@@ -93,6 +93,7 @@ import Control.Monad.Reader
93import Control.Monad.State
93import Control.Monad.State
94import Data.Sequence (ViewL(..), viewl)
94import Data.Sequence (ViewL(..), viewl)
95import qualified Data.Sequence as Seq (null)
95import qualified Data.Sequence as Seq (null)
96+import Data.Traversable (traverse)
97import Text.Pandoc.Error
98import Text.Pandoc.Error
98import Text.Pandoc.Compat.Except
99import Text.Pandoc.Compat.Except