[Haskell-cafe] data EitherF m1 m2 a = LeftF (m1 a) | RightF (m2 a)

[Daniel van den Eijkel]

Ah great, thanks!


Am 5/18/15 um 2:45 PM schrieb Roman Cheplyaka:
> It's right in transformers:
>
https://hackage.haskell.org/package/transformers-0.4.3.0/docs/Data-Functor-Sum.html
>
> On 18/05/15 15:32, Daniel van den Eijkel wrote:
>> Hi,
>>
>> I am wondering if there is a library with a datatype like the following
>> defined:
>>
>> data EitherF m1 m2 a = LeftF (m1 a) | RightF (m2 a)
>>
>> I could not find anything with Hoogle. Does anybody know such a thing?
>>
>> Thank you & best, Daniel
>>
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>
>


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