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Diffstat (limited to 'CabalHelper/Common.hs')
| -rw-r--r-- | CabalHelper/Common.hs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/CabalHelper/Common.hs b/CabalHelper/Common.hs index 3a6d4b6..154441e 100644 --- a/CabalHelper/Common.hs +++ b/CabalHelper/Common.hs @@ -86,3 +86,12 @@ runReadP p i = case filter ((=="") . snd) $ readP_to_S p i of appDataDir :: IO FilePath appDataDir = (</> "cabal-helper") <$> getAppUserDataDirectory "ghc-mod" + +isCabalFile :: FilePath -> Bool +isCabalFile f = takeExtension' f == ".cabal" + +takeExtension' :: FilePath -> String +takeExtension' p = + if takeFileName p == takeExtension p + then "" -- just ".cabal" is not a valid cabal file + else takeExtension p |