNames = withLogger opt (Gap.setDumpSplices . setNoWaringFlags) $
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setTargetFiles fileNames
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