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Add instance of MonadHandler and MonadWidget for ExceptT

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This commit is contained in:
Ross MacLeod 2016-09-21 14:41:30 -04:00
parent d1495bad85
commit ee100d7be0
1 changed files with 3 additions and 0 deletions
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yesod-core/Yesod/Core/Class/Handler.hs
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@ -24,6 +24,7 @@ import Control.Monad.Trans.Identity ( IdentityT)
import Control.Monad.Trans.List ( ListT )
import Control.Monad.Trans.Maybe ( MaybeT )
import Control.Monad.Trans.Error ( ErrorT, Error)
import Control.Monad.Trans.Except ( ExceptT )
import Control.Monad.Trans.Reader ( ReaderT )
import Control.Monad.Trans.State ( StateT )
import Control.Monad.Trans.Writer ( WriterT )
@ -55,6 +56,7 @@ GO(IdentityT)
GO(ListT)
GO(MaybeT)
GOX(Error e, ErrorT e)
GO(ExceptT e)
GO(ReaderT r)
GO(StateT s)
GOX(Monoid w, WriterT w)
@ -78,6 +80,7 @@ GO(IdentityT)
GO(ListT)
GO(MaybeT)
GOX(Error e, ErrorT e)
GO(ExceptT e)
GO(ReaderT r)
GO(StateT s)
GOX(Monoid w, WriterT w)