LPProtocol = ref object of RootObj
  codecs*: seq[string]
  handlerImpl: LPProtoHandler ## invoked by the protocol negotiator
  started*: bool
  maxIncomingStreams: Opt[int]

LPProtoHandler = proc (conn: Connection; proto: string): Future[void] {.async.}

LPProtoHandler2[E] = proc (conn: Connection; proto: string): InternalRaisesFuture[
    void, E]

DefaultMaxIncomingStreams = 10

func codec(p: LPProtocol): string {....raises: [], tags: [].}

func codec=(p: LPProtocol; codec: string) {....raises: [], tags: [].}

func handler=(p: LPProtocol; handler: LPProtoHandler) {....raises: [], tags: [].}

func handler=(p: LPProtocol; handler: LPProtoHandler2) {....raises: [].}

proc maxIncomingStreams(p: LPProtocol): int {....raises: [], tags: [].}

proc maxIncomingStreams=(p: LPProtocol; val: int) {....raises: [], tags: [].}

proc new(T: type LPProtocol; codecs: seq[string]; handler: LPProtoHandler2;
         maxIncomingStreams: Opt[int] | int = Opt.none(int)): T:type {.
    ...raises: [].}

proc new(T: type LPProtocol; codecs: seq[string]; handler: LPProtoHandler;
         maxIncomingStreams: Opt[int] | int = Opt.none(int)): T:type {.
    ...raises: [].}

method init(p: LPProtocol) {.base, ...gcsafe, raises: [], tags: [].}

method start(p: LPProtocol): Future[void] {.base, stackTrace: false, ...raises: [],
    gcsafe, raises: [], raises: [], tags: [RootEffect].}

method stop(p: LPProtocol): Future[void] {.base, stackTrace: false, ...raises: [],
    gcsafe, raises: [], raises: [], tags: [RootEffect].}

template handler(p: LPProtocol): LPProtoHandler

template handler(p: LPProtocol; conn: Connection; proto: string): Future[void]