diff options
Diffstat (limited to 'users/grfn/xanthous/src/Xanthous/Orphans.hs')
| -rw-r--r-- | users/grfn/xanthous/src/Xanthous/Orphans.hs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/users/grfn/xanthous/src/Xanthous/Orphans.hs b/users/grfn/xanthous/src/Xanthous/Orphans.hs index e9cfddc0e6..a8274bf0aa 100644 --- a/users/grfn/xanthous/src/Xanthous/Orphans.hs +++ b/users/grfn/xanthous/src/Xanthous/Orphans.hs @@ -11,7 +11,8 @@ module Xanthous.Orphans -------------------------------------------------------------------------------- import Xanthous.Prelude hiding (elements, (.=)) -------------------------------------------------------------------------------- -import Data.Aeson +import Data.Aeson hiding (Key) +import qualified Data.Aeson.KeyMap as KM import Data.Aeson.Types (typeMismatch) import Data.List.NonEmpty (NonEmpty(..)) import Graphics.Vty.Attributes @@ -461,7 +462,7 @@ instance forall a. (FromJSON a, Ord a) => FromJSON (Interval a) where upper <- parseBound $ arr ^?! ix 1 pure $ interval lower upper parseBound = withObject "Bound" $ \obj -> do - when (length obj /= 1) $ fail "Expected an object with a single key" + when (KM.size obj /= 1) $ fail "Expected an object with a single key" let [(k, v)] = obj ^@.. ifolded boundary <- case k of "Excluded" -> pure Open |