On Fri, Jul 13, 2012 at 01:21:25PM +0100, Wolfgang Jeltsch wrote:
> I’m strongly opposed to the
>
> case of { ... }
>
> syntax, because there seems to be no natural arrow expression analog of
> it.
>
> A notation that starts with \ (like “\case”) can be carried over to
> arrow expressions by replacing the \ with proc (like in “proc case”).
Remember that there is a \ in arrow notation in addition to proc.
So one might expect any abbreviation for \x -> case x of {...}
to mean the same \ thing in arrow notation too. If the abbreviation
contained no \, there would be no way to replace it with a proc.
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