Proposal: merge either into transformers

Herbert Valerio Riedel hvr at
Fri Dec 7 11:11:51 CET 2012

Roman Cheplyaka <roma at> writes:

> I propose to add the sole module of the 'either' package[1],
> Control.Monad.Trans.Either, to the transformers package.



> Note that 'either' depends on the 'semigroupoids' and 'semigroup'

btw, the package is named 'semigroup*s*'

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