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17 lines
372 B
17 lines
372 B
4 years ago
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{-# LANGUAGE RankNTypes #-}
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module ATrade.RoboCom.Persistence
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(
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MonadPersistence(..)
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) where
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import Data.Aeson
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import Data.Default (Default)
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import qualified Data.Text as T
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class (Monad m) => MonadPersistence m where
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saveState :: forall s. (ToJSON s) => s -> T.Text -> m ()
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loadState :: forall s. (Default s, FromJSON s) => T.Text -> m s
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