[Ironruby-core] Annoymous class extending a module doesn't return expected kind_of

Ben Hall ben2004uk at googlemail.com
Mon Oct 6 05:45:19 EDT 2008


Hi Stefan,

Looks like you are working on the same item as me :)

This is the last problem I have I think to run unmodified RSpec, well
until I hit the next thing :)

Ben

On Mon, Oct 6, 2008 at 7:29 AM, Stefan Dobrev <stefan.dobrev at gmail.com> wrote:
> There was a discussion about this some time ago.
>
> Here it is:
> http://rubyforge.org/pipermail/ironruby-core/2008-September/002874.html
> The reported bug is here:
> http://rubyforge.org/tracker/?func=detail&aid=21995&group_id=4359&atid=16798
>
> Stefan.
>
> 2008/10/6 Ben Hall <ben2004uk at googlemail.com>
>>
>> Hi guys,
>>
>> I've been bashing my head again this problem for the last few days
>> where the object I expected wasn't passed around, tonight I decided to
>> break it down and focus on a much small part.  Turns out, I was
>> looking in the wrong part.
>>
>> This is what I think the problem is. The code is creating an anonymous
>> class which is extending a module.  The code then does a kind_of? to
>> decide what to do with it.
>>
>> >From what I can tell, it looks like the kind_of doesn't recognize the
>> modules it is extending.  This is the code which demonstrates the
>> problem:
>>
>> Code Repro:
>> module AAA
>>   class << self
>>     def a
>>      puts "Hello"
>>     end
>>   end
>>
>>  def myAAA
>>    klass = Class.new do
>>        extend AAA
>>    end
>>
>>    puts "Am I a type of what I extended (AAA)?"
>>    puts klass.kind_of?(AAA)
>>  end
>> end
>>
>> class XYZ
>>  include AAA
>> end
>>
>> $a = XYZ.new
>> $a.myAAA
>>
>>
>> With MRI, true is returned.  With IronRuby, false is returned.
>>
>> Output:
>>
>> E:\IronRuby\trunk\build\debug>ruby array_test
>> Am I a type of what I extended (AAA)?
>> true
>>
>> E:\IronRuby\trunk\build\debug>ir array_test
>> Am I a type of what I extended (AAA)?
>> false
>>
>>
>> This has blocked me moving on.  Anyone got any ideas?
>>
>> Any help on this would be great!
>>
>> Thanks
>>
>> Ben
>> Blog.BenHall.me.uk
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>
>
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