From: Pit Capitain <pit.capitain@...>
Date: 2007-08-03T17:11:27+09:00
Subject: Re: #send in 1.9

2007/8/3, Joel VanderWerf <vjoel@path.berkeley.edu>:
> Pit Capitain wrote:
> > To Tom and others using #send to call private methods: if the method
> > name is known, then you should immediately change
> >
> >   obj.send("method", *args)
> >
> > to
> >
> >   obj.instance_eval { method(*args) }
>
> That rewrite can be a source of errors if instead of "args" you have
> some expression that depends on self:
>
>    obj.send("method", x, y) # x and y are methods of self
>
> can be rewritten as:
>
>    args = [x, y]
>    obj.instance_eval { method(*args) }

Good catch, Joel. It never happened to me, but you're right: the two
snippets I've shown are not equivalent. Thanks for pointing this out.

Regards,
Pit