From: Robert Klemme <bob.news@...>
Date: 2004-06-09T16:38:42+09:00
Subject: Re: question about private method


"Robert Klemme" <bob.news@gmx.net> schrieb im Newsbeitrag
news:2insr4Fo72u5U1@uni-berlin.de...
>
> "wang" <wwayya2004@hotmail.com> schrieb im Newsbeitrag
> news:dc1b9b9.0406081833.6228ed2e@posting.google.com...
> > In ruby FAQ :
> > The visibility keyword private makes a method callable only in a
> > function form, and so it can only have self as a receiver.
> > But,why i can't write like below?
>
> I think, this way enforcing the privacy is made easier (for the
> implementor of the runtime).
>
> Different question: Why would you need to call it like this?
>
> Regards
>
>     robert
>
> >
> > class Test
> >   def func
> >     self.test   #use self
> >   end
> >
> >   private
> >   def test
> >     p "test"
> >   end
> > end
> >
> > t=Test.new
> > t.func   >>in `func': private method `test' called for
> > #<Test:0x2ac7318>NoMethodError)
>

Btw: interestingly enough you can do this:

>> class Foo
>> private
>> def test; p "ja"; end
>> end
=> nil
>> Foo.new.instance_eval { test }
"ja"
=> nil

Regards

    robert