class Cucumber::Ast::Scenario

def accept(visitor)
  visitor.visit_comment(@comment)
  visitor.visit_tags(@tags)
  visitor.visit_scenario_name(@keyword, @name, file_colon_line(@line), source_indent(first_line_length))
  skip = @background && @background.failed?
  skip_invoke! if skip
  visitor.step_mother.before_and_after(self, skip) do
    visitor.visit_steps(@steps)
  end
end

def exception
  @steps.exception
end

def failed?
  @steps.failed?
end

def initialize(background, comment, tags, line, keyword, name, steps)
  @background, @comment, @tags, @line, @keyword, @name = background, comment, tags, line, keyword, name
  attach_steps(steps)
  step_invocations = steps.map{|step| step.step_invocation}
  if @background
    @steps = @background.step_collection(step_invocations)
    @background.feature_elements << self
  else
    @steps = StepCollection.new(step_invocations)
  end
end

def passed?
  @steps.passed?
end

def skip_invoke!
  @steps.each{|step_invocation| step_invocation.skip_invoke!}
  @feature.next_feature_element(self) do |next_one|
    next_one.skip_invoke!
  end
end

def status
  @steps.status
end

def to_sexp
  sexp = [:scenario, @line, @keyword, @name]
  comment = @comment.to_sexp
  sexp += [comment] if comment
  tags = @tags.to_sexp
  sexp += tags if tags.any?
  steps = @steps.to_sexp
  sexp += steps if steps.any?
  sexp
end