+takeMap o =
+ case H.lookup "map" o of
+ Nothing -> pure Nothing
+ Just (Object mo) -> do
+ unsplit <- (parseJSON (Object mo) :: Parser (Maybe (Map String NmcDom)))
+ let result = fmap splitup unsplit
+ return result
+ where
+ splitup :: Map String NmcDom -> Map String NmcDom
+ splitup x = foldrWithKey stow M.empty x
+ stow fqdn sdom acc = M.insertWith merge fqdn' sdom' acc
+ where
+ (fqdn', sdom') = nest (filter (/= "") (splitOnDots fqdn), sdom)
+ splitOnDots s = splitOn "." s
+ nest ([], v) = (fqdn, v) -- can split result be empty?
+ nest ([k], v) = (k, v)
+ nest (k:ks, v) =
+ nest (ks, def { domSubmap = Just (M.singleton k v) })
+ _ -> empty