On Mon, Oct 06, 2008 at 10:46:49AM +0900, Nobuyoshi Nakada wrote:
> No.  I'd implemented and tested it once but found it's just
> problematic rather than useful.  For instance, how do you
> consider about instance variables?

Instance_eval for initialization has surprising behavior for instance
variables (e.g. as in Ruby/Tk).

A method that affects only method calls and not instance variables would
make this idiom more viable.

I don't know whether that is a good thing or a bad thing.

Paul