From: Nikolai Weibull <mailing-lists.ruby-talk@...>
Date: 2005-07-20T03:04:05+09:00
Subject: Re: [RCR] nil for unassigned keys

Yukihiro Matsumoto wrote:

> Simon Strandgaard <neoneye@gmail.com> writes:

> > Maybe I don't understand the mandatory argument thing?
> > But can't you just count them somehow?

> Hmm, the current rule is that all arguments are packed in an array,
> and you can specify a hash without braces at the end of the argument
> list, so that
> 
>  test(1, 2, 42)       # [1,2,42]
>  test(1, 2, 3, 4)     # [1,2,3,4]
>  test(1, 2, 3, 4=>5)  # [1,2,3,{4=>5}]
> 
> are passed by the caller.  This does not require any callee side
> argument tweaking.  I think I can understand the rule you want, but
> it's rather complex, especially in combination with optional arguments
> and rest argument.

Tangentially related:  I thought Ruby 2.0 would be adding "true" keyword
arguments to parameter lists, i.e., not storing in them in a hash.  If
so, how will this affect this discussion?,
        nikolai

-- 
Nikolai Weibull: now available free of charge at http://bitwi.se/!
Born in Chicago, IL USA; currently residing in Gothenburg, Sweden.
main(){printf(&linux["\021%six\012\0"],(linux)["have"]+"fun"-97);}