From: Paul Brannan <pbrannan@...>
Date: 2007-12-29T03:28:14+09:00
Subject: Re: Matz says namespaces are too hard to implement - why?

On Sat, Dec 29, 2007 at 12:54:28AM +0900, Rick DeNatale wrote:
> > > def divide(a, b)
> > >    use namespace Mathn
> > >    a / b
> > >  end
> > >
> > > Now, I'd think you would want:
> > >
> > > 1 / 2 #=> 1
> > >
> > > divide(1,2) #=> 1 / 2
...
> What causes the integer 1 to use the '/' method monkeypatched in Mathn
> in one case and not the other?

In the first case (1 / 2), the Mathn namespace is not active, so the
usual integer division method applies.

In the second case (divide), the Mathn namespace is active, so Integer#/
defined in the Mathn namespace applies.

Paul