Started a CompressCss module.

1 files changed, 18 insertions, 0 deletions

diff --git a/src/Text/Hakyll/CompressCSS.hs b/src/Text/Hakyll/CompressCSS.hs
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+++ b/src/Text/Hakyll/CompressCSS.hs
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+module Text.Hakyll.CompressCSS
+    ( compressCSS
+    ) where
+
+import Data.List
+
+-- | Compress CSS to speed up your site.
+compressCSS :: String -> String
+compressCSS = stripComments
+
+-- | Function that strips CSS comments away.
+stripComments :: String -> String
+stripComments [] = []
+stripComments str | isPrefixOf "/*" str = stripComments $ eatComments $ drop 2 str
+                  | otherwise = (head str) : (stripComments $ tail str)
+    where eatComments str' | null str' = []
+                           | isPrefixOf "*/" str' = drop 2 str'
+                           | otherwise = eatComments $ tail str'