debug.rb

# debugging helper for cucumber by RainChen @ 2009-11-18
# more detail: http://hi.baidu.com/rainchen/blog/item/ee410708d2f5a63ae8248823.html

if Cucumber::VERSION == '0.4.4'

Then /^(.+) for debugging$/ do |whatever|
  ENV['DEBUGGING'] = whatever
  warn(%{Debuging: Then #{whatever}})
  Then %{#{whatever}}
end

Given /^I am debugging$/ do
  ENV['DEBUGGING'] = 'yes'
end
  
class Object #:nodoc:

  # TODO: Move most of this stuff out to an InstanceExecutor class.
  def cucumber_instance_exec(check_arity, pseudo_method, *args, &block)
    cucumber_run_with_backtrace_filtering(pseudo_method) do
      if check_arity && !cucumber_compatible_arity?(args, block)
        instance_exec do
          ari = cucumber_arity(block)
          ari = ari < 0 ? (ari.abs-1).to_s+"+" : ari
          s1 = ari == 1 ? "" : "s"
          s2 = args.length == 1 ? "" : "s"
          raise Cucumber::ArityMismatchError.new(
            "Your block takes #{ari} argument#{s1}, but the Regexp matched #{args.length} argument#{s2}."
          )
        end
      else
        debugger if ENV['DEBUGGING']
        # type "step" 
        instance_exec(*args, &block)
      end
    end
  end

end
end