_onConnection(socket: WS): void {
logger.debug('WebSocket connecting');
let client: ?RpcConnection<QueuedTransport> = null;
const errorSubscription = attachEvent(socket, 'error', e =>
logger.error('WebSocket error before first message', e),
);
socket.once('message', (clientId: string) => {
errorSubscription.dispose();
client = this._clients.get(clientId);
const transport = new WebSocketTransport(clientId, socket);
if (client == null) {
client = RpcConnection.createServer(
this._rpcServiceRegistry,
new QueuedTransport(clientId, transport),
);
this._clients.set(clientId, client);
} else {
invariant(clientId === client.getTransport().id);
client.getTransport().reconnect(transport);
}
});
}
onNotification(
callback: (notifyName: string, notify: Object) => mixed,
): IDisposable {
return attachEvent(this._emitter, DBGP_SOCKET_NOTIFICATION_EVENT, callback);
}
onStatus(callback: (status: string) => mixed): IDisposable {
return attachEvent(this._emitter, DBGP_SOCKET_STATUS_EVENT, callback);
}