[mercury-users] currying does not work with higher order predicates ?
Fergus Henderson
fjh at cs.mu.OZ.AU
Tue Jul 24 23:04:43 AEST 2001
On 24-Jul-2001, Holger Krug <hkrug at rationalizer.com> wrote:
> It seems as if currying is not allowed for higher order predicates.
> Is this assumption correct or did I make some other kind of error ?
That's correct. As Tyson explained, you need to use an explicit lambda
expression.
The reason we don't allow that is that type checking/inference turns out to
be a bit harder to do in that case.
--
Fergus Henderson <fjh at cs.mu.oz.au> | "I have always known that the pursuit
The University of Melbourne | of excellence is a lethal habit"
WWW: <http://www.cs.mu.oz.au/~fjh> | -- the last words of T. S. Garp.
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