From: Michal Suchanek <hramrach@...>
Date: 2009-03-02T17:18:35+09:00
Subject: Re: Rub 1.9: "inline rescue" doesn't work?

2009/3/2 Gregory Brown <gregory.t.brown@gmail.com>:
> On Sun, Mar 1, 2009 at 6:58 PM, Iñaki Baz Castillo <ibc@aliax.net> wrote:
>> Hi, is there any explanation for the folowing big difference between the same
>> code in 1.8 and 1.9?:
>>
>>
>> 1.8)
>>
>> aaa = 123.capitalize rescue 444
>> => 444
>>
>>
>> 1.9)
>>
>> aaa = 123.capitalize rescue 444
>> NoMethodError: undefined method `capitalize' for 123:Fixnum
>
>>> RUBY_VERSION
> => "1.9.1"
>>> 123.captialize rescue 444
> => 444
>
> But please, don't use this technique.  It creates huge debugging nightmares.
>
> Instead, just do:
>
> aaa = obj.respond_to?(:capitalize) ? obj.capitalize : 444
>
>
I'd see it as a Ruby's failure that the proper check is against DRY.

Thanks

Michal