46 lines
1.0 KiB
Haskell
46 lines
1.0 KiB
Haskell
{-# OPTIONS_GHC -fno-warn-orphans #-}
|
|
|
|
module Text.Blaze.Instances
|
|
(
|
|
) where
|
|
|
|
import ClassyPrelude
|
|
import Text.Blaze
|
|
import qualified Text.Blaze.Renderer.Text as Text
|
|
|
|
import Text.Read (Read(..))
|
|
|
|
import Data.Hashable (Hashable(..))
|
|
import Data.Aeson (ToJSON(..), FromJSON(..))
|
|
import qualified Data.Aeson as Aeson
|
|
|
|
import qualified Data.Csv as Csv
|
|
|
|
|
|
instance Eq Markup where
|
|
(==) = (==) `on` Text.renderMarkup
|
|
|
|
instance Ord Markup where
|
|
compare = comparing Text.renderMarkup
|
|
|
|
instance Read Markup where
|
|
readPrec = preEscapedLazyText <$> readPrec
|
|
|
|
instance Show Markup where
|
|
showsPrec prec = showsPrec prec . Text.renderMarkup
|
|
|
|
instance Hashable Markup where
|
|
hashWithSalt s = hashWithSalt s . Text.renderMarkup
|
|
|
|
instance ToJSON Markup where
|
|
toJSON = Aeson.String . toStrict . Text.renderMarkup
|
|
|
|
instance FromJSON Markup where
|
|
parseJSON = Aeson.withText "Html" $ return . preEscapedText
|
|
|
|
instance Csv.ToField Markup where
|
|
toField = Csv.toField . Text.renderMarkup
|
|
|
|
instance Csv.FromField Markup where
|
|
parseField = fmap preEscapedText . Csv.parseField
|