From: Eric Mahurin <eric_mahurin@...>
Date: 2005-09-12T05:53:49+09:00
Subject: Re: Array#[]=

--- Daniel Schierbeck <daniel.schierbeck@gmail.com> wrote:

> I'm writing a class representing a coordinate system, and I
> want to be 
> able to give a point in the system a value (eg. a label). The
> problem is 
> that the system can have a variable number of dimensions. If
> it just had 
> three, I could write:
> 
>    def []= (x, y, z, value); end
> 
> But this being an N-dimensional coordinate system, I have to
> come up 
> with something else. The most logical solution to me is this:
> 
>    def[]= (*coordinates, value); end
> 
> But this gives a syntax error. Am I way off base, or would it
> be useful 
> if variable length argument lists could be written this way?

Coincidentally, I was just writing an RCR for this one.  It is
#315.  I'm also writing the corollary to this one which is to
be able to call a method with more arguments after the splat
(also applies to multi-assigns).


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