diff options
Diffstat (limited to 'src/Blessings.hs')
| -rw-r--r-- | src/Blessings.hs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/Blessings.hs b/src/Blessings.hs index 8b55e24..59fc4c8 100644 --- a/src/Blessings.hs +++ b/src/Blessings.hs @@ -13,6 +13,7 @@ import Control.Applicative import Data.Ix (inRange) import Data.List (genericDrop) import Data.String +import Data.Tuple.Extra (both, first, second) import Data.Word (Word8) import qualified Prelude import Prelude hiding (drop, length, take) @@ -393,6 +394,22 @@ instance (Eq a, Blessable a) => Blessable (Blessings a) where Empty -> Empty + splitAt n = \case + Append t1 t2 -> + both normalize $ + let + nt1 = Bless.length t1 + in + if n <= nt1 + then second (<>t2) $ Bless.splitAt n t1 + else first (t1<>) $ Bless.splitAt (n - nt1) t2 + Plain s -> + both (normalize . Plain) $ Bless.splitAt n s + SGR pm t -> + both (normalize . SGR pm) $ Bless.splitAt n t + Empty -> + (Empty, Empty) + intercalate i = \case [] -> mempty [t] -> t |
