aboutsummaryrefslogtreecommitdiff
path: root/src/Text/Pandoc/CSS.hs
diff options
context:
space:
mode:
Diffstat (limited to 'src/Text/Pandoc/CSS.hs')
-rw-r--r--src/Text/Pandoc/CSS.hs43
1 files changed, 0 insertions, 43 deletions
diff --git a/src/Text/Pandoc/CSS.hs b/src/Text/Pandoc/CSS.hs
deleted file mode 100644
index f479ed9d0..000000000
--- a/src/Text/Pandoc/CSS.hs
+++ /dev/null
@@ -1,43 +0,0 @@
-module Text.Pandoc.CSS ( foldOrElse
- , pickStyleAttrProps
- , pickStylesToKVs
- )
-where
-
-import Text.Pandoc.Shared (trim)
-import Text.Parsec
-import Text.Parsec.String
-
-ruleParser :: Parser (String, String)
-ruleParser = do
- p <- many1 (noneOf ":") <* char ':'
- v <- many1 (noneOf ":;") <* (optional $ char ';') <* spaces
- return (trim p, trim v)
-
-styleAttrParser :: Parser [(String, String)]
-styleAttrParser = many1 ruleParser
-
-orElse :: Eq a => a -> a -> a -> a
-orElse v x y = if v == x then y else x
-
-foldOrElse :: Eq a => a -> [a] -> a
-foldOrElse v xs = foldr (orElse v) v xs
-
-eitherToMaybe :: Either a b -> Maybe b
-eitherToMaybe (Right x) = Just x
-eitherToMaybe _ = Nothing
-
--- | takes a list of keys/properties and a CSS string and
--- returns the corresponding key-value-pairs.
-pickStylesToKVs :: [String] -> String -> [(String, String)]
-pickStylesToKVs props styleAttr =
- case parse styleAttrParser "" styleAttr of
- Left _ -> []
- Right styles -> filter (\s -> fst s `elem` props) styles
-
--- | takes a list of key/property synonyms and a CSS string and maybe
--- returns the value of the first match (in order of the supplied list)
-pickStyleAttrProps :: [String] -> String -> Maybe String
-pickStyleAttrProps lookupProps styleAttr = do
- styles <- eitherToMaybe $ parse styleAttrParser "" styleAttr
- foldOrElse Nothing $ map (flip lookup styles) lookupProps