From: Florian Gross <flgr@...>
Date: 2004-10-05T06:10:05+09:00
Subject: Re: Kernel#eval taking a block

trans. (T. Onoma) wrote:

>>>  eval(tb, a) { |a| cool = a.call(cool) }
>>>
>>>It might also be nice if this could be done without "stepping on toes"
>>>(i.e. overwriting binding's locals).
>>
>>You can use this workaround:
>>
>>eval("cool = yield.call(cool)", tb) { a }
> LocalJumpError: no block given
>         from (irb):5:in `get_binding'
>         from (irb):5:in `get_binding'
>         from (irb):9
> 
> Is this a 1.9 thing?

Yikes, sorry. It only works when no explicit binding is given. :(

So the only way seems using Object._id2ref and interpolation for now.

Regards,
Florian Gross