class RuboCop::Cop::Style::RandomWithOffset

def corrected_rand_op_integer(node)
  left, operator, right = *node
  prefix_node, _, random_node = *left
  offset = int_from_int_node(right)
  prefix = prefix_from_prefix_node(prefix_node)
  left_int, right_int = boundaries_from_random_node(random_node)
  if operator == :+
    "#{prefix}(#{left_int + offset}..#{right_int + offset})"
  else
    "#{prefix}(#{left_int - offset}..#{right_int - offset})"
  end
end