servant-quickcheck/test/Doctest.hs

45 lines
1.4 KiB
Haskell
Raw Normal View History

2016-04-22 14:00:23 +03:00
module Main where
import Data.List (isPrefixOf)
import System.Directory
import System.FilePath
import System.FilePath.Find
import Test.DocTest
main :: IO ()
main = do
files <- find always (extension ==? ".hs") "src"
mCabalMacrosFile <- getCabalMacrosFile
doctest $ "-isrc" : "-Iinclude" :
(maybe [] (\ f -> ["-optP-include", "-optP" ++ f]) mCabalMacrosFile) ++
"-XOverloadedStrings" :
"-XDeriveFunctor" :
"-XFlexibleInstances" :
"-XFlexibleContexts" :
"-XMultiParamTypeClasses" :
"-XDataKinds" :
"-XTypeOperators" :
"-XGADTs" :
files
getCabalMacrosFile :: IO (Maybe FilePath)
getCabalMacrosFile = do
exists <- doesDirectoryExist "dist"
if exists
then do
contents <- getDirectoryContents "dist"
let rest = "build" </> "autogen" </> "cabal_macros.h"
whenExists $ case filter ("dist-sandbox-" `isPrefixOf`) contents of
[x] -> "dist" </> x </> rest
[] -> "dist" </> rest
xs -> error $ "ran doctests with multiple dist/dist-sandbox-xxxxx's: \n"
++ show xs ++ "\nTry cabal clean"
else return Nothing
where
whenExists :: FilePath -> IO (Maybe FilePath)
whenExists file = do
exists <- doesFileExist file
return $ if exists
then Just file
else Nothing