class RSpec::Core::Hooks::AroundHookCollection

def for(example, initial_procsy=nil)
  self.class.new(select {|hook| hook.options_apply?(example)}).
    with(example, initial_procsy)
end

def run
  inject(@initial_procsy) do |procsy, around_hook|
    Example.procsy(procsy.metadata) do
      @example.instance_eval_with_args(procsy, &around_hook)
    end
  end.call
end

def with(example, initial_procsy)
  @example = example
  @initial_procsy = initial_procsy
  self
end