> On Tue, Nov 13, 2001 at 05:02:54PM -0000, Simon Marlow wrote:
> >
> > You can paraphrase this in Haskell, in the IO monad, like this:
> >
> > loop = do {
> > a <- get_input;
> > if (a == gET_OUT) then return () else loop;
> > }
>
>
> I follow, but I've never seen brackets used in Haskell code. Are they
> included for clarity, or do they have syntactic value? Is
> this the same
> as
>
> loop = do
> a <- get_input
> if (a == GET_OUT) then return () else loop
>
> ?
Yes, it's the same. Some people prefer to use the explicit punctuation;
personally I use whatever looks more readable for the code I'm writing,
which in most cases means I use layout for small functions but
punctuation for large chunks of code where it's hard to see which bits
line up.
Cheers,
Simon
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