[MacRuby-devel] Rspec Stopped Running Under Macruby

Christian Niles christian at nerdyc.com
Thu May 19 17:13:50 PDT 2011


Hey Shannon,

I just ran into this problem myself. I believe it has something to do with RSpec 2.6, since I don't get the error when rspec 2.5 is installed.

Can you try downgrading and see if that helps you as well?

christian.

On May 19, 2011, at 9:58 AM, Shannon Love wrote:

> I had previously had Rspec running under Macruby before I tried to use RVM to manage my ruby installs. Something went awry with RVM and I had to uninstall. After that Rspec stopped working under Macruby. I
> 
> I found that my RVM had installed Macruby 0.11 dev in or over my 0.10 install and that remained even after I had removed RVM so I used pkgutil to uninstall all Macruby, then I reinstalled the system ruby package and then reinstall Macruby 0.10
> 
> The system ruby 1.8.7 runs rspec installed with its gem command just fine. However, if I uninstall the system rspec and install with macgem, I get the following error trying to either execute a file with rspec calls or running rspec from the command line with or without any options or files.
> 
> <code>
> /Library/Frameworks/MacRuby.framework/Versions/0.10/usr/lib/ruby/Gems/1.9.2/gems/rspec-core-2.6.0/lib/rspec/core/world.rb:14:in `empty_without_conditional_filters?': undefined method `empty?' for #<Enumerator:0x2002a76c0> (NoMethodError)
> 	from /Library/Frameworks/MacRuby.framework/Versions/0.10/usr/lib/ruby/Gems/1.9.2/gems/rspec-core-2.6.0/lib/rspec/core/world.rb:131:in `announce_exclusion_filter:'
> 	from /Library/Frameworks/MacRuby.framework/Versions/0.10/usr/lib/ruby/Gems/1.9.2/gems/rspec-core-2.6.0/lib/rspec/core/world.rb:103:in `announce_filters'
> 	from /Library/Frameworks/MacRuby.framework/Versions/0.10/usr/lib/ruby/Gems/1.9.2/gems/rspec-core-2.6.0/lib/rspec/core/command_line.rb:19:in `run:'
> 	from /Library/Frameworks/MacRuby.framework/Versions/0.10/usr/lib/ruby/Gems/1.9.2/gems/rspec-core-2.6.0/lib/rspec/core/runner.rb:80:in `run_in_process:'
> 	from /Library/Frameworks/MacRuby.framework/Versions/0.10/usr/lib/ruby/Gems/1.9.2/gems/rspec-core-2.6.0/lib/rspec/core/runner.rb:69:in `run:'
> 	from /Library/Frameworks/MacRuby.framework/Versions/0.10/usr/lib/ruby/Gems/1.9.2/gems/rspec-core-2.6.0/lib/rspec/core/runner.rb:11:in `block'
> localhost:SetUpRspec developer$ which rspec
> </code>
> 
> The the actual error line is here and it appears to be part of the way that Rspec processes command line arguments:
> 
> <code>
> module RSpec
>  module Core
>    class World
> 
>      module Describable
>        PROC_HEX_NUMBER = /0x[0-9a-f]+@/
>        PROJECT_DIR = File.expand_path('.')
> 
>        def description
>           reject { |k, v| RSpec::Core::Configuration::CONDITIONAL_FILTERS[k] == v }.inspect.gsub(PROC_HEX_NUMBER, '').gsub(PROJECT_DIR, '.').gsub(' (lambda)','')
>        end
> 
>        def empty_without_conditional_filters?
> 14 =>     reject { |k, v| RSpec::Core::Configuration::CONDITIONAL_FILTERS[k] == v }.empty?
>        end
> 
>        def reject
>          super rescue {}
>        end
> 
>        def empty?
>          super rescue false
>        end
>      end
> </code>
> 
> I'm a ruby noob but I think it's trying to process a block returned by `super rescue` and it expects a collection but receives an enumerator instead. Why that is, I don't know.
> 
> Repeated macgem installs of the rspec gem do nothing to alter the issue.  I can't find any other references to similar problems. I assume that in my naivety with RVM and ruby in general, I wrecked something somewhere in the system that breaks rspec or macruby but I don't know how to fix it. 
> 
> Thanks,
> TechZen
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