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.
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47 changed files with 97 additions and 96 deletions
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@ -46,8 +46,8 @@ fromCwd = getCurrentDirectory >>= seekUp
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r <- checkForRepo dir
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case r of
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Nothing -> case parentDir dir of
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"" -> return Nothing
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d -> seekUp d
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Nothing -> return Nothing
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Just d -> seekUp d
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Just loc -> Just <$> newFrom loc
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{- Local Repo constructor, accepts a relative or absolute path. -}
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