-- | If there is an element in the map with key "", merge the contents
-- and remove this element. Do this recursively.
mergeSelf :: NmcDom -> NmcDom
mergeSelf base =
let
-- | If there is an element in the map with key "", merge the contents
-- and remove this element. Do this recursively.
mergeSelf :: NmcDom -> NmcDom
mergeSelf base =
let