On Tue, 12 Aug 2008, Bryan O'Sullivan wrote:
On Tue, Aug 12, 2008 at 5:34 PM, Tim Newsham <[EMAIL PROTECTED]> wrote:I tried to force the data with: loadState db = do d <- decode <$> B.readFile stateFile let force = sum $ M.elems $ M.size `fmap` d force `seq` atomically $ writeTVar db d and I get the same error when trying to writeFile after doing a loadState.What happens if you simply print the number of elements in the map? Forcing its spine is all you should need.
This is what the sum above does. Its a Map of Maps, so this maps M.size over the outter Map and sums the resulting elements. That should touch every map element, at least. Tim Newsham http://www.thenewsh.com/~newsham/ _______________________________________________ Haskell-Cafe mailing list [email protected] http://www.haskell.org/mailman/listinfo/haskell-cafe
