[Haskell-cafe] if-then without -else?
tom-lists-haskell-cafe-2017 at jaguarpaw.co.uk
Mon Jul 9 19:34:22 UTC 2018
On Mon, Jul 09, 2018 at 08:39:49PM +0200, Johannes Waldmann wrote:
> > Therefore (if False then a) would give an exception.
> Yes. And the question is, why is possible to write
> this program using "case" but not with "if".
Because the error conditions around case were badly designed. My
understanding is that a large majority of Haskell developers believe that it
should not be possible to omit a branch in a case statement.
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