class RuboCop::Cop::RSpec::EmptyLineAfterHook

def on_block(node)
  return unless hook?(node)
  return if last_child?(node)
  missing_separating_line(node) do |location|
    add_offense(
      node,
      location: location,
      message: format(MSG, hook: node.method_name)
    )
  end
end