class Spec::Story::GivenScenario

def perform(instance, name = nil)

def perform(instance, name = nil)
  scenario = Spec::Story::Runner::StoryRunner.scenario_from_current_story @name
  runner = Spec::Story::Runner::ScenarioRunner.new
  runner.instance_variable_set(:@listeners,[])
  runner.run(scenario, instance)
end