class RuboCop::Cop::Style::WordArray

def check_bracketed(node)
  array_elems = node.children
  return if complex_content?(array_elems) ||
            comments_in_array?(node)
  style_detected(:brackets, array_elems.size)
  if style == :percent && array_elems.size >= min_size
    add_offense(node, :expression, PERCENT_MSG)
  end
end