42 lines
1.3 KiB
Haskell
42 lines
1.3 KiB
Haskell
module Main where
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import Data.List (isPrefixOf)
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import System.Directory
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import System.FilePath
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import System.FilePath.Find
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import Test.DocTest
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main :: IO ()
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main = do
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files <- find always (extension ==? ".hs") "src"
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mCabalMacrosFile <- getCabalMacrosFile
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doctest $ "-isrc" :
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(maybe [] (\ f -> ["-optP-include", "-optP" ++ f]) mCabalMacrosFile) ++
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"-XOverloadedStrings" :
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"-XFlexibleInstances" :
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"-XMultiParamTypeClasses" :
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"-XDataKinds" :
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"-XTypeOperators" :
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files
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getCabalMacrosFile :: IO (Maybe FilePath)
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getCabalMacrosFile = do
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exists <- doesDirectoryExist "dist"
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if exists
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then do
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contents <- getDirectoryContents "dist"
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let rest = "build" </> "autogen" </> "cabal_macros.h"
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whenExists $ case filter ("dist-sandbox-" `isPrefixOf`) contents of
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[x] -> "dist" </> x </> rest
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[] -> "dist" </> rest
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xs -> error $ "ran doctests with multiple dist/dist-sandbox-xxxxx's: \n"
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++ show xs ++ "\nTry cabal clean"
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else return Nothing
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where
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whenExists :: FilePath -> IO (Maybe FilePath)
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whenExists file = do
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exists <- doesFileExist file
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return $ if exists
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then Just file
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else Nothing
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