From: dblack@...
Date: 2007-05-11T09:15:05+09:00
Subject: Re: self in blocks

Hi --

On Fri, 11 May 2007, Vasco Andrade e silva wrote:

> I agree with you (Gavin Kistner). The question is, what could you loose
> if self was always set as it is with class_eval, instance_eval, etc.?
> You could still do:
>> def create( name )
>>  person = Person.new( name )
>>  yield person
>>  p person
>> end
>>
>> create( :gavin ){ |person|
>>  person.age = 32
>>  person.grow_older
>> }
> as all the other things.
>
> For me the question is: What's the purpose of not always setting self to
> yield context?

Why constrain it to be one way or the other, instead of being able to
do either?  Besides, I want to be able to do this:

   @x = 1
   some_method {|n| puts n + @x }

and not have it be some other object's @x.


David

-- 
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