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module Git.CommitHash
( CommitHash (..),
toShortText,
toText,
)
where
import Data.Binary (Binary)
import Data.Maybe (fromMaybe)
import Data.Text qualified as T
import GHC.Generics (Generic)
import Render qualified as P
data CommitHash
= WorkingTree
| Commit T.Text
deriving (Eq, Show, Binary, Generic)
toShortText :: CommitHash -> Maybe T.Text
toShortText = fmap (T.take 7) . toText
toText :: CommitHash -> Maybe T.Text
toText WorkingTree = Nothing
toText (Commit hash) = Just hash
instance P.Render CommitHash where
render = P.render . P.Detailed
instance P.Render (P.Detailed CommitHash) where
render (P.Detailed commitHash) =
P.styled [P.color P.Yellow] $
P.render (fromMaybe "<dirty>" (toText commitHash))
instance P.Render (P.Summarized CommitHash) where
render (P.Summarized commitHash) =
P.styled [P.color P.Yellow] $
P.render (fromMaybe "<dirty>" (toShortText commitHash))
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