Proposal: add liftA4 and liftA5 to match liftM4 and liftM5

[Alexander Berntsen]

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(Sent this to David personally by a mistake.)


On 06/11/14 03:24, David Feuer wrote:
> Since Applicative is supposed to be important now, I figure we
> should get these in.
- -1.

On 06/11/14 07:31, Michael Snoyman wrote:
> But let me ask something else: why not just change the type
> signature of liftM2... to have an Applicative constraint instead of
> a Monad constraint? Besides the funny naming, that would seem to
> address your concern, without increasing the number of
> non-idiomatic combinators.
I'd prefer just getting rid of liftMN, but this sounds like a
reasonable compromise.
- -- 
Alexander
alexander at plaimi.net
https://secure.plaimi.net/~alexander
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