add instance MonadError () Maybe
authorobadz <obadz-git@obadz.com>
Tue, 7 Jun 2016 23:39:19 +0000 (00:39 +0100)
committerobadz <obadz-git@obadz.com>
Tue, 7 Jun 2016 23:39:19 +0000 (00:39 +0100)
commit430217fa8a7f597790d5e54bff1bd387aaed2871
treed9a2598d674bc70f015255c03e6af10cd5999c49
parentca7fdeb8285a56e340becfec8a41a9d346971592
add instance MonadError () Maybe
Control/Monad/Error/Class.hs