61 lines
1.8 KiB
Haskell
61 lines
1.8 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 Language.Haskell.GhcMod.DynFlags
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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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----------------------------------------------------------------
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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 :: IOish m
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=> [FilePath] -- ^ The target files.
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-> GhcModT m 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 :: IOish m
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=> [FilePath] -- ^ The target files.
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-> GhcModT m (Either String String)
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check fileNames = do
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withLogger setAllWaringFlags $ setTargetFiles fileNames
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----------------------------------------------------------------
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-- | Expanding Haskell Template.
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expandTemplate :: IOish m
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=> [FilePath] -- ^ The target files.
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-> GhcModT m String
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expandTemplate [] = return ""
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expandTemplate files = withErrorHandler sessionName $ do
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either id id <$> expand 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 :: IOish m
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=> [FilePath] -- ^ The target files.
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-> GhcModT m (Either String String)
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expand fileNames = withLogger (Gap.setDumpSplices . setNoWaringFlags) $
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setTargetFiles fileNames
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