class RSpec::Core::Hooks::HookCollections

def run(position, scope, example_or_group)
  return if RSpec.configuration.dry_run?
  if scope == :context
    unless example_or_group.class.metadata[:skip]
      run_owned_hooks_for(position, :context, example_or_group)
    end
  else
    case position
    when :before then run_example_hooks_for(example_or_group, :before, :reverse_each)
    when :after  then run_example_hooks_for(example_or_group, :after,  :each)
    when :around then run_around_example_hooks_for(example_or_group) { yield }
    end
  end
end