class RuboCop::Cop::Style::RedundantParentheses

def keyword_with_redundant_parentheses?(node)
  return false unless node.keyword?
  return true if node.special_keyword?
  args = *node
  if only_begin_arg?(args)
    parentheses?(args.first)
  else
    args.empty? || parentheses?(node)
  end
end