class Kafka::Protocol::MetadataResponse::BrokerInfo

def initialize(node_id:, host:, port:)

def initialize(node_id:, host:, port:)
  @node_id = node_id
  @host = host
  @port = port
end

def to_s

def to_s
  "#{host}:#{port} (node_id=#{node_id})"
end