From: Ken Bloom <kbloom@...>
Date: 2007-05-29T04:40:14+09:00
Subject: Re: Perspectives for Ruby 2.0

On Tue, 29 May 2007 00:36:27 +1000, Michael Hollins wrote:

> arcadiorubiogarcia@gmail.com wrote:
>> On May 27, 12:31 pm, Michael Hollins <m...@hollins.id.au> wrote:
>>> arcadiorubiogar...@gmail.com wrote:
>>>
>>>> 1. Are there any plans to introduce function currying? It's a very
>>>> useful feature for function expressions, and it won't be very
>>>> difficult to add. In fact, far I've seen a few implementations of it
>>>> out there. They seem to be more or less ok, but it would be great to
>>>> have it on the standard distribution.
>>> what would you want beyond the following?
>>>
>>> http://moonbase.rydia.net/mental/blog/programming/currying-in-ruby
>> 
>> Well I would want something more implicit, like in Groovy for instance:
>> http://www.ibm.com/developerworks/java/library/j-pg08235/index.html
>> 
>> 
>> 
> So, just so I understand, take the following example:
> 
>    def multiply(a,b)
>      a * b
>    end
> 
>    triple = lambda { |a| multiply(a,3) }
> 
>    puts triple.call(10)
> 
> I believe you are saying that you'd like the last line to be:
> 
>    puts triple(10)
> 
> Is that right? If so, then I agree that would be nice.

The choice of syntax for calling the function also has nothing to do with 
currying.

-- 
Ken Bloom. PhD candidate. Linguistic Cognition Laboratory.
Department of Computer Science. Illinois Institute of Technology.
http://www.iit.edu/~kbloom1/