From: Daniel DeLorme <dan-ml@...42.com>
Date: 2007-06-08T00:59:39+09:00
Subject: Re: Syntax suggestion

Phrogz wrote:
> On Jun 7, 12:29 am, Joel VanderWerf <v...@path.berkeley.edu> wrote:
>> class Foo
>>    define_method :initialize do |@x,@y,@z| end
>> end
>>
>> p Foo.new(1,2,3)  # ==> #<Foo:0xb7cce1e4 @x=1, @z=3, @y=2>
>>
>> You might want to verify that this construct is allowed in 1.9 before
>> using it heavily. ISTR it is deprecated.
> 
> Can someone confirm or deny that this is deprecated in 1.9?

yep, deprecated:

$ ruby1.9 -e '
class Foo
   define_method(:initialize) do |@x,@y,@z| end
end'
formal argument cannot be an instance variable
   define_method(:initialize) do |@x,@y,@z| end

Daniel