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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