diff options
Diffstat (limited to 'src/HaskellCodeExplorer')
| -rw-r--r-- | src/HaskellCodeExplorer/PackageInfo.hs | 38 |
1 files changed, 30 insertions, 8 deletions
diff --git a/src/HaskellCodeExplorer/PackageInfo.hs b/src/HaskellCodeExplorer/PackageInfo.hs index 5bc30b7..466b518 100644 --- a/src/HaskellCodeExplorer/PackageInfo.hs +++ b/src/HaskellCodeExplorer/PackageInfo.hs @@ -22,7 +22,7 @@ import Control.Exception , throw , try ) -import Control.Monad (foldM, unless) +import Control.Monad (foldM, unless, when) import Control.Monad.Extra (anyM, findM) import Control.Monad.Logger ( LoggingT(..) @@ -103,6 +103,7 @@ import System.Directory , setCurrentDirectory , getCurrentDirectory , makeAbsolute + , getDirectoryContents ) import qualified System.Directory.Tree as DT import System.Exit (exitFailure) @@ -114,6 +115,7 @@ import System.FilePath , replaceExtension , splitPath , takeExtension + , takeFileName , takeBaseName , takeDirectory , splitDirectories @@ -141,6 +143,25 @@ createPackageInfo packageDirectoryPath mbDistDirRelativePath sourceCodePreproces Right distDir -> return distDir Left errorMessage -> logErrorN (T.pack errorMessage) >> liftIO exitFailure + cabalFiles <- + liftIO $ + length . + filter + (\path -> takeFileName path /= ".cabal" && takeExtension path == ".cabal") <$> + getDirectoryContents packageDirectoryAbsPath + _ <- + if cabalFiles == 0 + then do + logErrorN $ + T.concat ["No .cabal file found in ", T.pack packageDirectoryAbsPath] + liftIO exitFailure + else when (cabalFiles >= 2) $ do + logErrorN $ + T.concat + [ "Found more than one .cabal file in " + , T.pack packageDirectoryAbsPath + ] + liftIO exitFailure let cabalHelperQueryEnv = mkQueryEnv packageDirectoryAbsPath distDir ((packageName, packageVersion), (_packageCompilerName, packageCompilerVersion), compInfo) <- liftIO $ @@ -154,13 +175,14 @@ createPackageInfo packageDirectoryPath mbDistDirRelativePath sourceCodePreproces unless (take 3 (versionBranch packageCompilerVersion) == take 3 (versionBranch ghcVersion)) $ do - logErrorN $ T.concat - [ "GHC version mismatch. haskell-code-indexer: " - , T.pack $ showVersion ghcVersion - , ", package: " - , T.pack $ showVersion packageCompilerVersion - ] - liftIO exitFailure + logErrorN $ + T.concat + [ "GHC version mismatch. haskell-code-indexer: " + , T.pack $ showVersion ghcVersion + , ", package: " + , T.pack $ showVersion packageCompilerVersion + ] + liftIO exitFailure logInfoN $ T.append "Indexing " $ HCE.packageIdToText currentPackageId let buildComponents = L.map |