From: Ryan Victory <ryan@...>
Date: 2013-02-28T07:10:19+09:00
Subject: Re: Object track llist for a particular class.

Interesting, try this instead:

Hash[local_variables.map {|k| [k,eval(k.to_s)]}].inspect.scan(/[{
,]\:([^=]+)\=/).flatten

-Ryan
On 2/27/13 3:56 PM, Xavier R. wrote:
> Ryan Victory wrote in post #1099432:
>> Hans,
>> Hash[local_variables.map {|k| [k,eval(k.to_s)]}].inspect.scan(/(?:\{|
>> )\:([^=]+)\=/).flatten
>>
>> Love U Ruby, that should return for you the instances in the form of
>> ["a","b"] in your example.
>>
>> -Ryan
> It gives the below:
>
>>> class Test
>>> end
> => nil
>>> foo = Test.ne
> NoMethodError: undefined method `ne' for Test:Class
>   from (irb):12
>   from /usr/bin/irb:12:in `<main>'
>>> foo = Test.new
> => #<Test:0x00000001cdd240>
>>> bar = Test.new
> => #<Test:0x00000001cdfe50>
>>> Hash[local_variables.map {|k| [k,eval(k.to_s)]}].inspect.scan(/(?:\{|
> )\:([^=]+)\=/).flatten
> => ["bar"]
>
> Not ["foo","bar"]
>