[Haskell-cafe] Re: Should `(flip (^^))` work?
briqueabraque at yahoo.com
Mon Sep 15 19:09:45 EDT 2008
Rafael C. de Almeida a écrit :
> Derek Elkins wrote:
>> On Mon, 2008-09-15 at 18:42 -0300, Mauricio wrote:
>>> I tested the expression below
>>> and it doesn't work. Is there
>>> some way to achieve that (i.e.,
>>> turning an expression inside
>>> parenthesis into an operator)?
>>> 2 `(flip (^^))` (3%4)
>> No it shouldn't work. The fact that the opening and closing marks are the same suggests that it shouldn't. You can fake it though.
>> x -| f = f x
>> f |- x = f x
>> 2 -| flip (^^) |- (3%4)
> Isn't naming the expression 'flip (^^)' much clearer?
I think that is an interesting question
about programming style. In practical
code I think we should have a balance
between the complexity of big expressions
and the complexity of too many names.
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