2010-12-25 19:18:36 +00:00
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-- | Describes writable items; items that can be saved to the disk
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--
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2011-03-04 10:46:06 +00:00
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{-# LANGUAGE FlexibleInstances, TypeSynonymInstances #-}
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2010-12-25 19:18:36 +00:00
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module Hakyll.Core.Writable
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( Writable (..)
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) where
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2011-01-04 12:09:45 +00:00
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import Data.Word (Word8)
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2010-12-30 12:49:58 +00:00
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2011-01-04 12:09:45 +00:00
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import qualified Data.ByteString as SB
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2011-05-06 08:28:35 +00:00
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import qualified Data.ByteString.Lazy as LB
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2011-03-04 10:46:06 +00:00
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import Text.Blaze (Html)
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import Text.Blaze.Renderer.String (renderHtml)
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2010-12-30 12:49:58 +00:00
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2011-05-02 21:16:43 +00:00
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import Hakyll.Core.Identifier
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2010-12-25 19:18:36 +00:00
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-- | Describes an item that can be saved to the disk
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--
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class Writable a where
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-- | Save an item to the given filepath
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write :: FilePath -> a -> IO ()
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instance Writable [Char] where
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write = writeFile
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2010-12-30 12:49:58 +00:00
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2011-03-04 10:46:06 +00:00
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instance Writable SB.ByteString where
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write p = SB.writeFile p
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2011-05-06 08:28:35 +00:00
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instance Writable LB.ByteString where
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write p = LB.writeFile p
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2011-01-04 12:09:45 +00:00
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instance Writable [Word8] where
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2011-03-04 10:46:06 +00:00
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write p = write p . SB.pack
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instance Writable Html where
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write p html = write p $ renderHtml html
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2011-05-02 21:16:43 +00:00
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instance Writable Identifier where
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write p i = write p $ show i
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