Data.Enumerator.Trans
runIdentityI
runMaybeI
runErrorI
runReaderI
runStateI
evalStateI
runStateI'
evalStateI'
runWriterI
execWriterI
runWriterI'
execWriterI'
runRWSI
evalRWSI
execRWSI
runRWSI'
evalRWSI'
execRWSI'