40 lines
998 B
Haskell
40 lines
998 B
Haskell
module Propellor.Types where
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import Data.Monoid
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import System.Console.ANSI
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type HostName = String
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type UserName = String
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data Property = Property
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{ propertyDesc :: Desc
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-- | must be idempotent; may run repeatedly
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, propertySatisfy :: IO Result
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}
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type Desc = String
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data Result = NoChange | MadeChange | FailedChange
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deriving (Read, Show, Eq)
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instance Monoid Result where
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mempty = NoChange
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mappend FailedChange _ = FailedChange
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mappend _ FailedChange = FailedChange
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mappend MadeChange _ = MadeChange
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mappend _ MadeChange = MadeChange
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mappend NoChange NoChange = NoChange
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class ActionResult a where
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getActionResult :: a -> (String, ColorIntensity, Color)
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instance ActionResult Bool where
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getActionResult False = ("failed", Vivid, Red)
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getActionResult True = ("ok", Dull, Green)
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instance ActionResult Result where
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getActionResult NoChange = ("unchanged", Dull, Green)
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getActionResult MadeChange = ("done", Vivid, Green)
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getActionResult FailedChange = ("failed", Vivid, Red)
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