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| author | John MacFarlane <jgm@berkeley.edu> | 2010-07-06 23:17:06 -0700 |
|---|---|---|
| committer | John MacFarlane <jgm@berkeley.edu> | 2010-07-06 23:17:06 -0700 |
| commit | 6a68dbe5ae92b3a6356068b00dc53fd6dd4e39e3 (patch) | |
| tree | 642b582f6da867117453284e39f2dad3d444986d /src/Text/Pandoc/Shared.hs | |
| parent | cbac17cfd20ead56def539fdf0817b1297f36833 (diff) | |
| download | pandoc-6a68dbe5ae92b3a6356068b00dc53fd6dd4e39e3.tar.gz | |
Changed order of functions in Shared.
Diffstat (limited to 'src/Text/Pandoc/Shared.hs')
| -rw-r--r-- | src/Text/Pandoc/Shared.hs | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/src/Text/Pandoc/Shared.hs b/src/Text/Pandoc/Shared.hs index 94be91b2d..102e28deb 100644 --- a/src/Text/Pandoc/Shared.hs +++ b/src/Text/Pandoc/Shared.hs @@ -45,14 +45,14 @@ module Text.Pandoc.Shared ( toRomanNumeral, escapeURI, unescapeURI, + tabFilter, + -- * Prettyprinting wrapped, wrapIfNeeded, wrappedTeX, wrapTeXIfNeeded, BlockWrapper (..), wrappedBlocksToDoc, - tabFilter, - -- * Prettyprinting hang', -- * Pandoc block and inline list processing orderedListMarkers, @@ -195,6 +195,30 @@ unescapeURI :: String -> String unescapeURI = escapeURIString (\c -> isAllowedInURI c || not (isAscii c)) . decodeString . unEscapeString +-- | Convert tabs to spaces and filter out DOS line endings. +-- Tabs will be preserved if tab stop is set to 0. +tabFilter :: Int -- ^ Tab stop + -> String -- ^ Input + -> String +tabFilter tabStop = + let go _ [] = "" + go _ ('\n':xs) = '\n' : go tabStop xs + go _ ('\r':'\n':xs) = '\n' : go tabStop xs + go _ ('\r':xs) = '\n' : go tabStop xs + go spsToNextStop ('\t':xs) = + if tabStop == 0 + then '\t' : go tabStop xs + else replicate spsToNextStop ' ' ++ go tabStop xs + go 1 (x:xs) = + x : go tabStop xs + go spsToNextStop (x:xs) = + x : go (spsToNextStop - 1) xs + in go tabStop + +-- +-- Prettyprinting +-- + -- | Wrap inlines to line length. wrapped :: Monad m => ([Inline] -> m Doc) -> [Inline] -> m Doc wrapped listWriter sect = (mapM listWriter $ splitBy Space sect) >>= @@ -264,30 +288,6 @@ wrappedBlocksToDoc = foldr addBlock empty addBlock (Pad d) accum = d $$ text "" $$ accum addBlock (Reg d) accum = d $$ accum --- | Convert tabs to spaces and filter out DOS line endings. --- Tabs will be preserved if tab stop is set to 0. -tabFilter :: Int -- ^ Tab stop - -> String -- ^ Input - -> String -tabFilter tabStop = - let go _ [] = "" - go _ ('\n':xs) = '\n' : go tabStop xs - go _ ('\r':'\n':xs) = '\n' : go tabStop xs - go _ ('\r':xs) = '\n' : go tabStop xs - go spsToNextStop ('\t':xs) = - if tabStop == 0 - then '\t' : go tabStop xs - else replicate spsToNextStop ' ' ++ go tabStop xs - go 1 (x:xs) = - x : go tabStop xs - go spsToNextStop (x:xs) = - x : go (spsToNextStop - 1) xs - in go tabStop - --- --- Prettyprinting --- - -- | A version of hang that works like the version in pretty-1.0.0.0 hang' :: Doc -> Int -> Doc -> Doc hang' d1 n d2 = d1 $$ (nest n d2) |