From: Mark Hubbart <discord@...>
Date: 2004-03-02T02:24:05+09:00
Subject: Re: UnboundMethod#hash apparently broken in 1.8.1


On Mar 1, 2004, at 5:14 AM, Tim Sutherland wrote:
>> I'm not sure why you describe it as broken.  Can you explain
>> a little further?
>
> I think he means because "a == b" but "!a.eql?(b)" and "a.hash != 
> b.hash".
> It's not a bug, just a lack of a feature.

irb(main):006:0> class Foo;def bar;end;end
=> nil
irb(main):007:0> Foo.instance_method(:bar).hash
=> 187786
irb(main):008:0> Foo.instance_method(:bar).hash
=> 170366
irb(main):009:0> Foo.instance_method(:bar).hash
=> 155876
irb(main):010:0> Foo.instance_method(:bar).hash
=> 139386

To me, at least, this behavior is unexpected. I would expect it to 
return the same object each time; or at least objects with the same 
hash value.

--Mark