Hi,

In message "Re: [ruby-core:33568] Re: [Ruby 1.9-Feature#4085][Open] Refinements and nested methods"
    on Sat, 4 Dec 2010 21:48:00 +0900, Charles Oliver Nutter <headius / headius.com> writes:

|For the main cases, I see it working this way:
|
|* Parser sees "using" in a scope
|* Child scopes will now be parsed as though they are refined
|* VCALL, FCALL, CALL in child scopes are instead RVCALL, RFCALL, RCALL

I see this optimization nice for refinement, but it's impossible to
implement local rebinding (a la classbox) that some wanted in this
thread this way.

							matz.