made parentDir return a Maybe FilePath; removed most uses of it

parentDir is less safe than takeDirectory, especially when working
with relative FilePaths. It's really only useful in loops that
want to terminate at /

This commit was sponsored by Audric SCHILTKNECHT.
This commit is contained in:
Joey Hess 2015-01-06 18:29:07 -04:00
parent d09a198ec0
commit 965e106f24
47 changed files with 97 additions and 96 deletions

View file

@ -46,8 +46,8 @@ fromCwd = getCurrentDirectory >>= seekUp
r <- checkForRepo dir
case r of
Nothing -> case parentDir dir of
"" -> return Nothing
d -> seekUp d
Nothing -> return Nothing
Just d -> seekUp d
Just loc -> Just <$> newFrom loc
{- Local Repo constructor, accepts a relative or absolute path. -}