Make it possible to evaluate monadic actions when assigning
record fields
Wouter Swierstra
wss at Cs.Nott.AC.UK
Wed Jul 11 06:07:03 EDT 2007
On 11 Jul 2007, at 08:38, Simon Peyton-Jones wrote:
> Another alternative (which I got from Greg Morrisett) that I'm
> toying with is this. It's tiresome to write
>
> do { x <- <stuff1>
> ; y <- <sutff2>
> ; f x y }
>
> In ML I'd write simply
>
> f <stuff1> <stuff2>
Using Control.Applicative you could already write:
f <$> x <*> y
I don't see the immediate need for more syntactic sugar - this is
about as concise as it can get and it does not require compiler
extensions.
All the best,
Wouter
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