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mirror of https://github.com/github/semantic.git synced 2024-12-25 07:55:12 +03:00

Simplify showLine a little further.

This commit is contained in:
Rob Rix 2016-04-25 15:08:20 -04:00
parent ce9be615a6
commit 3366b94b5a

View File

@ -113,8 +113,7 @@ data PrettyDiff = PrettyDiff { unPrettySources :: Both (Source.Source Char), unP
instance Show PrettyDiff where
show (PrettyDiff sources lines) = showLine (fromMaybe 0 (maximum (fmap length <$> shownLines))) <$> catMaybes shownLines >>= ('\n':)
where shownLines = toBoth <$> lines
showLine n line = let (before, after) = fromThese (replicate n ' ') (replicate n ' ') (runJoin (pad n <$> line)) in
before ++ " | " ++ after
showLine n line = uncurry ((++) . (++ " | ")) (fromThese (replicate n ' ') (replicate n ' ') (runJoin (pad n <$> line)))
showDiff diff = filter (/= '\n') . toList . Source.slice (getRange diff)
pad n string = showString (take n string) (replicate (max 0 (n - length string)) ' ')
toBoth them = showDiff <$> them `applyThese` modifyJoin (uncurry These) sources